Plant trap crops, like dill or borage, that attract moths to lure them away from your tomatoes, recommends Singh.

Affected tomato fruit have a round, dark brown, dry, sunken area at the bottom of the fruit, right around where the blossom fell off. Several factors may cause blossom end rot.

Treatment: Spray your tomato plants with a sharp stream of water a few days in a row to dislodge the insects, says Duford. "If populations remain, spray the plant with insecticidal soap or neem oil." ...

Affected tomato fruit have a round, dark brown, dry, sunken area at the bottom of the fruit, right around where the blossom fell off. Several factors may cause blossom end rot.