Japanese knotweed survey
- Fixed price
The short answer
Identify and management plan
- Price from
- £200.00
- Time on site
- 1 to 2 hours
What you get
You will receive a comprehensive report confirming the presence of Japanese knotweed, its spread, and a tailored management plan for its eradication or control.
When do you need a Japanese knotweed survey?
You should book a survey if you see strange bamboo-like stems or heart-shaped leaves.
- Sellers must tell buyers if the plant is present.
- Lenders often require a report before approving loans.
- Get a survey before starting any garden building work.
- You need a plan if the weed is near boundaries.
- Law requires you to stop it spreading to neighbours.
- Use a pro to get an insurance-backed guarantee.
What happens on the day
A specialist will visit to walk around your garden and look for the plant.
- They check for growth even in cold winter months.
- The pro maps out where the weed is growing.
- They measure how close it is to your house.
- They look for damage to paths and walls.
- The surveyor might take photos for their final report.
- The visit is quick and does not involve digging.
How to prepare
- Clear clutter from the garden edges
- Unlock all side gates and sheds
- Keep pets inside during the visit
- Show the surveyor any suspicious plants
- Find your property boundary maps
- Point out any hidden underground pipes
- Do not cut down the weeds first
- Warn neighbours if access is needed
How to improve your result
- Never put knotweed in garden waste bins
- Avoid mowing over any suspicious stems
- Ask for a long insurance guarantee
- Use a qualified specialist for treatment
- Keep all paperwork for future buyers
- Check your fences for small shoots
Why it is useful day to day
Having a professional plan gives you peace of mind and keeps you legal.
- It stops the weed from destroying your garden paths.
- A plan makes your home much easier to sell.
- It prevents expensive legal fights with your neighbours.
- You get expert help to kill the deep roots.
- It ensures your home remains safe and sound long-term.
- It saves you money compared to failed DIY attempts.
Why we ask these questions
The report explains how high the risk is and what to do next.
- It identifies if the plant is definitely knotweed.
- It gives a clear plan to control the growth.
- The report lists costs for removing the weed safely.
- It confirms if the plant has caused structural damage.
- It helps banks decide if the property is safe.
- It details how to dispose of waste legally.
Frequently asked questions
Often needed alongside
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- Recurring
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Periodic inspection with certificate



