Oenothera macrocarpa ssp. incana
Oenothera macrocarpa Nutt. ssp. incana (A. Gray) Wagner
Bigfruit Evening-primrose, Silver Leaf Primrose , Bigfruit Evening Primrose
Onagraceae (Evening Primrose Family)
Synonym(s): Oenothera macrocarpa var. incana, Oenothera missouriensis var. incana
USDA Symbol: OEMAI2
This plant is a wonderful silver-leaf version that looks very similar to the common green leaf Oenothera macrocarpa and grows in similar situations. The light and bright lemon colored blooms are stunning with the silver leaves. It is a strong grower when situated in a well drained gravelly soil in full sun. It looks great spilling over a wall where the large blooms can be appreciated up close.
From the Image Gallery
Bloom InformationBloom Color: Yellow
Bloom Time: Apr , May , Jun , Jul , Aug
DistributionUSA: KS , OK , TX
Native Habitat: Edwards Plateau north to the High Plains in limestone knobs, prairies, and dry hillsides. Well-drained sand, caliche, limestone.
Growing ConditionsWater Use: Low
Light Requirement: Sun
Soil Moisture: Moist
Cold Tolerant: yes
Heat Tolerant: yes
Conditions Comments: The silver foliage remains attractive all summer. In late fall, it may need to be trimmed to tidy it up. Large lemon colored flowers bloom mostly in the spring, but also after rains and through the summer and fall. The blooms open in the evening and close the next afternoon. Stunning color combination in leaf and bloom.
BenefitConspicuous Flowers: yes
Interesting Foliage: yes
Deer Resistant: Moderate
Value to Beneficial InsectsSpecial Value to Native Bees
This information was provided by the Pollinator Program at The Xerces Society for Invertebrate Conservation.
PropagationPropagation Material: Softwood Cuttings
Description: Seeds may not be viable. Tip cuttings most often used to propagate.
Commercially Avail: yes
From the National Organizations DirectoryAccording to the species list provided by Affiliate Organizations, this plant is on display at the following locations:
Lady Bird Johnson Wildflower Center - Austin, TX
Additional resourcesUSDA: Find Oenothera macrocarpa ssp. incana in USDA Plants
FNA: Find Oenothera macrocarpa ssp. incana in the Flora of North America (if available)
Google: Search Google for Oenothera macrocarpa ssp. incana
MetadataRecord Modified: 2022-08-24
Research By: TWC Staff