Parry's Knotweed

Polygonum parryi

Taxonomy

Division:
Magnoliophyta | - Flowering plants
Family:
Polygonaceae
Genus:
Polygonum
Species:
Polygonum parryi

Growth Characteristics

Life Cycle:
Annual
Growth Habit:
Forb/herb
Height:
Less than 6 in
Light Requirements:
Full Sun
Bloom Months:
may, jun, jul
Bloom Colors:
White, Red
Ground Cover:
Yes

Native Range

United States: California, Oregon, Washington

Soil Requirements

Soil Type:
rocky, well-drained, nutrient-poor soil
pH:
5.5 - 7.5 (slightly acidic to neutral)
Drainage:
excellent drainage required
Moisture:
dry to moderate
Notes:
prefers open, sunny locations