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PlantFiles: Giant Knotweed
Fallopia sachalinensis

 
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Family: Polygonaceae
Genus: Fallopia (fal-OH-pee-uh) (Info)
Species: sachalinensis (saw-kaw-lin-YEN-sis) (Info)

Synonym:Polygonum sachalinense

Category:
Unknown - Tell us

Height:
10-12 ft. (3-3.6 m)

Spacing:
Unknown - Tell us

Hardiness:
Unknown - Tell us

Sun Exposure:
Unknown - Tell us

Danger:
Unknown - Tell us

Bloom Color:
Unknown - Tell us

Bloom Time:
Unknown - Tell us

Foliage:
Unknown - Tell us

Other details:
May be a noxious weed or invasive

Soil pH requirements:
Unknown - Tell us

Patent Information:
Unknown - Tell us

Propagation Methods:
By dividing rhizomes, tubers, corms or bulbs (including offsets)

Seed Collecting:
Unknown - Tell us

By kennedyh
Thumbnail #1 of Fallopia sachalinensis by kennedyh

Profile:

No positives
No neutrals
1 negative

Gardeners' Notes:

RatingAuthorComment
Negative lithophile On Dec 28, 2007, lithophile from Hamden, NY wrote:

Extremely invasive, kills everything else, almost impossible to eradicate

Regional...

This plant has been said to grow in the following regions:

Hamden, New York



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