Hickman's Knotweed 🛑 Endangered

Polygonum hickmanii

Native to:
United States

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Taxonomy

Division:
Magnoliophyta | - Flowering plants
Family:
Polygonaceae
Genus:
Polygonum
Species:
Polygonum hickmanii
USDA Symbol:
POHI14

Growth Characteristics

Life Cycle:
Annual
Growth Habit:
Forb/herb
Height:
5 cm
Light Requirements:
Full Sun
Drought Tolerance:
Low
Bloom Months:
may,jun,jul,aug,sep,oct
Bloom Colors:
white, pink
Ground Cover:
Yes

Garden & Ecology Notes

Salt Tolerant:
Yes

Soil Requirements

Soil Type:
sandy, well-drained, nutrient-poor soil
pH:
5.5 - 7.0 (slightly acidic to neutral)
Drainage:
excellent drainage required
Moisture:
consistently moist
Notes:
native to coastal dunes and sandy areas