Lewis Evening Primrose
Camissonialewisii

Family: Onagraceae (on-uh-GRAY-see-ee)
Genus: Camissonia (kam-iss-OH-nee-a)
Species: lewisii (lew-ISS-ee-eye)

Category
Annuals

Water Requirements
Drought-tolerant; suitable for xeriscaping

Sun Exposure
Full Sun

Foliage

Foliage Color

Height
under 6 in. (15 cm)
6-12 in. (15-30 cm)

Spacing
18-24 in. (45-60 cm)

Hardiness
USDA Zone 9a: to -6.6 °C (20 °F)
USDA Zone 9b: to -3.8 °C (25 °F)
USDA Zone 10a: to -1.1 °C (30 °F)
USDA Zone 10b: to 1.7 °C (35 °F)

Where to Grow

Danger

Bloom Color
Bright Yellow

Bloom Characteristics

Bloom Size

Bloom Time
Late Spring/Early Summer
Mid Summer
Late Summer/Early Fall

Other details

Soil pH requirements
6.1 to 6.5 (mildly acidic)
6.6 to 7.5 (neutral)
7.6 to 7.8 (mildly alkaline)

Patent Information

Propagation Methods

Seed Collecting