Alphabetical Plant Listing

Viola cornuta 'Blackout' (Horned Violet)

Horned Violet 'Blackout', Horned Pansy 'Blackout', Tufted Violet 'Blackout'


Noted for its velvety, black flowers, Viola cornuta 'Blackout' is a compact, rounded perennial prized for its abundance of large, fragrant flowers, adorned with bright yellow centers. Freely flowering under outdoor growing conditions with substantially continuous blooming from spring through autumn, the scented flowers arise from a low, bushy mound of medium green leaves. Adding drama to the landscape, this hardy pansy is excellent for massing, edging, rock gardens and in mixed containers. Heat tolerant.

  • Easily growing up to 6-10 in. tall (15-25 cm) and 10-12 in. wide (25-30 cm).
  • A part shade lover, it is best grown in fertile, moist, well-drained soils. Tolerates full sun in cool climate areas. Add mulch to keep the soil cool and moist.
  • This plant is highly versatile and can be used in beds, borders, edging, cottage gardens, rock gardens, woodland gardens, containers or as a ground cover.
  • Watch for slugs, snails, glasshouse red spider mite, violet gall midge, pansy leaf spot and powdery mildews. This plant is deer resistant.
  • Trim back in early summer to promote new growth.
  • Propagate by softwood cuttings.

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Requirements

Hardiness 6 – 10
Heat Zones 1 – 9
Climate Zones 1, 1A, 1B, 2, 2A, 2B, 3, 3A, 3B, 4, 5, 6, 7, 8, 9, 10, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24
Plant Type Perennials
Plant Family Viola - Violets
Exposure Full Sun, Partial Sun
Season of Interest Spring (Early,Mid,Late)
Summer (Early,Mid,Late)
Fall
Height 6" – 10" (15cm – 25cm)
Spread 6" – 1' (15cm – 30cm)
Spacing 10" – 12" (25cm – 30cm)
Water Needs Average
Maintenance Low
Soil Type Clay, Loam, Sand
Soil pH Acid, Alkaline, Neutral
Soil Drainage Moist but Well-Drained
Characteristics Fragrant, Showy
Tolerance Deer
Attracts Butterflies
Garden Uses Beds and Borders, Edging, Ground Covers, Patio and Containers
Garden Styles City and Courtyard, Coastal Garden, Gravel and Rock Garden, Informal and Cottage, Traditional Garden

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While every effort has been made to describe these plants accurately, please keep in mind that height, bloom time, and color may differ in various climates. The description of these plants has been written based on numerous outside resources.


Requirements

Hardiness 6 – 10
Heat Zones 1 – 9
Climate Zones 1, 1A, 1B, 2, 2A, 2B, 3, 3A, 3B, 4, 5, 6, 7, 8, 9, 10, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24
Plant Type Perennials
Plant Family Viola - Violets
Exposure Full Sun, Partial Sun
Season of Interest Spring (Early,Mid,Late)
Summer (Early,Mid,Late)
Fall
Height 6" – 10" (15cm – 25cm)
Spread 6" – 1' (15cm – 30cm)
Spacing 10" – 12" (25cm – 30cm)
Water Needs Average
Maintenance Low
Soil Type Clay, Loam, Sand
Soil pH Acid, Alkaline, Neutral
Soil Drainage Moist but Well-Drained
Characteristics Fragrant, Showy
Tolerance Deer
Attracts Butterflies
Garden Uses Beds and Borders, Edging, Ground Covers, Patio and Containers
Garden Styles City and Courtyard, Coastal Garden, Gravel and Rock Garden, Informal and Cottage, Traditional Garden

Great Plant Combination Ideas with Viola - Violets

Guides with Viola - Violets

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