Contact TCM Knotweed Services Hertfordshire

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Get in touch with our Hertfordshire team

Contact our Total Conservation Management team of knotweed experts in Hertfordshire by completing this contact form, or you can call or email us directly using the information on this page.

Are you concerned that you may have Japanese knotweed on your land or property in Hertfordshire or the surrounding areas?  Would you like an expert opinion? Simply upload an image via this contact form and one of the TCM Hertfordshire team will be in touch as soon as possible to discuss your concerns.

Our many years experience in the Knotweed removal industry ensures complete eradication of any invasive weed species. We'll provide the most appropriate treatment solution for your particular infestation, with safety and the environment always taken into consideration.

Start your journey to being Japanese knotweed free. Call our TCM Knotweed Services Hertfordshire today.

Total Conservation Management Ltd (TCM)

7 Peerglow Centre,
Marsh Lane,

0330 6781077

Connect with Us

Opening Times

  • Monday: 8:30am – 5pm
  • Tuesday: 8:30am – 5pm
  • Wednesday: 8:30am – 5pm
  • Thursday: 8:30am – 5pm
  • Friday: 8:30am – 5pm
  • Saturday: Closed
  • Sunday: Closed
Howard Downer


Howard Downer, AKA Dr. Knotweed, has over 20 years of experience as an Environmental Consultant and is regarded by his peers as one of the most knowledgeable people in the Japanese knotweed industry.

Follow Dr. Knotweed to hear about the latest developments regarding Japanese knotweed and the implications of infestation.

Latest Residential Case Studies

Homeowner Wishing To Sell  

Homeowner Wishing To Sell

Total Conservation Management (TCM) helped a homeowner wishing to sell his property but had Japanese knotweed in his garden.

Latest Commercial Case Studies

Soil Screening Project, Dorset  

Soil Screening Project, Dorset

Commercial property developers commissioned Total Conservation Management to remove Japanese knotweed from site in Dorset.

Brownfield Site, Glasgow  

Brownfield Site, Glasgow

TCM were commissioned by a Commercial company wishing to develop a brownfield site in Glasgow, Scotland.