Common Blue Violet (Viola sororia)

Common Blue Violet

Viola sororia

Delicate purple blooms carpet woodland floors like scattered lavender stars. Low-growing perennial wildflower.

Partial sun
1–2/week
Beginner
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Plant Needs

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Sunlight Dappled shade to partial sun; tolerates full sun in cool, moist climates
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Watering Keep soil evenly moist; avoid complete drying during hot, dry periods
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Temperature Extremely cold-hardy; tolerates summer heat with consistent soil moisture
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Characteristics

  • Leaf: Heart-shaped, softly pubescent, forming a basal rosette
  • Flower: Purple to pale violet five-petaled blooms with a white throat; produces self-pollinating cleistogamous flowers later in the season
  • Stem: Short, hairy flowering stems; rhizomatous underground growth for spread
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Care Guide

Watering

Keep soil consistently moist; water when top 1 cm of soil dries

Fertilization

Light top-dressing with compost. Avoid high-nitrogen fertilizers that promote foliage over blooms

Composted banana peel tea:Steep fully composted banana peels in water for 24 hours; dilute 1:20 for root drench to avoid nutrient burn
Pruning
  • Deadhead spent blooms to encourage extended flowering into early summer
  • Trim back yellowing basal foliage in late summer to tidy growth
  • Divide overcrowded clumps in early spring to maintain plant vigor
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Toxicity

Warning: this plant may be toxic.

Pets & Humans

Pets: ASPCA confirmed non-toxic to cats

Humans: Non-toxic to humans; edible flowers can be used as garnishes

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Garden Uses & Culture

Culture: Symbolizes modesty and faithfulness in Victorian floriography

Usage: Native pollinator support; edible flowers for culinary garnishes