giant knotweed
Fallopia sachalinensis (F. Schmidt) Ronse-Decraene


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EDDMapS Distribution - This map is incomplete and is based only on current site and county level reports made by experts, herbaria, and literature. For more information, visit

EDDMapS Distribution

State Invasive List - This map identifies those states that list this species on their invasive species list. For more information, visit

State Invasives List

Taxonomic Rank

Kingdom: Plantae
Phylum: Magnoliophyta
Class: Magnoliopsida
Subclass: Caryophyllidae
Order: Polygonales
Family: Polygonaceae
Genus: Fallopia

Other System Links

Plants: FASA3
Bayer: REYSA
GRIN: 409770

Synonyms and Other Names

Other Common Names:
giant knotweed


Category: Forbs/Herbs


Common Name Reference:

Scientific Name Reference: