Whiteflies are doubly dangerous because the fly. And the adult insects and their larvae are clearly visible, especially on the reverse side of the sheet are small white midge, clearly visible to the naked eye. Greenish larvae settle on the bottom side of leaves, suck the cell sap and leave sugary selection. The leaves appear slightly visible whitish or yellowish spots. The affected leaves curl, turn yellow and fall off. Particularly affected are begonia, fuchsia, balsam.
Control measures. Required every three days spraying insecticides (Fufaev, aktellik, Inta-vir). Pluck the affected leaves. Immediately to deal with this pest is difficult enough, sometimes it takes more than one week, as part of the insects fly away when touched or spraying. Therefore, take measures for prevention of other plants in the house, which still may not hurt, sprayed them with insecticide.