About 5,000 species of aphid have been described, all included in the family Aphididae. Around 400 of these are found on food and fiber crops , and many are serious pests of agriculture and forestry , as well as an annoyance for gardeners .

2024年11月19日 · Hosing down your plants is one way to control the aphid population in your garden. How to Prevent Aphids. For fruit or shade trees, spray dormant horticultural oil to kill overwintering aphid eggs. Beneficial insects, such as ladybugs, lacewings, and parasitic wasps, will feed on aphids. Attract these insects to your garden by providing an ...

2025年2月28日 · Aphid, (family Aphididae), any of a group of sap-sucking, soft-bodied insects (order Homoptera) that are about the size of a pinhead, most species of which have a pair of tubelike projections (cornicles) on the abdomen.

Signs of severe aphid feeding are twisted and curled leaves, yellowed leaves, stunted or dead shoots and poor plant growth. Treating aphids for the health of plants is usually unnecessary. Aphids can often be managed with only non-chemical options or low risk pesticides.

2023年11月2日 · Aphids are pear-shaped, soft-bodied insects with piercing, sucking mouthparts that feed on almost any plants in the garden. If you’ve planted it, a species of aphid probably wants to eat it. They are members of the family Aphididae, which contains 4,400 species – about 250 of which are quite damaging to plants.

2024年11月21日 · Most aphid damage occurs at the tips of plants, since the insects prefer soft new growth, and signs of a heavy infestation can include any of the following.

2023年10月31日 · Understanding which type of aphid you are dealing with can help you assess potential damage and determine the best ways to resolve the problem. There are too many aphid species to discuss each in detail, so let’s look at the most common culprits in home gardens.

2024年5月16日 · "Effective natural aphid control employs an integrated approach, including introducing beneficial insect predators," says Jana McDaniel, founder of First Saturday Lime. "Ladybugs and lacewings are nature's little guardians against these sap-sucking pests."

Some, such as the cabbage aphid or wooly apple aphid, secrete a white or gray waxy substance that covers the body. Adult aphids may be winged or wingless. Two different species of aphids infesting roots.

2023年11月16日 · Aphids are also attacked by parasitic wasps, which lay eggs inside them. Parasitized aphids swell, change color, and are eventually killed by the developing wasp inside. These are referred to as "aphid mummies."