Category Tropicals and Tender Perennials
Height 4-6 ft. (1.2-1.8 m)
Spacing 18-24 in. (45-60 cm)
Hardiness 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) 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 Sun to Partial Shade
Danger
Bloom Color Inconspicuous/none
| Bloom Time Blooms all year Blooms repeatedly
Foliage Grown for foliage
Other details Very high moisture needs; suitable for bogs and water gardens
Soil pH requirements 5.6 to 6.0 (acidic) 6.1 to 6.5 (mildly acidic)
Patent Information Non-patented
Propagation Methods By dividing rhizomes, tubers, corms or bulbs (including offsets) From seed; direct sow after last frost
Seed Collecting Allow seedheads to dry on plants; remove and collect seeds
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