Water
This plant thrives in consistently moist to wet conditions. Ensure the soil is always saturated or submerged, mimicking its natural wetland habitat.
Avoid letting the soil dry out completely, as this can stress the plant.
Also known as Primrose-Willow · Willow Primrose · Wing-Leaf Primrose-Willow
Wingleaf Primrose-Willow (Ludwigia decurrens) is an erect annual herb native to North America, often found in wet areas. It features yellow flowers and winged stems.
At-a-glance light, water, soil, and growing conditions from plant data
Prefers full sun to partial shade.
70% intensity
Flowers best in ample sunlight.
Keep soil consistently moist to wet.
90% intensity
Thrives in saturated conditions, mimicking wetlands.
Tolerates a wide range of soil types, including sandy, loamy, and clay. Prefers moist to wet, acidic to neutral soils.
50% intensity
Grows well in average to warm temperatures.
60% intensity
Ideal range is 18-25 °C.
Outdoor, Aquatic
50% intensity
Requires minimal fertilization.
20% intensity
Use diluted balanced fertilizer once if needed.
Safety information from plant toxicity data
| Attribute | Value |
|---|---|
| Toxic for humans | No 0/5 intensity |
| Toxic for pets | No 0/5 intensity |
| Edible | No |
Key traits and growing stats from plant data
Watering, pruning, propagation, and repotting details from plant data
This plant thrives in consistently moist to wet conditions. Ensure the soil is always saturated or submerged, mimicking its natural wetland habitat.
Avoid letting the soil dry out completely, as this can stress the plant.
Pruning is typically not necessary for this species. If the plant becomes leggy or overgrown, you can trim it back to encourage bushier growth. Remove any dead or damaged stems to maintain a tidy appearance.
Easily propagated by seeds sown in moist soil in spring. Can also be propagated by stem cuttings taken during the growing season and placed in water or moist soil.
As an annual, repotting is not applicable. If grown in a container, it is typically discarded at the end of the growing season or allowed to reseed.
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Monthly activity intensity for bloom and fruit across both hemispheres.
Flowering & fruiting calendar
Flowering & fruiting calendar
Photos of Wingleaf Primrose-Willow (Ludwigia decurrens)
Where Wingleaf Primrose-Willow (Ludwigia decurrens) is found

Density
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Common names and botanical synonyms
Botanical classification
| Rank | Name |
|---|---|
| Kingdom | Plantae |
| Division | Tracheophyta |
| Class | Magnoliopsida |
| Order | Myrtales |
| Family | Onagraceae |
| Genus | Ludwigia |
| Species | Ludwigia decurrens |
Similar in genus Ludwigia
Answers based on plant encyclopedia data