Silver Cassia, Feathery Cassia
Senna artemisioides

Family: Caesalpiniaceae (ses-al-pin-ee-AY-see-ee)
Genus: Senna (SEN-nuh)
Species: artemisioides (ar-tem-iss-ee-OY-dees)

Synonym:Cassia artemisioides

Synonym:Senna artemisioides x subsp. artemisioides

Category
Shrubs

Height
36-48 in. (90-120 cm)
4-6 ft. (1.2-1.8 m)
6-8 ft. (1.8-2.4 m)

Spacing
36-48 in. (90-120 cm)

Hardiness
USDA Zone 8b: to -9.4 °C (15 °F)
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)
USDA Zone 11: above 4.5 °C (40 °F)

Sun Exposure
Full Sun
Sun to Partial Shade

Danger

Bloom Color
Bright Yellow

Bloom Time
Late Winter/Early Spring
Blooms repeatedly

Foliage
Silver/Gray
Blue-Green

Other details
This plant is attractive to bees, butterflies and/or birds
Flowers are fragrant
Drought-tolerant; suitable for xeriscaping

Soil pH requirements
7.6 to 7.8 (mildly alkaline)
7.9 to 8.5 (alkaline)

Patent Information
Non-patented

Propagation Methods
From semi-hardwood cuttings
From seed; sow indoors before last frost

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