Once you have done that, you will want to employ the following organic pest control methods: If you spray water on the plants early in the morning for several days consecutively, you are sure to eliminate multiple generations of these quickly multiplying pests. Once you see any of these common and frustrating tomato pests on your plants, you want to take immediate action.įor starters, spray the affected areas with a strong stream of water to dislodge these insects. Then they feed for three weeks before a new generation of moths emerge. In the summer, the hornworms emerge from their eggs in about four days. The moths lay their eggs on the underside of the tomato leaves at dusk with each moth laying one to five eggs per visit. They feed on the surface instead of boring into the developing tomato, so the fruit looks like ir has large open scars – or bitemarks – on it. Tomato hornworms strip the leaves from tomato plants and also feed on green tomatoes. The moths lay their eggs close to tomato stems with green fruit, and approximately a week later, you have a tomato fruit worm problem. They are actually moth larvae that bore into tomato fruit to feed. Yellow-white spots beneath the skin of ripened fruit are a common sign of stink bug damage to your crops.Īlso known as the corn earworm, these pink, green or brown insects with light striping grow to nearly 2 inches long. When they attack your tomatoes, your plants are weakened and young fruit may form improperly as a result. Youths are basically just smaller versions of the adult stink bug. Regardless of their age, stink bugs look exactly the same with an easily recognized shield-shaped body.Īdults can be black, brown or green, and either with or without markings. True to their name, stink bugs let off a very foul odor if threatened or squashed.īoth nymphs and adults damage your tomatoes by sucking their sap and attacking the fruit.
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