These pictures show the invasion of water hyacinth in the Buffels river in the period 1998 (above) and 2000 (below). The spreading of this aquatic plant, which is indigenous to Latin America, has had a dramatic effect on river ecosystems throughout the country.


(Photos: C. Cilliers)


Your legal obligations in relation to alien invasive plants


South African laws on invasive alien plants aim to: • Prevent introduction of potential invasive species, and • Manage species, which have become invasive in the country.


Always remember: • It is unlawful to bring alien species into South Africa without a permit. • It is unlawful to sell certain invasive alien plants. • It is unlawful to have certain invasive alien plants on private property. • It is unlawful to grow certain invasive alien plants in sensitive areas such as wetlands and riparian areas.4


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