Euphorbia Species, Devil's Backbone, Slipper Spurge, Redbird Cactus
Euphorbiatithymaloides

Synonym:Euphorbia carinata

Synonym:Pedilanthus tithymaloides

Synonym:Tithymalus tithymaloides

Category
Tropicals and Tender Perennials
Cactus and Succulents

Water Requirements
Drought-tolerant; suitable for xeriscaping

Sun Exposure
Full Sun
Sun to Partial Shade

Foliage
Grown for foliage
Evergreen

Foliage Color

Height
4-6 ft. (1.2-1.8 m)
6-8 ft. (1.8-2.4 m)

Spacing
12-15 in. (30-38 cm)
15-18 in. (38-45 cm)

Hardiness
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)

Where to Grow
Can be grown as an annual

Danger
All parts of plant are poisonous if ingested
Handling plant may cause skin irritation or allergic reaction

Bloom Color
Red

Bloom Characteristics

Bloom Size

Bloom Time
Late Winter/Early Spring
Mid Spring

Other details

Soil pH requirements
6.1 to 6.5 (mildly acidic)
6.6 to 7.5 (neutral)
7.6 to 7.8 (mildly alkaline)

Patent Information
Non-patented

Propagation Methods
From softwood cuttings
Allow cut surface to callous over before planting

Seed Collecting
N/A: plant does not set seed, flowers are sterile, or plants will not come true from seed