Swede Midge identification

Organic Control Profile

Swede Midge

Contarinia nasturtii

12
Plants Affected
2
Natural Enemies
5
Control Strategies

Swede Midge is a tiny fly that infests swede and other brassicas, where its larvae feed within plant tissues, causing distortion, curling, and stunted growth.

These minute flies are barely visible to the naked eye. Their larvae tunnel within leaves and stems, leading to deformed and weakened plants.

More identification photos — verified field observations

Organic Control Methods

Prevention

Monitor brassica crops closely and maintain healthy plants with balanced watering and fertilization.

Biological Controls

Introduce parasitic wasps and predatory insects that specialize in midge larvae control.

Cultural Practices

Practice crop rotation and interplant with repellent species to disrupt the midge lifecycle.

Mechanical & Physical

Use fine mesh netting to protect crops during high-risk periods and remove infested tissues promptly.

Organic Sprays

Apply insecticidal soap or neem oil early in the infestation to curb larval development.

Natural Enemies

Plants Affected — 12 in Database