Family: Euphorbiaceae (yoo-for-bee-AY-see-ee) (Info)
Genus: Ricinus (RISS-i-nus) (Info)
Species: communis (KOM-yoo-nis) (Info)
Cultivar: Red Spire
 10 members have or want this plant for trade.
Category:
Annuals
Tropicals and Tender Perennials
Height:
4-6 ft. (1.2-1.8 m)
6-8 ft. (1.8-2.4 m)
8-10 ft. (2.4-3 m)
Spacing:
36-48 in. (90-120 cm)
Hardiness:
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
Danger:
All parts of plant are poisonous if ingested
Bloom Color:
Maroon (Purple-Brown)
Bloom Time:
Late Fall/Early Winter
Foliage:
Grown for foliage
Burgundy
Other details:
Drought-tolerant; suitable for xeriscaping
Average Water Needs; Water regularly; do not overwater
Self-sows freely; deadhead if you do not want volunteer seedlings next season
Soil pH requirements:
6.1 to 6.5 (mildly acidic)
6.6 to 7.5 (neutral)
Patent Information:
Non-patented
Propagation Methods:
Direct sow as soon as the ground can be worked
From seed; direct sow after last frost
Seed Collecting:
Allow pods to dry on plant; break open to collect seeds
Allow seedheads to dry on plants; remove and collect seeds
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