Family: Violaceae (vy-oh-LAY-see-ee) (Info)
Genus: Viola (vy-OH-la) (Info)
Species: nephrophylla
 2 members have or want this plant for trade.
Category:
Perennials
Height:
under 6 in. (15 cm)
Spacing:
3-6 in. (7-15 cm)
Hardiness:
USDA Zone 3a: to -39.9 °C (-40 °F)
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)
Sun Exposure:
Full Sun
Sun to Partial Shade
Danger:
N/A
Bloom Color:
Light Blue
Medium Blue
Bloom Time:
Mid Spring
Late Spring/Early Summer
Foliage:
Herbaceous
Other details:
This plant is attractive to bees, butterflies and/or birds
Flowers are fragrant
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:
Unknown - Tell us
Propagation Methods:
From seed; direct sow outdoors in fall
From seed; winter sow in vented containers, coldframe or unheated greenhouse
From seed; stratify if sowing indoors
Direct sow as soon as the ground can be worked
From seed; sow indoors before last frost
Seed Collecting:
Properly cleaned, seed can be successfully stored
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