A Technical Report from The Bartlett Tree Research Laboratories

Japanese knotweed, Fallopia japonica (synonyms = Reynoutria japonica = Polygonum cuspidatum) is a major invasive plant problem throughout North America, and is listed by the World Conservation Union as one of the ‘World’s worst invasive species’. Native to eastern Asia, the plant is aggressively invasive and causes many environmental and landscape concerns.




P.O. Box 2340
Leesburg , VA 20177

Office Hours

Monday through Friday
8 a.m. – 4:30 p.m.


Schedule an appointment
with your local office today!

Toast Text Goes Here