Linearleaf Primrose-Willow

Ludwigia hyssopifolia

Native to:
Australia, Bolivia, Brazil, Central American Pacific Is., Colombia, Costa Rica, Cuba, El Salvador, French Guiana, Guatemala, Guyana, Honduras, Leeward Is., Mexico, Nicaragua, Peru, Suriname, Trinidad-Tobago, Venezuelan Antilles, Windward Is.

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Taxonomy

Division:
Magnoliophyta | - Flowering plants
Family:
Onagraceae
Genus:
Ludwigia
Species:
Ludwigia hyssopifolia
USDA Symbol:
LUHY6

Growth Characteristics

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

Garden & Ecology Notes

Wildlife Value:
waterfowl, wetland birds

Soil Requirements

Soil Type:
moist, fertile, well-drained loamy soil
pH:
5.5 - 7.5 (slightly acidic to neutral)
Drainage:
tolerates poor drainage
Moisture:
consistently moist
Notes:
Commonly found in wetlands and marshy areas

Propagation & Germination

Stratification:
None required
Germination Time:
7–21 days
Notes:
Seeds require light and consistently moist to wet conditions for germination.

The above propagation data sourced from Claude AI