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Practical Weed Science for the Field Scout: Corn and Soybean

Violet, common blue (Viola sororia)

Perennial broadleaf

A perennial from short rhizomes with heart-shaped leaves and blue or purple flowers, most commonly 2 to 5 inches tall. Leaves arise from a basal crown and occur on long petioles. Leaves are also hairless and have rounded teeth along the margins. Common blue violet is increasing as a weed of no-till cropping systems and is also commonly found as a weed of pastures, turfgrass, and landscapes.
 

IPM1007, revised November 2009

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