Thrips

Thrips are one of the most annoying and most difficult to control of insects. Though they do not cause damage on turfgrass, they are frequent problems on ornamentals, where they attack the leaves and flowers of plants that range in size from roses to large fruit trees. Thrips can cause several types of damage. Leaves can become discolored and can prematurely drop, and some thrips cause severe distortions to the leaves and⁄or the formation of galls. In other cases, leaves…