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Seedbox

Ludwigia alternifolia

Also called Rattlebox, Alternate Leaved Seedbox, Bushy Seedbox

Seedbox
Photo: Unknown author, Public domain

Seedbox (Ludwigia alternifolia) is a native North American perennial of wet places, grown in damp garden beds or pond margins for its yellow flowers and cube-shaped seed pods. Keep its roots consistently moist and give it full to part sun.

Family
Onagraceae (Evening-primrose family)
Grows as
Perennial
Light
Full sun, Part shade
Water
Keep soil consistently moist to wet; it tolerates shallow standing water at the edges of ponds.
Soil
Moist, fertile loam or heavy clay; wet garden soil or bog-type mix.
Temperature
Hardy in temperate climates; tolerates cold winters where the roots stay in the ground.
How easy
Easy
Native range
E. Canada to C. & E. U.S.A.
Climate
temperate

About

Ludwigia alternifolia, commonly known as seedbox, bushy seedbox, rattlebox, and square-pod water-primrose, is a herbaceous perennial plant of the family Onagraceae (evening primrose family). It is native to central and eastern North America, growing in marshes, wet meadows, and swamps. It has yellow, four-petaled flowers and brown seed pods that are shaped like a cube.

Where it grows

It is native to southern Quebec and Ontario to Kansas and south to Texas and Florida. It grows in habitats that have full to partial sun and wet to moist soil, such as marshes, wet meadows, and swamps.

Other Ludwigia plants

Water Primrose · Winged primrose-willow · Ludwigia anastomosans · Wingleaf primrose-willow · Cylindricfruit primrose-willow · Large-flower primrose-willow · Floating Ludwigia · Water Primrose · Spindleroot · Seedbox · Ludwigia inclinata · Mexican primrose-willow

Text excerpted from the Wikipedia article Ludwigia alternifolia by its contributors, under CC BY-SA 4.0; the excerpts and the care summary drawn from them are shared under the same licence.

The care summary was written by AI (Claude, Anthropic) from the sources on this page, with general growing knowledge where they are silent. Check before relying on it.

Life form, climate and native range: World Checklist of Vascular Plants, Royal Botanic Gardens, Kew (CC BY 3.0), reformatted; see Plants of the World Online.

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