Combleaf Mermaidweed

Proserpinaca pectinata

Native to:
Canada, Cuba, Mexico, United States

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Taxonomy

Division:
Magnoliophyta | - Flowering plants
Family:
Haloragaceae
Genus:
Proserpinaca
Species:
Proserpinaca pectinata
USDA Symbol:
PRPE

Growth Characteristics

Life Cycle:
Perennial
Growth Habit:
Forb/herb
Height:
50 cm
Light Requirements:
Full Sun
Drought Tolerance:
Low
Bloom Months:
jun,jul,aug,sep

Garden & Ecology Notes

Wildlife Value:
waterfowl
Fall Color:
red, bronze

Soil Requirements

Soil Type:
nutrient-rich, wet, organic soil
pH:
5.5 - 7.0 (slightly acidic to neutral)
Drainage:
tolerates poor drainage
Moisture:
consistently moist
Notes:
commonly found in marshes and wetlands

Propagation & Germination

Stratification:
Cold/moist stratification required — 30–60 days
Notes:
Seeds germinate best when submerged or in saturated soil conditions; light may improve germination.

The above propagation data sourced from Claude AI