Reynoutria ×bohemica

Photo Credit: 
Robert Vidéki
Doronicum Kft.
Bugwood.org

Growing from 6 to 12 feet tall, giant knotweed prefers disturbed areas such as fields, pastures and roadsides.  Tiny white to pink flowers can be found between July and October. Giant knotweed is prohibited in New York; it is illegal to purchase, sell, transport or propagate. (Reynoutria japonica × R. sachalinensis = R. ×bohemica Chrtek & Chrtková per NYFA Atlas)

Plant Information

Common Name(s): 
giant knotweed
bohemian knotweed
Alternate Scientific Names: 
Fallopia bohemica
Type: 
Non-Native
Herbaceous Plants - Annuals, Biennials, Perennials
Native Region: 
Asia
Invasive Level: 
Level 1
Moisture: 
Dry
Moist
Wet
Light: 
Part Sun
Part Shade
Can be weedy

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