Family: Violaceae (vy-oh-LAY-see-ee) (Info) Genus: Viola (vy-OH-la) (Info) Species: x wittrockiana (wit-rok-ee-AH-nuh) (Info) Cultivar: Whiskers Yellow
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Category: Annuals Perennials
Height: under 6 in. (15 cm) 6-12 in. (15-30 cm)
Spacing: 9-12 in. (22-30 cm) 12-15 in. (30-38 cm)
Hardiness: 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)
Sun Exposure: Full Sun Sun to Partial Shade
Danger: N/A
Bloom Color: Bright Yellow
Bloom Time: Late Winter/Early Spring Mid Spring Late Spring/Early Summer Late Fall/Early Winter Mid Winter
Foliage: Evergreen Smooth-Textured
Other details: Average Water Needs; Water regularly; do not overwater Self-sows freely; deadhead if you do not want volunteer seedlings next season Provides winter interest
Soil pH requirements: 5.6 to 6.0 (acidic) 6.1 to 6.5 (mildly acidic)
Patent Information: Unknown - Tell us
Propagation Methods: From herbaceous stem cuttings From seed; direct sow outdoors in fall From seed; winter sow in vented containers, coldframe or unheated greenhouse From seed; sow indoors before last frost From seed; direct sow after last frost
Seed Collecting: Properly cleaned, seed can be successfully stored N/A: plant does not set seed, flowers are sterile, or plants will not come true from seed
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