UK's leading independent
Invasive Species advisor

Property Care Association’s only
approved independent surveyor

Ashfield Japanese Knotweed (AJK) is the UK’s leading independent Japanese Knotweed advisor.

We provide specialist expertise and project management on how to safely treat and remove Japanese Knotweed and other invasive plants from your land. Our offer is unique because we advise on and project manage the most cost effective way of removing invasive species from your land.

We are not generalists providing ecology advice but dedicated invasive species specialists in dealing with invasive plants on sites throughout the UK making us well placed to recommend the best solution for you.

Call one of our independent advisors today
on 07852972704 or contact us here.

Unlocking Value through Independence

Managing Director of AJK Richard Newis was the UK’s first approved Property Care Association approved independent surveyor. AJK advise clients on the right solution in order to meet their legal responsibilities and commercial objectives.

We help:

Services About Japanese Knotweed

Asset Managers

AJK advises a number of Asset Managers and Management Surveyors regarding industrial land portfolios.

read more


AJK advises investors/ funders on the commercial and liability risks associated with providing funds in the purchase of land.

read more

Land Developers

AJK advises on the viability of site development and the commercial and liability risks associated with it.

read more

Home Owners

AJK advises home owners whose property, or neighbouring property, is impacted by Japanese Knotweed.

read more

Professional advice on control, treatment and removal

Providing value and effective management solutions