Viola Species, Manchurian Violet, Sumire
Violamandshurica

Family: Violaceae (vy-oh-LAY-see-ee)
Genus: Viola (vy-OH-la)
Species: mandshurica (man-SHEU-ree-ka)

Synonym:Viola hsinganensis

Synonym:Viola rhodosepala

Category
Alpines and Rock Gardens
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
Deciduous

Foliage Color

Height
under 6 in. (15 cm)

Spacing
3-6 in. (7-15 cm)

Hardiness
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)
USDA Zone 10a: to -1.1 °C (30 °F)
USDA Zone 10b: to 1.7 °C (35 °F)

Where to Grow
Can be grown as an annual

Danger
N/A

Bloom Color
Medium Blue
Blue-Violet
Lavender

Bloom Characteristics
Flowers are fragrant

Bloom Size

Bloom Time
Late Winter/Early Spring

Other details
May be a noxious weed or invasive

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)

Patent Information

Propagation Methods
From seed; direct sow outdoors in fall
From seed; winter sow in vented containers, coldframe or unheated greenhouse
Self-sows freely; deadhead if you do not want volunteer seedlings next season

Seed Collecting
Bag seedheads to capture ripening seed
Properly cleaned, seed can be successfully stored