It establishes quite quickly in a stripped area and offers a micro-climate for … A strong rope can be made from the inner bark which is pliable enough for rope-making when wet. The bark is red on young branches, darkening and becoming rough with age. Durban. The crown is rounded and branches fairly low down on the trunk. Kudus have expanded their range into the Karoo is thanks to this tree. Wait until they unfurl their second leaves before transplanting. Livestock and wild animals relish on its foliage, pods and seeds, which do not contain antinutritional factors. Will invite insects and birds to the garden and makes … It is a deciduous thorn tree which grows at an average rate. The roots are invasive, so avoid planting near paving or buildings. Barnes, R D et al : 1996 Acacia karroo. It is named after the Karoo region of the former Cape Province of South Africa, where it is common, and often the only tree found. SA Tree No: 172. The Act requires that all sightings to be reported to Biosecurity Queensland within 24 hours. Oxford Forestry Institute. Whitethorn . Common names: sweet thorn (English); soetdoring (Afrikaans); mookana (North Sotho); mooka (Tswana); umuNga (Zulu) (Xhosa). It establishes quite quickly in a stripped area and offers a micro-climate for … Plant Type: Tree. Vachellia Species, Karroo Thorn, Sweet Thorn (Vachellia karroo) by kennedyh Nov 30, 2007 7:14 PM Photo by JMK, Jimmy Aves Park, Pretoria (Creative Commons Attribution-Share Alike 3.0 Unported license/GNU FDL) Acacia hirtella E. Mey. The pods split open allowing the seeds to fall to the ground. The dark green leaves are finely textured. This apparently may be prevented by seasoning the wood in water for six months before use. Germination usually takes 3 - 12 days. Technically the thorns are called "spines" and are developed from modified stipules (small, leaf-like scales, seen at the base of the leaf-stalk). Medicinal uses are wound poultices to eye treatments and cold remedies. General Info. Oxford. Cape Town. Sweet thorns are highly ornamental plants that can be grown as a multi-stemmed shrub or pruned to a single-stemmed tree. Karoo Mimosa . The bark, leaves and gum are usually used. Tree has a spreading, rounded crown up to 20m high. The bark is red while young and will with time become rough and a deep reddish colour. Medicinal properties, bark used to tan leather red, firewood, gum eaten by bush babies, seeds are a coffee substitute. Vachellia karroo has a rounded crown. Sweet thorn (Vachellia karroo), the most common of these, detrimentally affects the quality of grazing in the province, writes independent agricultural consultant Dr Louis du Pisani. The Mammals of the Southern African Subregion. Skinner, J.D, Smithers, R.H.N. Description. Vachellia karroo, Acacia karroo Family: Fabaceae Subfamily: Mimosoideae Sweet Thorn Origin: South Africa. mult. Venter, F and J-A. It bears sweetly scented, golden-yellow mimosa-like balls of flowers several times during summer. It is an indicator of sweet veld which is prized for the good grazing and fertile soils. This question is for testing whether or not you are a human visitor and to prevent automated spam submissions. It belongs to the family Fabaceae, which is the third largest woody plant family in southern Africa. Cover lightly with sand and do not allow to dry out. Vachellia karroo has a life span of 30-40 years and is an adaptable pioneer, able to establishing itself without shade, shelter or protection from grass fires. The growth rate is fast, up to 1m per year. Plant with plenty of compost, bonemeal or superphosphates (commercial tree tablets also work well). Edible gum. Making the most of Indigenous Trees. Palgrave (2002) lists five new species. Vachellia Karroo Stock Photos and Images (66) Page 1 of 1. Acacia natalitiaE. 10 cm). The leaves are nutritious. Cape Thorn-Tree. Read fascinating facts and browse beautiful, detailed photos of the sweet thorn (Acacia karroo): one of thousands of plant species growing at the Eden Project in Cornwall. Acacia inconflagrabilis Gerstner Acacia karoo Hayne, ortho. Once over a year old, seedlings can resprout after fire. Vachellia karroo, also known as Cape Thorn Tree, is an evergreen tree in Southern Africa growing about 15 m in height. var. The "Dune Forest" form found along the coast of Kwazulu-Natal northwards of the Tugela river has soft wood so would not be suitable for woodworking. Birds also like to make nests in thorn trees as the thorns offer them some protection from predators. : 172. It may be grown from seed which should be soaked in hot water and left overnight. The sweet thorn gets its common name from the gum which is exuded from wounds in the bark. The flowers are sweetly scented and are renowned for attracting insects which are essential to any bird garden. Vachellia karroo. Acacia karroo has a rounded crown, branching fairly low down on the trunk and can reach a maximum height of 12 m where water is plentiful. The rough, dark brown bark is also most attractive. Alice Aubrey with additions by Yvonne ReynoldsWitwatersrand National Botanical GardenJanuary 2002Â, SA Distribution: Eastern Cape, Mpumalanga, Flowering season: Early Summer, Late Summer. It is found in a variety of habitats from low lying areas to highveld, although not usually found in mist belt and montane areas. The tree is also used in woodworking, firewood, animal feed and nectar for honey making. It is a most useful tree for small holdings and farms where it can be planted for shade and as a windbreak. It is very widespread throughout southern Africa and there are different forms in some places, which can be confusing. 50.1 MB (50.0 MB compressed) 5130 x 3413 pixels. It also had commercial value in the past when the gum was exported as "Cape Gum" for making confectionary. Abundant, fragrant, yellow puffball flowers light up the landscape, and adorn the tree intermittently (in response to rain) throughout summer. It is integrally part of Africa's history having been used for everything from raft-making to sewing needles and fencing for the houses of the royal Zulu women. The heartwood is heavy and hard but susceptible to attack from borer. There is no danger of hydrocyanic poisoning which is a self-protection mechanism used by many trees. This is an ecologically and economically important species as almost all of its parts, including bark, pods, seeds, leaves and thorns, are extremely useful to both humans and animals. With a rounded crown that is often wider than it is tall. It is integrally part of our country's history having been used for everything from raft-making to sewing needles and fencing for the houses of the royal Zulu women. Sweet thorn (Vachellia karroo) C020/7401. Briza Publications. In arid areas the sweet thorn is an indicator of water, both underground and surface. Sweet thorn is very frost hardy and moderately drought tolerant. Golden yellow, spherical Inflorescences are at branch ends. The bipinnate, drooping Leaves have spinescent stipules. Vachellia karroo has a life span of 30-40 years and is an adaptable pioneer, able to establishing itself without shade, shelter or protection from grass fires. Mimosaceae (Thorn-tree family) Sweet Thorn (E) Soetdoring (A) Mookana (NS) Mooka (Tsw) umuNga (Z) Native to Southern Africa Tree Tree no. On mature trees, the thorns may be quite short. Thomas, V and Grant, R. 1998. Vachellia karroo, the Sweet Thorn, is, in cultivation, a medium to large single stemmed, deciduous tree. The name Acacia is derived from Greek "akis" a point or barb. The thorns are paired, greyish to white and are long and straight. Vachellia karroo, o r more famously Acacia karroo (sweet thorn), is one of Melozhori Private Game Reserve’s most common species of tree that serve as food for browsers. Seedling trays with seedling mix can be used, or the seeds could be sown directly into black bags. In their native South Africa, Acacia karoo trees are beneficial wildlife trees. Various commercial products are also obtained … It is a very spectacular tree when in full flower. It bears sweetly scented, golden-yellow mimosa-like balls of flowers several times during summer. Van Wyk, B and van Wyk, P. 1997. Struik Publishers. This is one of South Africa's most beautiful and useful trees. A beautiful and useful tree that occurs from the Western Cape (RSA) to Zambia and Angola. In cool dry areas it becomes deciduous. General Size: It can flower up to 6 times a year. They are green when young becoming brown and dry. This tree has a long taproot which enables it to use water and nutrients from deep underground, this and its ability to fix nitrogen, lead to grasses and other plants thriving in its shade. The flowers produce lots of nectar and pollen for bee-farming and the honey has a pleasant flavour. A.A.Balkema. These include, the club-tailed charaxes (Charaxes zoolina zoolina) and the topaz-spotted blue (Azanus jesous). The seed pods are flat and crescent shaped, sometimes with constrictions between the seeds. The yellow flowers are fragrant. Sign in Sign up for FREE Prices and download plans Semi-deciduous Full sun Frost tolerant Low water requirements Medium water requirements Fast grower Fragrant flowers In some other thorny acacia species, the thorns are not stipular in origin and are called "prickles". Click here to register. The gum can be used as an adhesive and the wood for woodworking. Sweet thorn is an attractive and fragrant tree native to southern parts of Africa. 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