Japanese Knotweed

Question

Hi could you possibly tell me if this is Japanese knotweed, and if so, how best to treat it as I dug this up last week and it’s coming through again, it grows very tall with scarce foliage and a reddish stem

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Answer 1

It does look like one of the types of Japanese knotweed.

https://www.rhs.org.uk/advice/profile?pid=218

Here are some tips:
https://www.gardeningknowhow.com/plant-problems/weeds/knotweed-control.htm