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flower buds might never open, or do so unevenly.When disturbed, the bugs quickly drop to the ground or fly away, so you'll have to be quick if you want to catch and squish them. Remove their hiding places by keeping the area under plants free of debris

on foliage.Yellow to white mottling of upper surface of leaves. Whole leaf may become puckered and turn brown at the edges.Cover a piece of stiff card with grease or contact adhesive and hold it above the infected plants while lightly brushing the foliage

of the plant, attracting black sooty mould, which inhibits photosynthesis and deprives the plant of energy.Young tender growth is vulnerable to aphid attack. These tiny insects (1mm-7mm long) are usually green or black and breed fast, smothering the plant

The distortion, known as fasciation, is a freak of nature, and often looks like several stems have been fused together. It's a rare phenomenon and does the plant no lasting harm. It can develop on a range of shrubs, flowers and perennials. The cause could be environmental, such a...