Cabbage aphids, Brevicoryne brassicae, Linnaeus colony (or cluster) on a cabbage stem. For successful chemical control of cabbage aphid, treatment must begin early, before infestations become severe. Alternatively, try mixing a few drops of mild soap with some water and wipe this mixture onto infested plants using a rag or paper towel. Cabbage Aphids. Destroy old stalks of cabbage as soon as the crop is harvested to help prevent destructive outbreaks of these aphids. To control aphids, try sprinkling a fine layer of flour onto the affected plants, which will constipate and kill the aphids without harming other insects. Because it does not cause the leaves to roll back, it is easier to control. The cabbage aphid is of agricultural concern because it is a vector of at least 20 viral pathogens that can cause diseases in crucifers and citrus. Aphids will feed on a wide variety of plants, and are especially drawn to tender new growth. Believe it or not, one of the easiest ways to quickly control aphids is to simply spray plants with a powerful stream of water. It is often found on the lower leaves before spreading all over the plant. Monitoring & Thresholds. Beneficial Insects To The Rescue! Cabbage aphids are light green with a waxy, grayish coating. Cabbage aphids prefer young plant tissue—they are often found in growing tips and in Brussels sprout buds. However, mealy cabbage aphid does not fly up in a white cloud when disturbed. Cabbage aphids have many natural enemies and these can sometimes control low populations; however, short crop life, use of pesticides for other pests, the tendency for the aphids to be deep within the head, and various other factors make it difficult for natural enemies to keep rapidly rising aphid populations from reaching economic levels. For large size cabbages, spray down into crevices between outside large leaves and the cabbage head. 4 Simple Ways To Control Aphids Naturally Water Spray. It is also more likely to be prevalent in the warmer months. Some aphids are darker colors, like brown. Cabbage Maggots What plants are aphids attracted to? Frogs like to eat aphids as well as a number of other pest insects such as squash bugs, cabbage worms, and cabbage loopers. False cabbage aphid This aphid is greenish rather than grey and lacks the waxy coating of the true cabbage aphid. Fecal matter on cabbage leaf and a cabbage worm. For example, some species include bean aphids, cabbage aphids, potato aphids, green peach aphids, melon aphids, and woolly apple aphids. You’ll find cabbage aphids on the undersides of leaves where they suck the sap from your cabbage. One of the most popular ways to eliminate aphids from an environmental standpoint is to make sure their natural predators are widespread in your garden. Like other aphids, cabbage aphids have long antenna and pear shaped bodies. They can infest everything from ornamental shrubs and fruit trees to various vegetable crops.In terms of veggies, they seem favor the brassica family including kale, collard greens, broccoli, brussels sprouts, cauliflower, and cabbage. Other symptoms to look out for include: Dense colonies of greyish-white aphids, up to 2.5 mm long, clustered on the underside of leaves and on the growing points; The leaves develop a whitish-yellow discolouration where the aphids … Aphids are extremely frail, and a steady blast of water quickly knocks them off of plants. The leaves may wrinkle, curl, or cup, and cabbage heads may be stunted. Garlic Spray can also help to control aphids, leaf hoppers, cabbage loopers, earwigs, squash bugs and whiteflies. The cabbage looper (Trichoplusia ni) is a very destructive and difficult-to-control pest of cabbage and other cole crops. 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