Adult and immature vegetable weevils can damage the leaves of newly set plants. Immature weevils are pale green, legless grubs with dark heads. Adult vegetable weevil. Vegetable weevil damage. Slugs, which also damage leaves, are most common in wet weather.
Slugs hide beneath the soil or in trash during the day.
Slime trails may be the best clue to their presence. Once a problem is detected, determine during a regular scouting check if the pest is still present. If the pest is still in the field, count the plants damaged within a group of 100 plants. This can be done as you walk between regular scouting stops. Counts of damaged plants should be made at several locations in the field.