Category Groundcovers Perennials
Height 6-12 in. (15-30 cm)
Spacing 9-12 in. (22-30 cm)
Hardiness USDA Zone 4a: to -34.4 °C (-30 °F) USDA Zone 5a: to -28.8 °C (-20 °F) USDA Zone 6a: to -23.3 °C (-10 °F) USDA Zone 7a: to -17.7 °C (0 °F) USDA Zone 8a: to -12.2 °C (10 °F) USDA Zone 9a: to -6.6 °C (20 °F) USDA Zone 10a: to -1.1 °C (30 °F) USDA Zone 11: above 4.5 °C (40 °F)
Sun Exposure Partial to Full Shade Full Shade
Danger
Bloom Color Violet/Lavender
| Bloom Time Late Spring/Early Summer
Foliage Grown for foliage Herbaceous
Other details Average Water Needs; Water regularly; do not overwater Requires consistently moist soil; do not let dry out between waterings
Soil pH requirements 6.6 to 7.5 (neutral) 7.6 to 7.8 (mildly alkaline)
Patent Information Patented
Propagation Methods By dividing the rootball By simple layering
Seed Collecting N/A: plant does not set seed, flowers are sterile, or plants will not come true from seed
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