Use row covers to deter carrot rust flies which lay eggs at the….

Base of carrot plants. Their larvae feed on roots. Carrots planted after late spring and harvested before late summer often escape carrot rust fly damage without protection. When used before planting, parasitic nematodes can help to prevent and control problems with root knot nematodes, carrot weevils, carrot rust flies, wireworms, and other pests. Rotate carrot plantings to avoid bacterial diseases.