The herbicide glyphosate, touted as the most effective treatment for controlling knotweed, is one of the most well-studied chemicals, experts say. Scientific data does not support claims that ...

There are few garden discoveries more disappointing than realizing that the beautiful plant in your yard is actually Japanese knotweed (Polygonum cuspidatum), an invasive plant that is a problem in ...

A large patch of Japanese knotweed grows in a yard. - Linda McKusick/Shutterstock Of all the invasive weeds you can find growing in your yard, Japanese knotweed (Fallopia japonica) is one of the most ...

For a highly invasive plant, Japanese knotweed looks unassuming. With green bamboo-like stems, spade- or heart-shaped leaves and, in late summer, clusters of white or pale green flowers, Japanese ...

New research has looked at the long-term environmental impact of different methods to control Japanese knotweed. Different ways of trying to control the invasive species have developed over the years ...

Justin Wolford is standing in the parking lot of the Saranac Lake Civic Center wearing a bright orange vest, orange gloves, and has something that looks like a high-powered glue gun strapped to his ...

You are likely seeing pretty hedge-like plants with mounds of white flowers growing along streams and highways this time of year. This is the highly invasive plant called Japanese knotweed (Fallopia ...

WORCESTER — As the leaves turn from green to illustrious yellows, deep burgundy and soft brown hues, there is a hidden danger lurking in the brush, Japanese knotweed. The invasive plant, known for its ...