Invasive Non Native Species

Invasive Non Native Species
Ranunculus

Ranunculus

In the late 1970’s Water crowfoot Ranunculus fluitans appeared in the River Spey in the Grantown area; within three years it had colonised the entire…
Invasive Non Native Species
Himalayan balsam

Himalayan balsam

Himalayan balsam (HB) (Impatiens glandulifera)  is another highly invasive plant which has very successfully managed to spread from gardens into the wild across the UK.…
Invasive Non Native Species
Giant Hogweed

Giant Hogweed

Giant hogweed (Heracleum mantegazzianum) was introduced into the UK in the 1800’s as an ornamental garden plant. However it has now become naturalised in many…