Mexican Primrose-willow
Ludwigia octovalvisnative · Hill Country
Mexican Primrose-willow is a shrub native to the Texas Hill Country that grows 3–6 ft tall and 6 ft wide. It wants full sun or part shade and medium water. Blooms yellow in Jul–Oct. Good for butterflies.
Wet ground only. A wetland plant: it needs standing water or saturated soil — a pond edge, creek bank or rain garden, not a dry upland bed.
Will it grow in your yard?
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The facts
5 sources- Type
- Shrub
- Sun
- Full sun to part shade (4–8 hrs of direct sun)
- Water
- Medium
- Height
- 3–6 ft
- Spread
- 6 ft
- Bloom
- Jul–Oct · yellow
- Foliage
- Deciduous or dies back in winter
- Soil
- Recorded on moist, mud
- Wildlife
- Supports butterflies
Where it grows
Recorded in these EPA Level IV ecoregions in the Austin and Hill Country launch area:
Balcones CanyonlandsEdwards Plateau WoodlandNorthern Blackland PrairieFloodplains and Low Terraces
745 occurrence records in Central Texas (GBIF).
Can you buy it?
Also grows here — hard to find. Native and recorded growing in Central Texas, but not on the grower stock lists we read. Sourcing varies: some are stocked widely, others you will have to hunt for.