With its ability to grow through asphalt and structural material, survive up to 20 years in total darkness and uproot the foundation of homes, Japanese knotweed (Fallopia japonica) could be the ...

With its broad, green leaves and graceful white flower spikes, Japanese knotweed (Fallopia japonica or Polygonum cuspidatum) may seem like an attractive addition to your garden. It isn't. It's ...

Ecologists can find no evidence Japanese knotweed causes significant structural damage. Automatically refusing mortgages on properties where Japanese knotweed is found is out of proportion to the risk ...

The problems with invasive species, broadly speaking, are twofold. First, they come over here, all unruly and without any respect for our native ways. They use up resources, contribute nothing and ...

With its ability to grow through asphalt and structural material, survive up to 20 years in total darkness and uproot the foundation of homes, Japanese knotweed (Fallopia japonica) could be the ...