Pest Tracker
Exotic Pest Reporting
Robert Vidéki, Doronicum Kft., Bugwood.org |
Bohemian knotweed
Polygonum x bohemicum Bohemian knotweed (Polygonum x bohemicum) is an invasive plant. It is a native of Asia and was first detected in Washington in 1986. This common invasive knotweed is a hybrid between giant and Japanese knotweed and shares characters of both parent species. It was introduced as an ornamental in its own right but has become very widespread. This plantgrows 8 to 12 feet in shrubby clumps and spreads mostly by stem and root fragments. It is usually found in disturbed areas such as flood zones and roadsides.
|
Summaries of State Plant Protection Laws and Regulations
News
08/09/2017 - Proposed ordinance targets bamboo growth
07/26/2017 - Help rid Fort Collins of noxious weeds
09/24/2015 - War on Weeds Continues - The Chronicle: Home
Related Pages