Oenothera serrulata (Shrubby evening primrose)

Cultivation

Grow in poor to moderately fertile, gravelly or sandy, well-drained soil in full sun. Tolerates partial sun. Flowering is more abundant at the beginning of the bloom period, becoming sporadic in summer. Excellent drought tolerance once established. Heat tolerant. Protect with a thick, dry winter mulch. Avoid excessive winter wet. Develops a thick taproot can be difficult to transplant once established.

Suggested uses

Gravel, Rock, Beds and borders, Mediterranean, Cottage/Informal, Drought Tolerant, Low Maintenance, Ground Cover, Garden edging, Meadow, Prairie planting

UK hardiness

H6

USDA zones

Zone 4, Zone 5, Zone 6, Zone 7, Zone 8, Zone 9

Sunset zone

1, 2, 3, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24

WUCOLS

North-Central Coastal = Low
Central Valley = Low
South Coastal = Very Low
South Inland = Low
High and Intermediate Desert = Low
Low Desert = Low

Foliage

Deciduous

Habit

Cushion or Mound Forming

Native to

Central North America

Drought tolerant

Yes

Flood tolerant

No

Toxicity

Not toxic