Onagraceae
alternate-leaved seedbox
Ludwigia alternifolia
Synonyms
Ludwigia alternifolia var. alternifolia
Ludwigia alternifolia var. linearifolia
Ludwigia alternifolia var. pubescens
Plant Type
Herbaceous Wildflower
Life Cycle
Perennial
Typical Size
1.5-3 ft. tall
1-1.5 ft. wide
Tolerant of
Occasional Flooding
Inolerant of
Dry Soil
Propagation
By seed
Plant Propagation Notes
No pretreatment necessary. Seeds require light for germination.
Plant Planting Notes
Ensure adequate soil moisture.
Plants/Diseases
No significant disease or pest issues.
Wildlife Benefits
Nectar/pollen source for pollinating insects
Leaves
Leaves alternate, elliptical to lanceolate with entire margins.
Flowers
Single cup-shaped flowers with four petals borne from leaf axils.
Fruit
Square, box-like capsule.
Toxicity
No known toxicity.
USDA Hardiness Zones
4, 5, 6, 7, 8
Light Exposure
Full Sun
Soil Moisture
Moist
Soil Drainage
Well-drained, Poorly Drained
Soil pH
Acidic (less than 6.0)
Native in South Carolina?
Yes
Plant Native Habitat
Open and disturbed wet places, freshwater marshes, and ditches.
Global Conservation Status (NatureServe)
Secure (G5)
Federal Conservation Status (USFWS)
Not Listed
Distribution Notes
Common throughout South Carolina.