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Japanese Knotweed

Japanese knotweed growth within lawn of garden - North London

Highgate, North London

Our client in North London contacted Environet having recently purchased the property and identifying Japanese knotweed in their garden. At the survey, our consultant found the knotweed was present in both the client’s property and the adjacent neighbour’s property, with growth around a wooden sleeper retaining wall within the rear garden.

A close up of Japanese knotweed in Winter

Everything you need to know about Japanese knotweed dormancy

Plant dormancy is when a plant slows down its activity in response to tough conditions. This helps it save energy and survive challenges like cold weather or lack of water. Different types of dormancy exist, like winter dormancy when trees lose leaves, and summer dormancy when plants in dry areas slow down.

Close up of Japanese knotweed white flowers

Japanese knotweed… Did we spell that right?

Japanese knotweed isn’t just a nightmare to eradicate but also to spell! We thought we’d therefore share with you an etymology of the name and some of the most common spelling mistakes and typos during google searches that we have seen so far!

Japanese knotweed regrowth

Japanese knotweed regrowth

We are constantly being called out to eradicate Japanese knotweed because a DIY attempt has failed. 

Start fixing your invasive plant problem today by requesting a survey

Rest assured, where invasive species are identified at an early stage and tackled correctly, problems can usually be avoided. Our specialist consultants complete thorough surveys to identify the extent of the problem. Our plans aren’t one-size-fits-all; they’re customised to tackle the invasive species at your property effectively, taking account of all of your requirements. 

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Simply upload a few images of your problem plant to our identification form and one of our invasive plant experts will take a look and let you know, free of charge what you are dealing with. We’ll also be there to help with next steps where necessary.