Woolly Aphid on Box

Between Spring and Early Summer little white, fluffy looking dots may start appearing on box hedging and topiary. These are woolly aphids, a small sap sucking insect feeding on the soft stems of box. Woolly aphids are actually black aphids who cover themselves in white, waxy secretions for protection. Infestations are rarely bad enough to cause any lasting damage to the box so rather than using chemicals, I prefer to brush the aphids off with a stiff brush. Another way to control woolly aphids is to encourage their natural predators into the garden. Ladybirds, lacewings and hoverfly larvae are excellent…