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Flaigg, Norman G.
Ludwigia octovalvis (Jacq.) P.H. Raven
Mexican primrose-willow, Narrow-leaf Water Primrose, Seedbox, Mexican Primrose Willow
Onagraceae (Evening-Primrose Family)
USDA Symbol: LUOC
Plant CharacteristicsDuration: Perennial Habit: Shrub Leaf Retention: Deciduous Size Notes:
Fruit: Size Class:
Bloom InformationBloom Color: Yellow
Bloom Time: Jul , Aug , Sep , Oct
, TX Native Habitat:
Swamp and wetlands plant that occurs mainly in the southern half of Texas.
Growing ConditionsWater Use:
Medium Light Requirement:
Sun , Part Shade Soil Moisture:
Moist Conditions Comments:
This Water Primrose is a shrubby herbaceous
plant that grows well in moist or shallow, submerged soils. The one inch, bright yellow flowers are numerous in the summer months and look great in a pond with other plants like Swamp Milkweed, Powdery Thalia, and Scarlet Rose-Mallow. It is fast growing and reseeds heavily. May need periodic trimming to prevent them from growing too large and overcoming other plants. Host plant for the Water-primrose hornworm moth, caterpillars and moths that are spectacular to see.
BenefitConspicuous Flowers: yes
Larval Host: Water-primrose hornworm moth
Nectar Source: yes
National Wetland Indicator Status
This information is derived from the U.S. Army Corps of Engineers National Wetland Plant List, Version 3.1
(Lichvar, R.W. 2013. The National Wetland Plant List: 2013 wetland ratings. Phytoneuron 2013-49: 1-241). Click here
for map of regions.
From the National Suppliers Directory
According to the inventory provided by Associate Suppliers, this plant is available at the following locations:
Far South Wholesale Nursery
- Austin, TX
Herbarium Specimen(s)NPSOT 0127
Collected Sept. 7, 1991 in Bexar County by Lottie Millsaps
Record Last Modified: 2009-07-01
Research By: ADA, NPIS, LAL