8/15/2023 0 Comments Download green horned tomato worm![]() Here are six ways you can keep tomato hornworms from decimating your garden.įirst line of defense is tilling-spring, fall and every few weeks in between. For approximately the next 20 days, your garden is at risk of their voracious appetites. Two to eight days after the moth deposits her spherical, greenish-white eggs primarily on the lower surface of foliage, 1/2-inch-long larvae hatch out. Hornworms can produce between two and four generations per growing season, depending on the region. ![]() The horns of these pests intimidate predators, but aren’t dangerous. Although tomatoes are their main target, peppers, eggplants, potatoes, and related weeds, such as henbane, jimson weed and nightshade, can also fall prey to them. These big babies feed only on solanaceous plants, aka the nightshade family. Tomato hornworms ( Manduca quinquemaculata)-and their orange-horned cousin the tobacco hornworm ( Manduca sexta)-can strip leaves and blooms in record time and munch on fruits, as well. The culprit? It’s 4 inches long, green as grass, sporting eight V-shaped white marks down each side and a blue-black “horn” on one end: the tomato hornworm, the larval stage of the sphinx moth, also known as a hummingbird or hawk moth. ![]() ![]() You find “frass” (larval droppings) on neighboring leaves and on the ground. Something is eating your tomato plants, stripping leaves until only stems remain. ![]()
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