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Bransford, W.D. and Dolphia
Calylophus lavandulifolius (Torr. & Gray) Raven
Lavendar-leaf sundrops, Lavender-leaf primrose, Lavenderleaf sundrops
Synonyms: Calylophus hartwegii ssp. lavandulifolius, Oenothera lavandulifolia var. glandulosa
USDA Symbol: cala38
USDA Native Status: Native to U.S.
Lavender-leaf sundrops is a low, mound-forming perennial, 8 in. tall by 10 in. wide. Stems and leaves are grayish with a dense velvety pubescence. Spectacular in bloom, the plants 2-2 1/2 in. wide flowers are clear yellow, each with four, fringed petals.
Lavender-leaf Sundrops flowers in flushes every 4-5 weeks throughout its bloom period.
Plant CharacteristicsDuration: Perennial Habit: Herb Fruit: Size Class:
Bloom InformationBloom Color: Yellow
Bloom Time: May , Jun , Jul , Aug , Sep
AZ , CO , KS , NE , NM , NV , OK , SD , TX , UT , WY Native Distribution:
S.e. WY & extreme s.w. SD, s. to n. AZ & n. & w. TX Native Habitat:
Dry, open, rocky slopes USDA Native Status: L48(N)
Growing ConditionsLight Requirement:
Sun Soil Description:
Gravelly, well-drained soil. Conditions Comments:
Lavender-leaf primrose will flower in flushes every 4-5 weeks throughout its entire
bloom period. Little supplemental watering is necessary if new plants are established early in the season.
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Record Modified: 2007-01-01
Research By: TWC Staff