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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

Evergreen shrub or tree 3-6m high with a black or dark brown bark and feathery branches. Deep green, greyish or bluish-green leaves are minute and scale-like. Pale to purplish-pink flowers in clusters 15-70mm long at the end of thin, long twigs. Fruits are papery capsules 3-4mm long.

Published in Invasive Plants

Evergreen shrub or small tree 3-10m high. Dark green, thick, leathery, glossy leaves sometimes variegated in green and yellow. Heavily, scented white flowers appear in large terminal clusters from October to February. Shiny black berries. It has poisonous fruits and leaves.

Published in Invasive Plants

A coniferous tree up to 20m high or more, with conical or oval crowns. Large, ascending branches with secondary shoots absent from trunk with very thick, fissured bark. Light to bright green leaf needles in bundles of three. Light brown cylindrical cones 15-20cm long. This pine invades grasslands, usually on dry mountain slopes

Published in Invasive Plants

 

 A coniferous tree 8-15m high, conical when young, becoming cylindrical with a tall, bare trunk when older. Reddish-brown bark, deeply cracked into plates. Dull grey-green leaf needles in bundles of two. Cones initially purple, turning light brown 9-18cm long. This pine invades mountains and lowland fynbos

Published in Invasive Plants

This introduced species has been widely cultivated in gardens for its fruit, and its leaves are also used to feed silkworms.On young, vigorous shoots, the leaves may be up to 30 cm long, and deeply and intricately lobed, with the lobes rounded. On older trees, the leaves are generally 5–15 cm long, unlobed, cordate at the base and rounded to acuminate at the tip, and serrated on the margins.

Published in Invasive Plants
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General News Updates

2019 National Symposium on Biological Invasio…

26-02-2019

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

22-01-2019

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

04-09-2018

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?

01-03-2018

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

28-02-2018

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

25-01-2018

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