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Viola, Parma Violet 'De Toulouse'

Viola

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Family
Violaceae (vy-oh-LAY-see-ee)
Info
Genus
Viola (vy-OH-la)
Info
Synonym
Sun Exposure
Sun to Partial Shade
Light Shade
Partial to Full Shade
Foliage
Herbaceous
Smooth
Height
6-12 in. (15-30 cm)
Spacing
9-12 in. (22-30 cm)
12-15 in. (30-38 cm)
Hardiness
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)
Danger

Unknown - Tell us

Bloom Color
Blue-Violet
Bloom Time
Late Winter/Early Spring
Mid Spring
Late Spring/Early Summer
Other Details
Category
Perennials
Water Requirements
Average Water Needs; Water regularly; do not overwater
Foliage Color
Blue-Green
Where to Grow

Unknown - Tell us

Bloom Characteristics
Flowers are fragrant
Bloom Size

Unknown - Tell us

Other details
May be a noxious weed or invasive
Soil pH requirements

Unknown - Tell us

Patent Information

Unknown - Tell us

Propagation Methods
By dividing the rootball
From seed; direct sow outdoors in fall
From seed; winter sow in vented containers, coldframe or unheated greenhouse
From seed; stratify if sowing indoors
From seed; direct sow after last frost
Self-sows freely; deadhead if you do not want volunteer seedlings next season
Seed Collecting
Bag seedheads to capture ripening seed
Allow pods to dry on plant; break open to collect seeds
Regional

This plant is said to grow outdoors in the following regions:

Portland, Oregon

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2 members have or want this plant for trade

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