At first glance, Japanese knotweed may look a bit like bamboo, but the highly invasive plant has multiple identifying characteristics. Its stems: Jointed, bright green, hollow and covered with nodes ...

I’d love to grow native grasses or wildflowers, but how can I control this invasive that comes at me from my neighbors? The impenetrable thickets of 6-8 foot Japanese knotweed are bad. So bad that, in ...

Several years ago, I noticed what appeared to be a bamboo plant in the back of my property. I didn’t want it, so I cut it down. Not only did it come back the following year, but it spread further. The ...

Japanese knotweed looks quite pretty when it’s in full bloom in late summer to early fall. But it’s actually a fast-growing invasive perennial weed that can take over your landscape in a hurry. “It ...

Japanese knotweed undergoes visible changes in autumn. The weed is more visible in colder months and here's what to do if you ...

15:25, Mon, Aug 18, 2025 Updated: 15:59, Mon, Aug 18, 2025 Tidying up the garden and getting rid of weeds can often be a constant chore, but gardeners need to be very careful if any unwanted plants ...

BUFFALO, N.Y. (WIVB) — Remember the giant hogweed, which can cause serious burns just by touching it? The Japanese Knotweed can’t hurt you, but it can damage your property — gardens, sidewalks, even ...

Sophie Hocking works for Swansea University. She received funding from Complete Weed Control Ltd as part of her KESS II PhD to support her research. When it was introduced to Europe in the mid-19th ...

Japanese knotweed is often seen as one of the most destructive plants in the country. It can cause serious structural damage ...

This article is brought to you by our exclusive subscriber partnership with our sister title USA Today, and has been written by our American colleagues. It does not necessarily reflect the view of The ...

New Swansea University research has looked at the long-term environmental impact of different methods to control Japanese knotweed. The invasive species has been calculated to cost more than £165 ...

Japanese knotweed looks quite pretty when it’s in full bloom in late summer to early fall. But it’s actually a fast-growing invasive perennial weed that can take over your landscape in a hurry. “It ...