Smartweed Dodder

Cuscuta polygonorum

Native to:
Canada, United States

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Taxonomy

Division:
Magnoliophyta | - Flowering plants
Family:
Convolvulaceae
Genus:
Cuscuta
Species:
Cuscuta polygonorum
USDA Symbol:
CUPO

Growth Characteristics

Life Cycle:
Perennial
Growth Habit:
Forb/herb , Vine
Height:
100 cm
Light Requirements:
Full Sun
Drought Tolerance:
Low
Bloom Months:
jul,aug,sep,oct
Bloom Colors:
white, cream

Garden & Ecology Notes

Deer Resistant:
Yes

Soil Requirements

Soil Type:
nutrient-rich, well-drained loamy soil
pH:
5.5 - 7.5 (slightly acidic to neutral)
Drainage:
excellent drainage required
Moisture:
consistently moist
Notes:
Parasitic plant, relies on host for nutrients

Propagation & Germination

Stratification:
Cold/moist stratification required — 60–90 days
Scarification:
Seed coat scarification required before sowing
Germination Time:
14–30 days
Notes:
Parasitic plant; seeds germinate in soil but seedlings must attach to a host within days or die. Scarification improves germination.

The above propagation data sourced from Claude AI