What should be done if there are fleas on cabbage? - briefly
Remove and discard the infested leaves, then rinse the remaining cabbage thoroughly under running water. Apply a suitable insecticide to the growing area or introduce natural predators to prevent further infestation.
What should be done if there are fleas on cabbage? - in detail
When fleas appear on cabbage, immediate action prevents spread to other produce and reduces the risk of contaminating the kitchen environment.
First, isolate the affected heads. Place them in a separate container away from other vegetables to avoid cross‑infestation.
Second, remove visible insects. Rinse each head under cold running water, gently rubbing the outer leaves. For dense foliage, submerge the cabbage in a basin of lukewarm water mixed with a few drops of mild dish soap. Agitate for 2–3 minutes, then rinse thoroughly.
Third, treat the produce. Prepare a solution of 1 % hydrogen peroxide or a commercial insecticidal soap approved for edible crops. Soak the cabbage for 5 minutes, ensuring the liquid reaches all leaf surfaces. After soaking, rinse again with clean water.
Fourth, dry the cabbage completely. Use a clean kitchen towel or a salad spinner to remove excess moisture, then store the heads in a ventilated, refrigerated container at 0–4 °C. Low temperature slows flea development.
Fifth, sanitize the work area. Disinfect countertops, cutting boards, and utensils with a 70 % ethanol solution or a diluted bleach solution (1 : 10). Dispose of the rinse water in a sealed container and discard it according to local waste regulations.
Sixth, implement preventive measures. Store cabbage in perforated bags to maintain airflow, inspect new purchases before storage, and keep the refrigerator clean of debris that could harbor insects. Rotate stock regularly so older heads are used first.
By following these steps—segregation, thorough washing, appropriate treatment, proper drying, sanitation, and prevention—fleas on cabbage are eliminated and future infestations are minimized.