Family: Polygonaceae
Genus: Rheum (REE-um) (Info)
Species: australe (aw-STRAL-ee) (Info)
 2 vendors have this plant for sale.
Category:
Perennials
Height:
4-6 ft. (1.2-1.8 m)
6-8 ft. (1.8-2.4 m)
Spacing:
6-8 ft. (1.8-2.4 m)
Hardiness:
USDA Zone 5b: to -26.1 °C (-15 °F)
USDA Zone 6a: to -23.3 °C (-10 °F)
USDA Zone 6b: to -20.5 °C (-5 °F)
USDA Zone 7a: to -17.7 °C (0 °F)
USDA Zone 7b: to -14.9 °C (5 °F)
USDA Zone 8a: to -12.2 °C (10 °F)
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)
Sun Exposure:
Full Sun
Sun to Partial Shade
Danger:
Parts of plant are poisonous if ingested
Bloom Color:
Pink
Red
White/Near White
Bloom Time:
Late Spring/Early Summer
Mid Summer
Foliage:
Grown for foliage
Herbaceous
Smooth-Textured
Other details:
Average Water Needs; Water regularly; do not overwater
Soil pH requirements:
5.6 to 6.0 (acidic)
6.1 to 6.5 (mildly acidic)
6.6 to 7.5 (neutral)
Patent Information:
Non-patented
Propagation Methods:
By dividing rhizomes, tubers, corms or bulbs (including offsets)
From seed; direct sow outdoors in fall
Seed Collecting:
Allow seedheads to dry on plants; remove and collect seeds
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