Bellard's Smartweed

Polygonum patulum

Native to:
Afghanistan, Bulgaria, China, Cyprus, Hungary, India, Iran, Iraq, Kazakhstan, Kirgizstan, Krym, North Caucasus, Pakistan, Romania, Russia, Tadzhikistan, Transcaucasus, Turkmenistan, Ukraine, Uzbekistan

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Taxonomy

Division:
Magnoliophyta | - Flowering plants
Family:
Polygonaceae
Genus:
Polygonum
Species:
Polygonum patulum
USDA Symbol:
POPA9

Growth Characteristics

Life Cycle:
Annual
Growth Habit:
Forb/herb
Height:
60 cm
Light Requirements:
Full Sun
Drought Tolerance:
Medium
Bloom Months:
jun,jul,aug,sep
Bloom Colors:
pink, white

Garden & Ecology Notes

Wildlife Value:
birds

Soil Requirements

Soil Type:
moist, well-drained loamy soil
pH:
5.5 - 7.5 (slightly acidic to neutral)
Drainage:
tolerates moderate drainage
Moisture:
consistently moist
Notes:
prefers open, sunny habitats

Propagation & Germination

Stratification:
Cold/moist stratification required — 30–60 days
Germination Time:
14–28 days

The above propagation data sourced from Claude AI