Reynoutria Hybrid, Bohemian Knotweed, Fallopia

Reynoutriabohemica

Synonym
Fallopia bohemica
Polygonum bohemicum
Reynoutria vivax
Sun Exposure
Full Sun
Sun to Partial Shade
Light Shade
Partial to Full Shade
Foliage
Herbaceous
This plant is resistant to deer
Smooth
Velvet/Fuzzy
Height
6-8 ft. (1.8-2.4 m)
8-10 ft. (2.4-3 m)
10-12 ft. (3-3.6 m)
Spacing
10-12 ft. (3-3.6 m)
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)
USDA Zone 9a: to -6.6 °C (20 °F)
USDA Zone 9b: to -3.8 °C (25 °F)
USDA Zone 10a: to -1.1 °C (30 °F)
USDA Zone 10b: to 1.7 °C (35 °F)
USDA Zone 11: above 4.5 °C (40 °F)
Danger
N/A
Bloom Color
White/Near White
Bloom Time
Mid Summer
Late Summer/Early Fall
Other Details
Category
Perennials
Water Requirements
Drought-tolerant; suitable for xeriscaping
Foliage Color
Where to Grow
Can be grown as an annual
Suitable for growing in containers
Bloom Characteristics
This plant is attractive to bees, butterflies and/or birds
Flowers are fragrant
Bloom Size
Other details
May be a noxious weed or invasive
Soil pH requirements
6.1 to 6.5 (mildly acidic)
6.6 to 7.5 (neutral)
7.6 to 7.8 (mildly alkaline)
Patent Information
Non-patented
Propagation Methods
By dividing rhizomes, tubers, corms or bulbs (including offsets)
From herbaceous stem cuttings
From softwood cuttings
From seed; direct sow after last frost
By simple layering
By air layering
By tip layering
By serpentine layering
Self-sows freely; deadhead if you do not want volunteer seedlings next season
Seed Collecting
Properly cleaned, seed can be successfully stored
Regional

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Gardener's Notes:

2
positives
0
neutral
0
negative
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I
Jamestown, KY | April 2009 | positive

This plant Is so perfect In so many ways. For one if you do want privacy and you want privacy in a hurry, there Is no other plant on this...Read More

G
Everson, WA (Zone 7b) | April 2009 | positive

A cross between Giant Knotweed, and Japanese Knotweed - It gains perfect flowers, which can produce seed, just like Giant Knotweed, and t...Read More

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