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the aphids overnight. Small clusters of aphids can be squished with your fingers or washed off with a strong jet of water.Thiacloprid will deal with aphids, but check the label carefully if you're using it on edible crops.peppers, indoor and greenhouse

the problem long-term but deals with the aphids in the short-term.Spray the tree with thiacloprid the moment you spot any aphids. Small numbers are far more easily tackled than large, rapidly multiplying infestations.apples, crab apples, cotoneaster, hawthorn

aphids - if you intend to use them on edible crops, make sure you follow the instructions carefully. Thiacloprid is found in systemic products, which are absorbed by the plants, before being taken up by the aphids.most plantsspring to autumn

.Minor attacks can be tackled by promptly removing all affected leaves. Also, destroy any that fall on the ground, as these can still carry the eggs or adults.Significant attacks are best tackled by spraying the plant with thiacloprid, a systemic insecticide

of yellow-green or red.If the symptoms were evident last summer, in winter get rid of the eggs by spraying plants with an enzyme wash, which will quickly dissolve them.In spring, spray plants with the systemic insecticide thiacloprid or pyrethrum to kill

The horse chestnut scale insect was first found in the UK in the late 1960s, having come over from southern Europe. It is now widespread and common in the south of the UK and Ireland, and is spreading northwards. Mature, adult horse chestnut scale insects are up to 5mm long and c...

and squish them. You could also spray with organic pesticides based on pyrethrum in spring and summer.Again, there's no real need to control the beetle, but you can kill them by spraying with a bug spray that contains thiacloprid.mint, pennyroyal

The sap-feeding scale insect Unaspis euonymi is particularly attracted to Euonymus japonica, although it will feast on other evergreen euonymus too. The white males congregate on the leaves, but the brownish-black females live on the bark, making them hard to spot. Large numbers ...

one edge. Brush the clean edge of the card over the top of your plants - when the beetles hop into the air they'll stick to the grease. Repeat as necessary.Use pyrethrum chemical controls, or spray seedling brassicas with a thiacloprid insecticide

Scarlet beetles (6mm - 8mm long) with black heads eat the leaves, flowers and seedpods of lilies and other members of the lily family. Don't mistake them for ladybirds. Between April and September the beetles lay eggs on the undersides of leaves. After a week they hatch into redd...