Showing posts with label indigenous garden. Show all posts
Showing posts with label indigenous garden. Show all posts

Tuesday 15 April 2014

Hibiscus surattensis

Bush Sorrel

Isigezo , Ucathucathu , Uvemvane (z)

French: Liane oseille





Hibiscus surattensis is generally widespread throughout the Old World tropics being and in South Africa where it occurs in KwaZulu-Natal, Limpopo, Mpumalanga.

Description
Hibiscus surattensis is an annual herbaceous, trailing or scrambling plant of moist waste places, covered with soft hairs and scattered prickles.

Landscape value
This most delightful plant due to the profusion of bright yellow flowers that it produces in profusion in autumn has great potential to be grown in less formal indigenous landscapes that are designed with high plant diversity to attract the maximum of wildlife. I makes a nice bright addition to any landscape or garden where it has been used.

Uses
The plant is rich in mucilage. It is often cultivated for the mucilaginous leaves which are eaten in soup or as a vegetable
Plant yields a fiber of good quality.



Traditional Medicinal uses: 
In Senegal the plant is used as an emollient. Zulus use a lotion of the leaf and stem for the treatment of penile irritation of any sort, including venereal sores and urethritis. It is sometimes applied as an ointment for the same purposes. An infusion is also used as an injection into the urethra and vagina for gonorrhoea and other inflammations.

Ecology
Hibiscus surattensis occurs in grassland and at forest edges in lowland and at medium altitudes up to 1700 m, in regions with an average annual rainfall of 1000–1600 mm. It also occurs in marshes, abandoned fields and plantations, on waste ground near habitation, and in coastal habitats such as sand dunes. It is found on a wide variety of soil types.

Ecological significance
Visited by bees and small flies browsed by game

Michael Hickman
Landscape Design Specialist


15.04.14

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Saturday 5 April 2014

A garden without wildlife is hardly a garden at all

Ever changing ever new

Our average affluent north Durban suburban garden owner has the most  uninteresting sterile garden possible planted to a very limited number of sterile unchanging plants such as Philodendron selloum cv. Xanadu, bright coloured crotons Codiaeum variegatum, dust collecting Dianella tasmanica variegata, Ophiopogon japonica, Ophiopogon jaburan variegata a never changing boring landscape. Masses of boring single straight stemmed palms, yellow leaved Duranta erecta Sheena's Gold ™ which have been trimmed into hedges, balls and who knows what, to me a plant that is this colour is  critically ill and needs to be removed. All to be finished of with horrible gaudy purple border bedding plants such as purple setcreasea Tradescantia pallida and Rheoe Tradescantia spathacea

Croton Codiaeum variegatum

The Croton Codiaeum variegatum above is very clearly a magnificent plant that has its uses but it never changes how it looks which in time becomes overpowering and boring and in particular it is sterile, it attracts no wildlife at all it could very easily be replaced in the garden with an identical copy made of plastic and few if any people would be any the wiser. These magnificently colourful plants most certainly do not bring life into the garden.

Change and variety are the spices of life and that applies in particular when planning a garden either exotic or indigenous if one would like to create tranquillity in the garden and to provide the greatest of benefit for the user and observer.

In a Proudly South African living garden planted to our local South African plants there are never two days that are the same, it is ever changing, ever interesting, the  bright yellow bloom of a Hibiscus calyphyllus or Hibiscus surattensis here this morning gone this afternoon a flush of blooms the following day.

 
Hibiscus surattensis  bright and beautiful ever changing never the same.

Dietes grandiflora and Dietes iridioides which come to their full glory for a single day in the spring and early summer months after a drop in atmospheric pressure, then wait for the next drop in pressure to repeat the spectacle. A blaze of blue from the Agapanthus Agapanthus praecox spp.orientalis for a few weeks during midsummer, a blaze of orange from the aloes during the winter to be followed by a blaze of red from the coral tree Erythrina lysistemon announcing the early spring that attract birds and insect 

A brightly coloured butterfly here and brightly coloured bird over there plucking a bright berry from a Psychotria capensis bush. A brightly coloured carpenter bee sucking nectar from the flower of a Justicia betonica, dragonflies doing their amazing aerial displays, interesting and brightly insects every where.

A brightly coloured carpenter bee Xylocopa caffra sucking nectar from the flower of a Justicia betonica

A bright coloured bird flying overhead to alight and pluck a bright red berry from a Psychotria capensis in full fruit in the winter. An interesting and colourful bug sitting on a flower, interesting colourful insects everywhere you look in the garden. A Striped Skink Trachylepsis striata sunning its self on a stone and one up on the roof garden waiting for a fat fly to pass by, a blue headed tree agama Acanthocercus atricollis sunning itself on the trunk of a tree

A spectacled Weaver Ploceus ocularis building its nest on a Strelitzia tree Strelitzia nicolai outside my kitchen door.

These things are seldom seen and experienced in your regular traditional Durban garden with its mostly sterile tropical and subtropical plants that appear to never change from season to season, day to day, week to week, year to year, never changing always the same. Many of these gardens may just as well be made of brightly coloured plastic and concrete for all the life that they bring into the garden. Well manicured bright un-natural colours, coarse textures.
  
A well designed garden planted exclusively to our local indigenous plants will be green and tranquil full of interest, full of beauty, with green that comes in every texture, form and shade is ever changing ever new. Every day there is a new surprise, as flower buds burst open to expose a splash of brilliant colour, sometimes lasting only a few hours and sometimes weeks on end then back to the tranquillity of green to soothe the soul.

A very easy plant to propagate and to grow is this magnificent pendulous Gladiolus cruentus a rare critically endangered local gem seldom if ever seen in cultivation in South Africa

A brightly coloured sun bird gently alights on a leonotis intermedia to sip nectar before flitting off to another brightly coloured plant or to hawk a passing insect in mid air.

During the day bright orange paradise flycatchers with their long tail feathers dart out under the canopies of the trees to catch a passing fly and as the sun dips its head below the horizon tiny little bats appear doing tight aerobatics under the same trees to hawk the insects that they feed on.

I look out the window and see a bright coloured Locust Zonocerus elegans which feeds on the milk weed plant Gomphocarpus physocarpus which is also the host plant to the African Monarch Butterfly.

A bright coloured Locust Zonocerus elegans resting on the flower of a grass aloe, Aloe cooperii

A bronze back manikin alights on a grass stem to pluck a seed head of Panicum maximum to build his nest,  later I see him return to collect the fluffy flower heads of natal redtop grass Melinis repens to line it with.

A bright red African Fire Finch arrives on the ground just outside my kitchen door to look for seed and insects.

African Fire Finch Lagonosticta rubricata

The sound of the Crested Barbet that has his home in a nest box I placed in a tree directly opposite my kitchen window only a few metres away, the sound of  Painted Reed Frogs in a small pond of arums in the evening a garden which is a haven for wildlife in all its forms both day and night with interest without end, is this not what a garden should be.

Painted Reed Frog Hyperolius marmoratus

To maximise the life in a garden it must be planned with as large a variety of interesting local plants to create habitat, which provides shelter, breeding and feeding opportunities for all manner of creatures both great and small. Thereafter we need to do little more to encourage life into our gardens, if the conditions are right wildlife will come and stay of its own. The bigger the variety of plants and habitat types the greater the numbers of creatures that will be attracted. The garden must have water, it must have lawn to serve as green pathways and to separate the different elements of the garden. Do not forget a bench here a table and chairs there so that one can sit and relax and enjoy the garden and its wildlife.

African Monarch butterfly Danaus chrysippus on the flower of it´s host plant the Milk Weed Gomphocarpus physocarpus

There is no reason why a garden that is maximised for wildlife should not be planned and planted to the highest standards of landscape design incorporating only our local plants and a slightly different order to what has traditionally been accepted here in South Africa and much of the world.

When it comes to maintenance the garden must still be well manicured just as the sterile traditional garden in particular at the entrance and near to the house but it will need to be a slightly different order, the beds will still need to be edged, the lawn mowed and the weeds removed, no one wants to be greeted by a mess. However the maintenance must not show a misguided sense of order it must not be carried out with sensitivity and not to the detriment of the life in the garden.

All the photos that I used in this article have been taken in my own garden at Mount Moreland north of Durban.

Michael Hickman
Landscape Design Specialist


05.04.14

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Thursday 27 March 2014

Umzimbeet a small tree for every Garden

Umzimbeet 


Millettia grandis

Umsimbithi; Umsimbithwa (Zulu)

Millettia grandis belongs to the pea and legume family Fabaceae



 Photo taken at Mount Moreland 11 September 2013

Distribution and Habitat

Millettia grandis occurs along the coast from eastern South Africa from north of East London in the Eastern Cape Province into KwaZulu-Natal as far as southern Mozambique. Millettia grandis is particularly abundant in the Pondoland area. Millettia grandis has been planted occasionally outside this region, for instance in Mauritius.

Ecology

Millettia grandis occurs in coastal forest and open lowland forest up to an altitude of 600 m. It can be found as a pioneer tree along forest margins. Millettia grandis tolerates light frost. Millettia grandis often occurs on sandy soils, but also on shale, where trees are often gnarled. Millettia grandis grows best in deep rich sandy soils where ample water is available. Where it occurs Millettia grandis is locally common.

Landscape value

Millettia grandis is a small to medium sized tree the suits every garden whether exotic or indigenous, whether landscaped or natural
Millettia grandis has a compact crown which is particularly suitable for planting in limited spaces like small urban gardens it makes an attractive decorative shade tree with glossy dark green leaves, grey bark, copper red coloured young leaves and flower buds, purple flowers and velvety golden seedpods.
The attractive flowers which occur in from early spring to summer are pea-shaped, mauve to purple and held in an upright inflorescence on the ends of the branches. The seed pods split open 6-8 months later when dry with a load bang to release the flat, oblong seeds.

Millettia grandis comes from a sub-tropical habitat and if grown in drier areas it will need ample water for it to do its best.

Despite its tremendous landscape value Millettia grandis is only occasionally planted as an ornamental shade and street tree this very beautiful and valuable local tree with sculptural and seasonal interest for the garden is clearly undervalued and planted far too infrequently.


Ecological importance

At least four species of butterfly larvae feed on the leaves. Larvae of the butterfly Orange –barred Playboy Deudorix diocles are commonly found in the pods. The larvae of Pondo Charaxes, Charaxes pondoensis feed on the leaves. Termites sometimes utilize the flaked bark on the stems.

Giant Carpenter Bee Xylocopa flavorufa

Bees and bumble bees collect nectar and pollen when the tree is in flower

Commercial uses

The heartwood is dark brown and distinctly demarcated from the yellowish sapwood. The grain is straight, fine textured and very heavy and hard. The wood has an oily surface, it is very durable and resistant to insect attack.
The wood is locally important for building poles, durable furniture, walking sticks, knobkerries and Ugqoko traditional meat platters



Ugqoko traditional meat platter below

Millettia grandis has several features which gives it tremendous agro-forestry potential for rural community development. It does not compete vigorously with other crops and being a Legume, it enhances soil fertility through its nitrogen fixing ability.

Propagation and Growing

Fresh seed is used for propagation, soaking in hot water for one night improves germination. Young trees transplant well grow fairly fast: 80–100 cm/year under favourable conditions.

Millettia grandis seedlings rows best in humus rich well drained sandy soils.
.



Plant in a large hole and mix in a good amount of compost, well rotted manure, and a balanced fertiliser. Mulch well and water regularly, especially during the first year or two for optimum growth.
  
The Millettia grandis trees in my area are covered with nearly ripe seed at the time of writing this article so take the opportunity to obtain seed and grow your own this season.

Michael Hickman
27 March 2014

Indigenous Landscape Design Specialist http://www.ecoman.co.za

Saturday 8 March 2014

Sun hibiscus no garden should be without one

Hibiscus calyphyllus, Sun hibiscus, lemon-yellow rosemallow 
German: Sonnen-Hibiskus
  


Hibiscus calyphyllus flowers are bright sulphur yellow with a deep maroon centre.

Hibiscus calyphyllus occurs naturally from southern East Africa up the East African coast to Sudan, Eritrea, Ethiopia and Yemen. Hibiscus calyphyllus also occurs in tropical Central Africa, Madagascar and the Mascarene Islands.

The natural habitat of Hibiscus calyphyllus is open bush, thickets and forest edges where it is often found along rivers.

Hibiscus calyphyllus is a local medium sized shrub that has large, bright green, soft and velvety leaves, giving it a lush tropical appearance with 12 cm flowers which are bright sulphur yellow with a deep maroon centre. 
Hibiscus calyphyllus grows to 1-1.5 meters tall and is often prostrate and straggly in the wild.

Hibiscus calyphyllus is a very rewarding showy garden plant for both the exotic tropical garden as well as in the indigenous garden that I have grown in my own gardens in Durban for at least the last 30 years. Unfortunately as is the case with so many of our magnificent local plants it is still hardly known and grown in South African gardens although it is very well known and widely grown garden ornamental throughout the tropics and subtropics.
Hibiscus calyphyllus has been in cultivation abroad for a long time having been first offered for sale in England in 1883 under the name Hibiscus chrysanthus with Port Natal, Cape Colony identified as the source. In addition Hibiscus calyphyllus seeds were sold in the United States at the beginning of the 20th century under the name Hibiscus Giant Yellow.


 Hibiscus calyphyllus has large, bright green, soft and velvety leaves

Hibiscus calyphyllus grows best in fully sun to light shade. Hibiscus calyphyllus is a relatively fast-growing plant, providing that it is planted in fertile, rich and well-drained soil well enriched with organic material. The soil pH should range from mildly acidic to neutral.
Although Hibiscus calyphyllus is very drought resistant and can grow under very dry conditions, to do well in the garden it needs a moderate amount of water on a regular basis.
In cultivation it is good cultural practice to prune Hibiscus calyphyllus back after the main flowering season to encourage bushiness, light pruning during the summer growing period encourages flowering.

In South Africa the leaves of Hibiscus calyphyllus have been traditionally used as toilet paper which could be a good thing to remember when hiking out in the bush.

In East Africa, the leaves of Hibiscus calyphyllus are eaten as a vegetable
and in the Okavango Delta the flowers are cooked and eaten.


Wednesday 5 March 2014

Justicia betonica, White shrimp plant, Squirrels’ tails


Justicia betonica is a very variable plant in the family Acanthaceae with a large distribution range
which extends from the east coast of South Africa along the coast of tropical east Africa and on through Arabia, India and East Asia. In many areas in particular where it is cultivated as a garden and landscape plant it is known as the white shrimp plant or squirrel's tail.




Justicia betonica in flower

The plants that I have growing are medium sized 1-1.5 m glossy brilliant green plants that
have blooms that are held in slim upright showy, terminal or axillary spikes which are comprised of papery, green bracts enclosing small white flowers. The flowers which are produced in late summer into the early autumn are followed by club-shaped seed capsules which open explosively when ripe to scatter the seeds.



  
Justicia betonica flower

Justicia betonica needs to be cut back hard in late winter after flowering and tip-pruned as it grows through spring and early summer, to promote a compact tidy shape, otherwise it can become leggy. Justicia betonica grows best in partial shade but will also grow well in full sun. This attractive, fast-growing plant grows best in rich moderately wet areas in the garden and spreads rapidly by seed, forming dense stands.
Although Justicia betonica grows best in shaded wet conditions in loose sandy soil well enriched with organic material I have found it in my own garden to be very drought tolerant growing on dense dry clay soils being one of the very last plants to wilt during times of drought.

If you do not want Justicia betonica to spread throughout the garden it would be advisable to remove the seed heads before they ripen and scatter the seed far and wide.




Black striped hairtail Anthene amarah amarah

Justicia betonica is an asset to any natural indigenous garden because it is always a pleasant refreshing bright shining green colour and it attracts large numbers of insects in particular wasps, solitary bees as well as butterflies in particular species belonging to the family Lycaenidae and a rage of other colourful bugs.



Juvenile Stink Bug Caura rufiventris

Justicia betonica which is not well known here in South Africa is well known and is widely cultivated in most of the warmer regions of the world in particular in the United States of America as a bedding plant in private gardens and public landscapes.

Justicia betonica grows very easily from seed, transplanted seedling or large cuttings that are simply planted in situ and watered until they have rooted.


Friday 28 February 2014

Attracting Frogs to your Proudly South African Garden

Frogs are under threat worldwide, from habitat loss, pollution, and, more alarmingly, a new deadly parasitic fungus known as amphibian chytrid.


Greater Leaf-folding Frog Afrixalus fornasinii

Frogs and toads play an important role in the ecology of the garden, where they eat insects which make up the largest part of the diet of frogs, they also eat slugs, earthworms and millipedes


Painted Reed Frog Hyperolius marmorata

If you want to play your part and ensure their survival in your own back yard, there are several things you can do to create a frog-friendly garden.
.

Natal Forest Tree Frog Leptopelis natalensis

Build a pond using a sheet of thick plastic laid into a depression covered with a suitable layer of soil or out of concrete. It need not be large to be effective and it need be no more than 30 cm deep. In fact any container big or small that holds water can be used to attract frogs. Water plants need to planted into the pond to provide shelter and food for tadpoles.

Even more important than the pond itself is the area around it, so suitable local indigenous reeds and other marginal aquatic plants need to be planted in and close to the pond which will then provide an attractive habitat for reed and other frogs.


Natal Dwarf Puddle Frog Phrynobatrachus natalensis

In addition local indigenous shrubs, groundcovers and grasses must be planted nearby to provide additional shelter and to attract insects slugs and other food for the frogs to feed on. The more indigenous plants you have in your garden the more habitat you will provide to make it attractive to frogs. A garden full of sterile exotic plants will attract very few if any frogs.


Red Toad Schismaderma carens

Because all frogs breathe partially through their skin, they are particularly sensitive to toxic chemicals in the environment therefore you should avoid using insecticides in the garden wherever possible.


African Common Toad Amietophrynus gutturalis

All the frogs photographed above and many other species are resident and breed in my own garden in Mount Moreland in a number of small and large tubs, shallow plastic trays, plastic dirt bins and concrete ponds which have been place in strategic positions within the plants in the garden.

If you are interested in the conservation of frogs please go to Save the Frogs at http://www.savethefrogs.com/ and subscribe to their news letter and if funds are available make a donation to help to save the frogs.

If you would like Ecoman to design you a garden that is attractive to frogs please view my website at
http://www.ecoman.co.za

Thursday 27 February 2014

Trema orientalis Pigeon Wood Tree



Trema orientalis is a common pioneer tree which belongs to the hemp (dagga) family, Cannabaceae.

Pigeon Wood Trema orientalis


Trema orientalis has a very wide distribution in the tropical and warm temperate parts of the Old World. It´s range extends from South Africa, through Africa the Middle East, the Indian subcontinent into southern China, Southeast Asia  including the Philippines and Australia.

Over it´s wide range Trema orientalis has many common names which include pigeon wood, charcoal-tree and gunpowder tree

Trema orientalis has considerable ecological significance being a very productive tree
with at least 14 species of butterfly using it as a larval food plant. Many species of birds are attracted to this tree to eat the vast amounts of small berries that it produces almost continuously throughout the year or to feed on the abundant insects which live on these trees. 

Pigeon Wood Trema orientalis berries

In my own garden they are frequented by a large number of bird species which include Black Collard Barbet, Crested Barbet, Yellow Rumped Tinker Bird, Glossy, Black Bellied, Violet Backed and Redwinged Starlings, Purple Crested Turaco, White Eyes, Thickbilled Weavers, Klaas Cuckoo Diederik Cuckoo, Somber Bulbul, Grey Bulbul, Speckled Mouse bird, Ring Necked Doves and many others. 

The vast numbers of tiny greenish yellow flowers are pollinated by various bee species which attract insect eating birds.

Pigeon Wood Trema orientalis flowers

The leaves are also browsed by game animals and can be used as spinach. This tree is a fast growing species found in previously disturbed areas and on forest margins. It is a pioneer species that can grow on poor soil and can be used to regenerate forest areas by providing shade and protection to saplings of forest hardwoods
Trema orientalis is a nitrogen fixing tree which improves soil fertility for other plant species.

From a conventional landscaping point of view Trema orientalis  is not a very suitable candidate for a landscape feature tree because it often looks rather messy due to its leaves being eaten by just about every conceivable insect however it is a must in every garden that strives to encourage wildlife.

Pigeon Wood Trema orientalis leaves eaten by insects


Being a pioneer tree Trema orientalis is very useful when it comes to establishing a new proudly South African garden in particular on poor soils providing shade and a windbreak for other plants that are being established.

Trema orientalis is invaluable when it comes to indigenous forest restoration where it provides shade, nutrients and organic material in the form of dead leaves and vast amounts of excrement from the many insects that feed on its leaves. In addition it provides protection for the slower growing and more tender specimens. Seeds of many trees are also brought onto site by birds which come to feed on the seeds though this may not always be a good thing where undesirable alien plants seeds are brought in by birds feeding on its fruits.




Friday 21 February 2014

Lily Grass or Weeping Anthericum

Anthericum saundersiae Synonym. Chlorophytum saundersiae


Anthericum saundersiae is an excellent and very versatile landscape bedding plant that can be grown in the full sun semi and even full shade it is an asset to any landscape design in particular where one would like to plant a productive plant the brings in vast amounts of wildlife into the landscape or garden.

Anthericum saundersiae plant is named after Katharine Saunders plant collector and botanical artist who was born Katharine Wheelwright (1824-1901) in Tansor, Northamptonshire, England  she emigrated to Tongaat, Natal with her husband James who later became the sole proprietor of the Tongaat Sugar Estate in 1860.

I first collected Anthericum saundersiae which I found growing in full sun at the Treasure Beach grasslands in Durban in the late 1970`s. The tiny insignificant single stemmed specimen that I collected grew rapidly under my care and soon started to produce vast amounts of seed which germinated readily under the ideal conditions that I gave it and in no time at all I had large numbers of this delightful little plant. Anthericum saundersiae produces a profusion of little white star like flowers on long thin, arching stems from mid winter into late summer. Some years later I gave a number of my still unidentified plants to Geoff Nichols who took a specimen to the Natal Herbarium at Botanic Gardens where it was identified as Anthericum saundersiae. I grew and sold Anthericum saundersiae in my own nursery in small numbers but after they found their way to the Silver Glenn indigenous plant nursery they were propagated in large numbers making them much more available to the public.
In 2001 I went to stay in Germany where I became familiar with a very similar and popular specie Anthericum ramosa Syn. graminifolium so I was not at all surprised when I returned to South Africa seven years later and found Anthericum saundersiae growing in their countless thousands in nearly every new garden planting in and around Durban. Whether those plants now in cultivation came from the one tiny specimen that I collected way back in the 1970`s or from another source I do not know and probably will never know but the likely hood is certainly high that they did.


Anthericum saundersiae is a very productive trouble free garden plant that grows to about 700 mm which is ideal for the natural garden in that it attracts vast numbers of insects in particular large numbers of bee species from the very smallest to large bumble bees that when they land on the flower they weight them almost down to the ground causing them to bob up and down as they move from flower to flower setting the plants in motion as if they are dancing. I have observed that the foliage is also loved by Scrub Hares, domestic rabbits and in particular Egyptian Geese.
Although Anthericum saundersiae prefers to grow in full sun in fertile sandy soil it is a very versatile plant that will grow under almost any conditions in most soils from sand to heavy clay soils in frost free areas.
Anthericum saundersiae propagates very easily and profusely from seed but can also be subdivided when seed is not available. Seed germinates best in raised seed beds or directly on the ground in prepared sandy soil with a little very well rotted compost added, poor results may be obtained if seed is planted into a bark based growing medium in seed trays


Sunday 16 February 2014

Attracting dragonflies to your Proudly South African Indigenous Garden


It has been stated by environmental scientists that Dragon Flies in the garden are an indicator of a healthy well balanced environment in addition their sensitivity to habitat quality and their amphibious life cycle make dragonflies well suited for evaluating environmental changes.



Machado’s Skimmer Orthetrum machadoi (female) taken in my garden at Mount Moreland


They are carnivorous not only in the adult stages of their life cycle, but also in their larval stage. The dragonfly is considered as one of the best agile predator around.

During their nymph phase, when a dragonfly has to remain underwater, it eats aquatic insects, worms, mosquito larva, small fish, and little tadpoles. In this phase, it is empowered with a thrust mechanism system to boost its speed while following its prey. It also ejects water from its anal opening to increase its speed in times of need.
They feed on small insects such as bees, ants, wasps, butterflies, flies, and midges. A dragonfly has the ability to move in different directions swiftly. Hence, it can easily out-fly its prey on most occasions
Adult dragonflies often hunt for food in groups, when ants or termites are available in large numbers or when there are swarms of gnats are available in their proximity. Dragonflies keep mosquitoes at bay by feeding on them.


Julia Skimmer Orthetrum Julia (male) taken in my garden at Mount Moreland



It is rather easy to attract these most interesting and attractive insects into a healthy indigenous garden by providing breeding opportunities for them in the form of a natural pond either large or small in fact a tub with a few local aquatic plants is all that it takes to provide a breeding opportunity for dragonflies just as long as no fish are placed in them. There is no need to worry about mosquitoes once the pond had matured and attracted dragon flies as their larvae are voracious carnivores which relishing mosquito larvae.

For biological control to work enough mosquito larvae must survive in the ponds to feed the dragon fly nymphs, which largely feed on mosquito larvae, so a few larvae will always be found in the ponds, however this small number is compensated for a thousand fold by the vast numbers of adult mosquitoes that arrive from other sources that are controlled by the adult dragon flies.

In my own garden I have a number of tubs and shallow containers planted to an assortment of aquatic plants that together with plantings of suitable flowering plants attract very large numbers of Dragonflies to my own garden which act as a very good control for both flies and mosquitos.


Anthericum saundersiae

To help enhance the garden to attract dragonflies the addition of plants like Anthericum saundersiae, Chlorophytum cooperii and flowering grasses which attract large numbers of suitable insect pollinator provide vast amounts of food for these aerial acrobats.


Wednesday 29 January 2014

Agapanthus praecox a floral Gem

Agapanthus praecox sups. orientalis


Agapanthus means love flower, the name agapanthus is made up of two Greek words agape love and anthos flower. The Zulu name for this plant is ubani.



Photo taken of a bed of Agapanthus praecox in flower at my home in Mount Moreland


Agapanthus belongs to the plant family Agapanthaceae which consists of only one genus that is endemic to southern Africa, meaning that Agapanthus occurs naturally nowhere else on Earth

This is one of the best known of our South African plants abroad having been first introduced to and grown in Europe since about 1652.

Agapanthus praecox is easy to grow and will even grow in poor soils provided it receives sufficient water in particular in summer. For Agapanthus praecox to perform at its best, it however requires a rich soil with plenty of compost and plenty of water year round in particular in spring and summer. Agapanthus praecox do best in full sun. 

Agapanthus praecox need to be lifted and divided every three to four years to keep them healthy and vigorous this being done just after they have finished flowering. They usually flower best in their first season after having been divided. When replanting reduce the foliage by a third to one half and reduce the roots by two-thirds. Replant immediately and water thoroughly.

Agapanthus are mostly free of pests but can from time to time be attached by the Agapanthus Borer Moth, Neuranethes spodopterodes which is native to South Africa. The larvae bore into the budding inflorescence and as they mature they tunnel down towards the leaves and rhizomes. The Agapanthus borer is often mistakenly referred to as Amaryllis borer Brithys crini pancratii which they are most certainly not. A severe attack can promote rot and may kill the plant.

The introduced exotic European garden snail can at times also do considerable damage if not controlled.

Agapanthus praecox with its neat growth habit and spectacular flowers is an asset and a must for every proudly South African garden and amenity horticultural landscape in the regions where they grow best.

For much of the year the Agapanthus plant does not attracts large numbers of insects or other creatures but when it comes to flowering time they attracts large numbers of bees in particular honey bees to the spectacular blue flowers. And along with the bees creatures that feed on bees such as crab spiders that wait in a flower to catch the fist unsuspecting bee that lands to take nectar and pollen as can bee seen in the photo below.


 A crab spider feeding on a bee that it has just caught.

No proudly South African garden or landscape should be without these most spectacular gems of our South African floral kingdom.

In addition to being spectacular garden plants Agapanthus praecox have many uses in traditional medicine and magic as well as being used as love charms.