Zucchini plants belong to a group of plants known as cucurbits, the. Well as squash, pumpkins, melons and watermelons These plants are all affected by many of the same pests and diseases. Zucchini plants with leaf curl problems may be suffering from a condition that the problems are caused for other vegetables. Recognize and treat the cause of the leaf curl around the garden and the vegetables to keep healthy and productive every year.
Whiteflies are tiny white pests that. At mature, resemble tiny moths Supplying it found on the undersides of the leaves of various plants, including zucchini. Whiteflies are sucking insects, which means they drain juice from the plant and cause moderate curl and yellowing, but also transfer the white fly leaf crumple virus, which caused extensive curling of the leaves of zucchini. Whiteflies can be controlled with regular pesticide sprays, but viral diseases are not curable. Remove and destroy zucchini plants which have very wavy leaves leaf crumple virus.
Aphids are small green pest insects feed on the leaves of zucchini plants. These pests feed on the sap as white flies, biting through small holes in the veins of the leaves and suck out nutrients. The young, tender leaves of zucchini plants are particularly vulnerable to damage by aphids, aphid infestations cause severe leaf curl on zucchini. Some leaves, especially new leaves may die as a result of heavy feeding on aphids. Treat aphids with a pesticide spray.
Aphids sometimes mildew spread to zucchini plants. Powdery mildew is a fungal disease that causes the leaves of zucchini plants a gray or white cover, from which the disease takes its name issue. Over time, the disease caused to curl the leaves of the zucchini plant and yellow or brown; defoliation is possible if the mildew is untreated. Using fungicide to stop the spread of fungus and prune heavily damaged leaves.
Squash leaf curl Bigeminivirus
Although the name implies, the disease only affects squash, squash and zucchini are both cucurbits, so Squash leaf curl bigeminivirus concerns zucchini as well. This disease is caused by insects that feed on the leaves of the zucchini plant, and it causes the transfer zucchini produce plant growth disorders. Severe leaf curl results. Before infection with Squash leaf curl bigeminivirus Viruses can not be treated; destroy infected plants and apply a pesticide in a healthy zucchini, to keep them from spreading the disease.