Hibiscus Species, Coulter Hibiscus, Desert Rose Mallow
Hibiscuscoulteri

Synonym:Hibiscus coulteri var. brevipedunculatus

Height

Spacing
12-18 in. (30-45 cm)
18-24 in. (45-60 cm)
24-36 in. (60-90 cm)
36-48 in. (90-120 cm)

Hardiness
18-24 in. (45-60 cm)
24-36 in. (60-90 cm)

Sun Exposure
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)

Bloom Color
Sun to Partial Shade

Bloom Time

Foliage
Pale Yellow
Cream/Tan

Other details
Late Spring/Early Summer
Mid Summer
Late Summer/Early Fall
Mid Fall

Propagation Methods
Deciduous
Herbaceous

Seed Collecting

Soil pH requirements
From herbaceous stem cuttings
From seed; direct sow outdoors in fall
From seed; direct sow after last frost

Patent Information

Foliage Color
Allow pods to dry on plant; break open to collect seeds
Properly cleaned, seed can be successfully stored

Bloom Characteristics

Water Requirements

Where to Grow