Advanced Search
Help | About | Feedback | Plant Suggestions

Polygonum virginianum (Virginia Knotweed)

Type: Species | Edit History      Plant ID - 20931


No images
Rate this plant:

0 ratings


Scientific Classification
Kingdom: Plantae
Division: Magnoliophyta
Class: Magnoliopsida
Order: Polygonales
Family: Polygonaceae
Genus: Polygonum
Species: Polygonum virginianum
 
Common Names add
Plant Types edit
  • Juglone Tolerant
  • Native
  • Perennial
  • Wildflower
Zones / Hardiness edit
  • 4a (to -25 F / -32 C)
  • 4b (to -20 F / -29 C)
  • 5a (to -15 F / -26 C)
  • 5b (to -10 F / -23 C)
  • 6a (to -5 F / -21 C)
  • 6b (to 0 F / -18 C)
  • 7a (to 5 F / -15 C)
  • 7b (to 10 F / -12 C)
  • 8a (to 15 F / -9 C)
  • 8b (to 20 F / -7 C)
  • 9a (to 25 F / -4 C)
  • 9b (to 30 F / -1 C)
  • 10a (to 35 F / 2 C)
Height (Maximum) edit
  • 2 to 5 feet (60 cm to 1 1/2 m)
Spread (Maximum) edit
  • 1 to 1 1/2 feet (30 to 45 cm)
Flowering Start edit
  • July
Flowering End edit
  • October
Leaf Colour edit
Leaf Shape edit
Have you a suggestion
for a plant property
that we are missing?
Please let us know.
Suitable For edit
  • Low Maintenance Garden
  • Wildflower Garden
  • Wildlife Garden
  • Woodland Garden
Sun Exposure edit
  • Full Sun
  • Partial Shade
Soil Types edit
  • Moist
Soil pH edit
Bloom Colour edit
  • White
Wildlife Value edit
  • Bird - food (fruit/berries/insects/seeds)
  • Deer Resistant
Propagation Techniques edit
Skill Level edit
Additional Short Notes add
Ask a Question about this Plant on our Forums

Members who grow this plant also grow...
  Dichanthelium clandestinum (Deer-tongue Grass)
  Arisaema triphyllum (Jack-in-the-Pulpit, Indian Turnip)
  Phytolacca americana (American Pokeweed )
  Sambucus canadensis (American Elder)


Contributors For This Plant
bubbleoffplumb (635)
Frank (2698)


Gardens Containing This Plant
bubbleoffplumb's Garden


Link To This Plant
Copy and paste one of the codes below to your favourite forum or website in order to link to this plant:

Forum link
Direct link
HTML code


Add Your Opinion About This Plant



Note: please don't use this box to post questions, you can do that on our forums instead.




Images for this Plant








Other names for this plant:
Antenoron virginianum
Persicaria virginiana
Tovara virginiana



This page includes name data supplied by ITIS.gov. View their own page for this plant.