Senna Species, Arsenic Bean, Coffeeweed, Coffee Senna, Mogdad Coffee, Septicweed, Stinking Weed
Sennaoccidentalis

Family: Fabaceae (fab-AY-see-ee)
Genus: Senna (SEN-nuh)
Species: occidentalis (ok-sih-den-TAY-liss)

Synonym:Cassia caroliniana

Category
Annuals
Perennials
Shrubs

Water Requirements

Sun Exposure
Full Sun
Sun to Partial Shade

Foliage

Foliage Color

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

Spacing

Hardiness
Not Applicable

Where to Grow

Danger
All parts of plant are poisonous if ingested

Bloom Color
Gold (yellow-orange)
Bright Yellow

Bloom Characteristics

Bloom Size

Bloom Time
Late Spring/Early Summer
Mid Summer

Other details
May be a noxious weed or invasive

Soil pH requirements
5.1 to 5.5 (strongly acidic)
5.6 to 6.0 (acidic)
6.1 to 6.5 (mildly acidic)

Patent Information
Non-patented

Propagation Methods
Direct sow as soon as the ground can be worked

Seed Collecting
Allow pods to dry on plant; break open to collect seeds
Allow seedheads to dry on plants; remove and collect seeds