Spoon Primrose-Willow

Ludwigia spathulata

Native to:
United States

📍 View on iNaturalist →

Taxonomy

Division:
Magnoliophyta | - Flowering plants
Family:
Onagraceae
Genus:
Ludwigia
Species:
Ludwigia spathulata
USDA Symbol:
LUSP5

Growth Characteristics

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

Wildlife Benefits

Butterflies & Moths:
★☆☆☆☆ Documented Lepidoptera association (GBIF)

Garden & Ecology Notes

Wildlife Value:
waterfowl, butterflies

Soil Requirements

Soil Type:
moist, fertile, well-drained loam
pH:
5.5 - 7.0 (slightly acidic to neutral)
Drainage:
tolerates poor drainage
Moisture:
consistently moist
Notes:
prefers wetland or riparian environments

Propagation & Germination

Stratification:
None required
Germination Time:
14–30 days
Notes:
Seeds germinate readily in wet or saturated soil conditions with warm temperatures.

The above propagation data sourced from Claude AI