Knowledge Hub

The right information about invasive plant species

Discover a wealth of useful information and resources about invasive plant species, native and non-native invasive weeds, how to guides, health and medical topics around dangerous plants and latest updates from the industry.

If you keep, grow, find or sell certain invasive plant species you can find out about your responsibilities to prevent their spread on the


Comprehensive invasive weed control


Find and tackle problem weeds

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Is Giant Hogweed Poisonous to Humans?

Is Giant Hogweed ( Heracleum mantegazzianum) poisonous to humans?   In a word, yes. This particular invasive weed species to the UK (originally native to Central Asia) can cause some…

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Japanese Knotweed
Giant Hogweed
Himalayan Balsam
Hemlock Water Dropwort