Japanese Knotweed is an invasive perennial plant. It may look attractive - but hiding behind the veneer is a tough, resilient, hard nosed invader that can cause considerable problems for those whose land is affected.

Introduced originally as an ornamental plant in the early 19th century, Giant Hogweed is an invasive plant which can be found in a variety of different places, particularly in areas of wasteland and riverbanks.

Himalayan balsam is a stout annual herb which grows up to 3 m. This plant grows essentially along riverbanks and streams, but it can also be found in dry grounds though its size is reduced.

We are one of the few specialists that have an in house contaminated land consultancy within the company. This enables us to call on our Geo-environmental engineers for advice on bespoke techniques to best fit your development and also gain regulatory approval with the minimum of fuss.