Insects & Pests Please Note: For insects, pests & diseases on plants please go to plant category Question: What can I do about cicadas? They are so loud some years?
Periodic cicadas are distributed widely throughout the United States. The annual cicadas are present in summer, but the periodic species have long life cycles. A mature annual species is over two inches long, with a brown-black body, ornamented with clear wings that have green veins. Eyes are red to brown and quite large. There are six species of periodic cicadas in the United States. Three with a 17-year life cycle and three with a 13-year life cycle. When all life cycle coincide the male mating sounds can be deafening. Damage is caused by egg laying or ovipostiting females in twigs and branches of trees and shrubs. Branches having a diameter slightly larger than a pencil are preferred. A series of wounds are made in which eggs are laid. Weakened branches can break off or become permanently scarred and abnormal. Over 500 eggs can be deposited by one female. Nymphal cicadas hatch and then drop to the ground, burrow in to the soil, and feed on root sap. Depending on the species they wil
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