Viola sororia

Common Blue Violet

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Common Name: 

Common Blue Violet

Sun (From 0 to 5): 

Water (From 0 to 5): 

Maximum temperature: 

40°C

Minimum temperature: 

7°C

Common Blue Violet (Viola sororia) - Description

Viola sororia, known commonly as the Common Blue Violet, is a stemless herbaceous perennial plant that is native to eastern North America. It is known by a number of common names including; Common Meadow Violet, Purple Violet, Woolly Blue Violet, Hooded Violet and Wood Violet. It is the state flower of Illinois, Rhode Island, New Jersey, and Wisconsin. Self-seeding freely, in lawns and gardens it can become a weed. Cleistogamous seed heads may also appear on short stems late summer, early autumn.

Common Blue Violet (Viola sororia) - Blooming

In colder climates, Violas are valuable for spring to summer color. In more mild climates, Violas provide color in winter as well. Deadhead plant to promote blooming.

Common Blue Violet (Viola sororia) - Growth

Anuuals, biennials, evergreen, semi-evergreen, deciduos perennials and some deciduous subshrubs. Violas can withstand full sun to partial shade with few exceptions. Violas make great bedding plants, but excel in containers as well. Plants can exhibit weed-like behavior. Self-seeding occurs at fairly high rates.

Common Blue Violet (Viola sororia) - Planting

In cold climates, Violas can be sown indoors during the winter for spring bloom. In warmer climates, plugs should be planted in fall for flowering from winter to spring.

Common Blue Violet (Viola sororia) - Pest

Slugs, snails, aphids, and violet leaf midge. Viola is also vulnerable to powdery mildew, crown and root rot, rust, gray mold, spot anthracnose, fungal leaf spots, downy mildew, and mosaic viruses.

Common Blue Violet (Viola sororia) - Interesting facts

Viola is found worldwide. There are around 500 known species.

Common Blue Violet (Viola sororia) - Soil and irrigation

Does best in rich, well-draining soil that is kept moist. Plants grown in a rock garden prefer poor to moderately rich, gritty soil with excellent drainage. In an alpine house, the soil should be composed of equal amounts of loam, leaf mold, and grit (or tufa chips).

Viola sororia - Common Blue Violet - Photos