Stemless Evening Primrose (Oenothera triloba): Yellow Flowers for Dry Sites

Stemless evening primrose is a low, rosette-forming perennial with narrow, lobed leaves and bright yellow, four-petaled flowers that open in the evening and close by midday. The flowers appear directly from the crown, without a visible stem.

Botanical Profile

Native to central US, this plant thrives in full sun and dry, well-drained, sandy or rocky soil. It's drought-tolerant and ideal for rock gardens, xeriscapes, and prairie plantings. The flowers attract night-flying moths and bees.