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German wasp | Vespula germanica

German wasp

Vespula germanica

Coral bush | Ardisia crenata

Coral bush

Ardisia crenata

Purple loosestrife | Lythrum salicaria

Purple loosestrife

Lythrum salicaria

Pom pom weed | Campuloclinium macrocephalum

Pom pom weed

Campuloclinium macrocephalum

Canarybird bush | Crotalaria agatiflora

Canarybird bush

Crotalaria agatiflora

Peanut butter cassia | Senna didymobotrya

Peanut butter cassia

Senna didymobotrya

Rubber vine | Cryptostegia grandiflora

Rubber vine

Cryptostegia grandiflora

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Environmental Programmes

In order to tackle our country’s socio-economic challenges, the government adopted the Outcomes based approach to improve government performance and providing focus on service delivery. find out more

The long-leaved wattle is an evergreen shrub or spreading tree 2-6m high, with long bright green leaves that have prominent longitudinal veins. Flowers are bright yellow and cylindrical in shape, growing up to 50mm long and 7mm wide, from July to September. Originating from Australia and Tasmania, the long-leaved was cultivated in South Africa for dune reclamation, and has spread along the coastal areas, where it competes with and replaces invasive species.

Published in Invasive Plants

A medium-sized evergreen, rounded tree up to 8m high, with stout branches and rusty, woolly down on the branches. The dark green, leathery leaves are glossy above and woolly beneath with prominent veins. White flowers appear from May to June followed by orange-yellow, pear-shaped, fleshy fruits with a few large seeds. This tree invades forests and roadsides.

Published in Invasive Plants

A wide-spreading evergreen tree growing up to 5-6m high, but sometimes as high as 20m. Several branches originate close to the ground. The leaves are oblong to oval bright green and smooth leaves with a felty texture beneath. Crimson bottlebrush-like flowers appear in clusters from December to January and the fruits include a white or grey velvety capsule. This tree invades coastal fynbos on moist, peaty soils in the Western Cape.

Published in Invasive Plants

An evergreen shrub or small tree growing up to 6m high with dark, dull-green leaves that are paler below and have distinctive veins and a prominent midrib. Pink, red or white flowers which are slightly aromatic, with a single row of petals, appear from September to March. It bears reddish-brown fruit follicles which are finger-like and 10-20cm long. They are ridged and split longitudinally into two halves with seeds that have tufts of hairs. The whole plant is highly toxic and lethal and the sap is a skin irritant.

Published in Invasive Plants

The orchid tree grows up to 6-10 m high. The leaves are thick and deeply divided into two lobes approximately 100mm long. Flowers are pink blotched or striped with red, cream or purple with narrow, non-overlapping petals. Flowers from August to October and produces  dark brown pods.

Published in Invasive Plants
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General News Updates

2019 National Symposium on Biological Invasio…


This is your invitation to South Africa's 2019 National Symposium on Biological Invasions. The convention is hosted by the Centre for Invasion Biology (CIB), University of Stellenbosch, and the Biolo... Read more

2019 Invasive Species Training


During the past five years (2014-2018), ISSA invasive species trainers have trained 4 000 in the identification of invasive species and laws pertaining to invasive species across South Africa.  ... Read more

Alien Grass Working Group


Who are we? The South African National Alien Grass Working Group was jointly initiated by the South African Biodiversity Institute (SANBI) and the Centre for Excellence in Invasion Biology (C·I·B) in... Read more

Permits for planting indigenous Cynodon?


On 16 February, 2018, South Africa's Department of Environmental Affairs issued amendments to the regulations and lists relating to the National List of Invasive Species.  Updates to the draft&n... Read more

Invasive species training 2018 dates released


Interested in invasive species?  How much do you know about NEMBA invasive species compliance for landowners and organs of state? The South African Green Industries Council (SAGIC) have released... Read more

Communications post for Africa advertised


The Nature Conservancy has advertised a brand new post:  Communications Manager, Africa Region. Knowledge of invasive species and water would be an asset in this post. See details below:    Job Titl... Read more