Genus: Oenothera macrocarpa
Plant Type: Perennial
Hardiness Zone: Zones 3-8
Requirements: Full sun or part shade, little or moderate water.
Zoo Location: Rocky Mountain Goats
Characteristics: Native to the south central United States, this perennial makes a great rock garden plant due to its low growth habit and its ability to succeed in the toughest conditions. This Primrose grows 6 to 8 inches tall and 2 feet wide, and has 3 inch lance-shaped foliage and 4 inch pure yellow flowers which remain open all day. Plants bloom from late spring to early fall, when the flowers give way to 3 inch seed pods with papery wings. This tough, drought tolerant plant prefers normal well drained soil, full sun to light shade, and requires little maintenance.
Did you Know? Interesting large winged seedpods.