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Fallopia japonica 'Crimson Beauty'

 
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Family: Polygonaceae
Genus: Fallopia (fal-OH-pee-uh) (Info)
Species: japonica (juh-PON-ih-kuh) (Info)
Cultivar: Crimson Beauty

Synonym:Polygonum cuspidatum
Synonym:Pleuropterus cuspidatus
Synonym:Polygonum cuspidatum var. compactum
Synonym:Polygonum zuccarinii
Synonym:Reynoutria japonica

One vendor has this plant for sale.

2 members have or want this plant for trade.

Category:
Perennials

Height:
6-8 ft. (1.8-2.4 m)
8-10 ft. (2.4-3 m)
10-12 ft. (3-3.6 m)

Spacing:
24-36 in. (60-90 cm)

Hardiness:
USDA Zone 5a: to -28.8 °C (-20 °F)
USDA Zone 5b: to -26.1 °C (-15 °F)
USDA Zone 6a: to -23.3 °C (-10 °F)
USDA Zone 6b: to -20.5 °C (-5 °F)
USDA Zone 7a: to -17.7 °C (0 °F)
USDA Zone 7b: to -14.9 °C (5 °F)
USDA Zone 8a: to -12.2 °C (10 °F)
USDA Zone 8b: to -9.4 °C (15 °F)

Sun Exposure:
Sun to Partial Shade

Danger:
Unknown - Tell us

Bloom Color:
Scarlet (Dark Red)

Bloom Time:
Late Summer/Early Fall

Foliage:
Grown for foliage
Herbaceous
Variegated
Smooth-Textured

Other details:
This plant is attractive to bees, butterflies and/or birds
Flowers are fragrant
Average Water Needs; Water regularly; do not overwater

Soil pH requirements:
Unknown - Tell us

Patent Information:
Unknown - Tell us

Propagation Methods:
By dividing the rootball

Seed Collecting:
Collect seedhead/pod when flowers fade; allow to dry

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to view:

By Kim_M
Thumbnail #1 of Fallopia japonica by Kim_M

By RainGazer
Thumbnail #2 of Fallopia japonica by RainGazer

By passiflora_pink
Thumbnail #3 of Fallopia japonica by passiflora_pink

By we3greenes
Thumbnail #4 of Fallopia japonica by we3greenes

By we3greenes
Thumbnail #5 of Fallopia japonica by we3greenes

Profile:

1 positive
No neutrals
1 negative

Gardeners' Notes:

RatingAuthorComment
Negative dbelcher On Sep 27, 2009, dbelcher from Florence, SC (Zone 8a) wrote:

In South Carolina the Japanese Knotweed is listed on their Invasive Plant list as a Severe Threat.

Positive Kim_M On Aug 25, 2009, Kim_M from Hamburg, PA (Zone 6b) wrote:

This plant stays in it's place. But wherever the place is make sure it has a lot of room. It grows extremely fast. At first I thought it may be a bit invasive, but it isn't. Just a very fast strong aggressive grower.

Regional...

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

Pelham, Alabama
Clinton, Mississippi
Gilbertsville, Pennsylvania
Charleston, South Carolina
Bristol, Tennessee
Faber, Virginia
Norfolk, Virginia



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