Eulobus Species, California Primrose, California Suncup, Mustard Evening Primrose
Eulobuscalifornicus

Family: Onagraceae (on-uh-GRAY-see-ee)
Genus: Eulobus (yoo-LOH-bus)
Species: californicus (kal-ih-FOR-nik-us)

Synonym:Camissonia californica

Category
Annuals

Water Requirements
Average Water Needs; Water regularly; do not overwater

Sun Exposure
Full Sun

Foliage
Herbaceous

Foliage Color

Height
12-18 in. (30-45 cm)
18-24 in. (45-60 cm)

Spacing
9-12 in. (22-30 cm)

Hardiness
Not Applicable

Where to Grow

Danger

Bloom Color
Bright Yellow

Bloom Characteristics

Bloom Size

Bloom Time
Mid Spring

Other details

Soil pH requirements
6.6 to 7.5 (neutral)

Patent Information
Non-patented

Propagation Methods
From seed; direct sow outdoors in fall
From seed; sow indoors before last frost
From seed; direct sow after last frost

Seed Collecting
Allow pods to dry on plant; break open to collect seeds