For on site advice for developers and contractors, surveys, method statements, reduce dig, membranes, overseeing, converting Japanese Knotweed contaminated materials into inert materials on or off site.

We have the Knotweed eradication system to suit all types of infestation that allows construction works to start within days not weeks and there is no need to employ specialist contractors, as your own preferred ground works contractor can utilise our low cost eradication solutions and successfully deal with the problem. Do not be conned on the guarantees that are going about regarding Japanese Knotweed as there is normally a get out clause in the guarantee.

All our solution systems are base on pure logic. Caledonia Environmental Ltd are the leading experts on all aspects on Japanese Knotweed and we will remain so. 

We are the No.1 Japanese Knotweed Eradicators.

For all the low cost solutions which are Patent Pending or Copyright.©

Franchises are available in certain areas of the UK

We offer the Complete Package of Eradication.

Developers be aware Japanese Knotweed can de-value your development site by up to 70%

Rest peacefully at night have your site surveyed by Caledonia Environmental Ltd leading experts in Scotland on all aspects of Japanese Knotweed and we have all the low cost solutions on eradicating Japweed.