Sweet Blue Violet Viola odorata
Other Common Name(s):
Previously known as:
- Viola wiedemannii
- Phonetic Spelling
- vy-OH-la oh-dor-AY-tuh
- Description
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Sweet Violet is native to Europe. It has edible flowers and also a sweet, perfumed flavor. They hail from a time when fragrance was utmost when choosing plants for a garden. The fragrance of Sweet Violet is regarded as one of the most beautiful aromas in the plant kingdom. The scent has found its way into perfumes.
Having no stem, the flowers and leaves rise directly from long, horizontal, runners. These runners or stolons have thin roots at the nodes. The leaves are all basal, heart shaped with rounded lobes at the base. They have teeth around the edges. The tips of the lower leaves are more rounded, while the upper leaves are more tapering to a blunt tip.
Flowering takes place in the spring, however, it develops unopened and self-pollinating closed flowers later in the summer months. The pollinated flowers form capsule fruits that hang down near the ground surface. The capsules open at ground lever or just under the soil. Attracting ants, the oily outer portion of the capsules are taken and devoured by the ants. What is left behind are the seeds that had been in the capsule. Perhaps in a location where it can develop.
It is not typically found in contemporary gardens. However, it can still be found in old forgotten or neglected gardens. It flourishes in shady, mossy lawns, so these old gardens that are left unattended are the perfect location.
Both the leaves and flowers are edible. They can be candied or eaten fresh. Both leaves and flowers can be added to salads, and used to embellish desserts and iced drinks. Leaves can be cooked like spinach.
For a showy spring appearance, cut runners and prune spindly growth in the late fall.
Insects, Diseases, and Other Plant Problems: Pests affecting this plant include slugs, snails, and red spider mite. It is susceptible to violet gall midge, pansy leaf spot and powder mildew.
Its natural spreading habit can become weedy in some situations.
- See this plant in the following landscape:
- Cultivars / Varieties:
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- 'Alba'
White blooms - 'Clive Groves'
Deep purple blooms - 'Queen Charlotte'
Can spread up to 2' - 'Rosina'
Rose colored blooms
- 'Alba'
- 'Alba', 'Clive Groves', 'Queen Charlotte', 'Rosina'
- Tags:
- Cultivars / Varieties:
-
- 'Alba'
White blooms - 'Clive Groves'
Deep purple blooms - 'Queen Charlotte'
Can spread up to 2' - 'Rosina'
Rose colored blooms
- 'Alba'
- 'Alba', 'Clive Groves', 'Queen Charlotte', 'Rosina'
- Tags:
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Attributes:
- Genus:
- Viola
- Species:
- odorata
- Family:
- Violaceae
- Life Cycle:
- Perennial
- Recommended Propagation Strategy:
- Division
- Seed
- Country Or Region Of Origin:
- Europe
- Wildlife Value:
- This plant supports Fritillary butterfly larvae. Ants feed on the oily white appendage.
- Play Value:
- Attractive Flowers
- Easy to Grow
- Fragrance
- Wildlife Food Source
- Edibility:
- Leaves and flowers can be eaten.
- Dimensions:
- Height: 0 ft. 4 in. - 0 ft. 6 in.
- Width: 0 ft. 4 in. - 0 ft. 6 in.
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Whole Plant Traits:
- Plant Type:
- Edible
- Ground Cover
- Herbaceous Perennial
- Habit/Form:
- Clumping
- Creeping
- Horizontal
- Mounding
- Prostrate
- Spreading
- Growth Rate:
- Rapid
- Maintenance:
- Low
- Texture:
- Medium
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Cultural Conditions:
- Light:
- Full sun (6 or more hours of direct sunlight a day)
- Partial Shade (Direct sunlight only part of the day, 2-6 hours)
- Soil Texture:
- Clay
- Loam (Silt)
- Sand
- Soil pH:
- Acid (<6.0)
- Alkaline (>8.0)
- Neutral (6.0-8.0)
- Soil Drainage:
- Good Drainage
- Moist
- Occasionally Dry
- Occasionally Wet
- Available Space To Plant:
- 12 inches-3 feet
- NC Region:
- Coastal
- Mountains
- Piedmont
- USDA Plant Hardiness Zone:
- 4a, 4b, 5a, 5b, 6a, 6b, 7a, 7b, 8a, 8b, 9a, 9b
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Fruit:
- Fruit Color:
- Purple/Lavender
- Fruit Type:
- Capsule
- Fruit Length:
- < 1 inch
- Fruit Description:
- The 1/4" capsule is light purple, with short hairs.
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Flowers:
- Flower Color:
- Blue
- Purple/Lavender
- Flower Inflorescence:
- Solitary
- Flower Value To Gardener:
- Edible
- Fragrant
- Showy
- Flower Bloom Time:
- Spring
- Flower Petals:
- 4-5 petals/rays
- Flower Size:
- < 1 inch
- Flower Description:
- The 1/2" flowers are typically dark blue or purple. Variations including lilac, rose or white are also available. Having 5 petals, the lowest petal is larger than the others and have a spur.
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Leaves:
- Leaf Color:
- Green
- Leaf Feel:
- Smooth
- Leaf Value To Gardener:
- Edible
- Showy
- Leaf Shape:
- Cordate
- Leaf Margin:
- Crenate
- Hairs Present:
- Yes
- Leaf Length:
- 1-3 inches
- Leaf Width:
- 1-3 inches
- Leaf Description:
- The dark green heart shaped basal leaves are quite showy. They form a basal rosette. Sparsely haired. Often wrinkled on the upper leaf surface.
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Stem:
- Stem Is Aromatic:
- No
- Stem Description:
- Stem typically leafless with scale-like bracts halfway or above.
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Landscape:
- Landscape Location:
- Container
- Patio
- Pool/Hardscape
- Woodland
- Landscape Theme:
- Butterfly Garden
- Cottage Garden
- Cutting Garden
- Edible Garden
- Pollinator Garden
- Rock Garden
- Shade Garden
- Design Feature:
- Border
- Mass Planting
- Small groups
- Attracts:
- Butterflies
- Pollinators
- Resistance To Challenges:
- Deer
- Rabbits