Pacific West Botanicals From Planting Instructions: under Pests and Diseases White Flies One eighth inch long on underside of leaf. All ages suck plant juices there. One of top ten pest. Nature keeps population under control. Tiny wasp species are parasites of the nymphs and pupae. If sprayed with chemical insecticide, kills off natural predators, increases White Fly. Eliminate highly susceptible plants from garden . Hose off infested plants every few days, both sides of leaves and or use insecticidal soap. Also place yellow cards covered with sticky material around plants. Attracts them! Use Encarsia wasp, parasitic of white fly. Get rid of old squash plants, center yellow leaf. In cold climate, White Flies only overwinter indoors. |