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Category
Groundcovers
Perennials
Water Requirements
Requires consistently moist soil; do not let dry out between waterings
Sun Exposure
Sun to Partial Shade
Light Shade
Partial to Full Shade
Foliage
Grown for foliage
Evergreen
Good Fall Color
Smooth
Foliage Color
Height
under 6 in. (15 cm)
Spacing
18-24 in. (45-60 cm)
24-36 in. (60-90 cm)
Hardiness
USDA Zone 3b: to -37.2 °C (-35 °F)
USDA Zone 4a: to -34.4 °C (-30 °F)
USDA Zone 4b: to -31.6 °C (-25 °F)
USDA Zone 5a: to -28.8 °C (-20 °F)
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)
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Where to Grow
Danger
All parts of plant are poisonous if ingested
Bloom Color
Dark Blue
Medium Blue
Bloom Characteristics
This plant is attractive to bees, butterflies and/or birds
Bloom Size
Bloom Time
Late Spring/Early Summer
Other details
Soil pH requirements
5.1 to 5.5 (strongly acidic)
5.6 to 6.0 (acidic)
6.1 to 6.5 (mildly acidic)
6.6 to 7.5 (neutral)
7.6 to 7.8 (mildly alkaline)
Patent Information
Propagation Methods
By dividing rhizomes, tubers, corms or bulbs (including offsets)
From softwood cuttings
Seed Collecting
N/A: plant does not set seed, flowers are sterile, or plants will not come true from seed
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