Rhamnus purshiana

Names

Common Names

Cascara, Cascara Buckthorn, Cascara Sagrada, Chittam

Growth

Height

180-360 inches

Spread

15-30 feet

Growth Rate

Slow

Appearance

Bloom Color

Insignificant

Foliage Color

Green

Fall Foliage Color

Yellow to orange-red

Environment

Hardiness Zones

Zones 6

Sunlight Requirements

Ideally Full Sun; tolerates Partial Shade.

Soil Type

Moist, well-drained soil

Soil Drainage

Well-drained soils

Soil pH

6.0-7.5

Lifecycle

Lifecycle

Perennial

Leaf Lifecycle

Deciduous

Seasons of Interest

Spring, Summer, Fall, and Winter

Bloom Time

Spring

Reproduction

Propagation Methods

Seeds, Cuttings, Layering, Divisions

Wildlife

Attracts Wildlife

Attracts bees, butterflies, hummingbirds, other pollinators, and birds

References

• Rhamnus purshiana: Cascara - Portland Nursery
• Rhamnus purshiana | LexiPlant
• Rhamnus purshiana in the Landscape - Western Native Plants
• Pacific Northwest Native Plant Profile: Cascara (Frangula purshiana)
• Rhamnus purshiana Cascara Sagrada PFAF Plant Database
• Rhamnus purshiana | Landscape Plants
• Cascara (Rhamnus purshiana)) Info & Guide
• Rhamnus purshiana (cascara) - Plant Data Sheet