Aphids are common plant pests affecting all types of plants including trees and shrubs. Aphids feed on the plant sap produced by the plant leaves. They excrete a sugary, sticky, “honeydew” which covers leaves, tree limbs and trunks and anything under the infested tree or shrub. Trees and shrubs with a high infestation of aphids … Continue reading Sooty Mold: Common Pests – Aphids, Scale & Whitefly