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An aphid infestation can ruin a garden. Learn what causes aphids and how to identify, kill, and control them naturally for healthy plants with no aphid holes.
The removal of sap creates a lack of vigor in the plant, and aphid saliva is toxic to plants. Aphids frequently transmit plant viruses to their hosts, such as to potatoes, cereals, sugarbeets, and citrus plants. [29] There are two types of virus transmission between plant-aphid interactions: non-circulative transmission and circulative ...
These aphids are also the vectors of about 30 plant viruses, mostly of the nonpersistent variety. The aphids may not be the original source of infection, but are instrumental in spreading the virus through the crop. [9] Various chemical treatments are available to kill the aphids and organic growers can use a solution of soft soap. [12]
Crops differ in their susceptibility to green peach aphid, but it is actively growing plants, or the youngest plant tissue, that most often harbors large aphid populations. [11] Once the aphids have established colonies, some redistribution may occur throughout the progress of the infestation, and before overcrowding obscures preferences.
Basil and other strongly scented herbs naturally repel thrips, while flowering plants, like yarrow, dill, and parsley, attract ladybugs and other thrip predators. Growing these plant companions ...
Aphids can also transmit viruses and allow sooty mold to take hold. When the population becomes too large, an aphid might grow wings and fly away to find a fresh host plant.
repels aphids, Colorado potato beetle, and spider mites [3] Cosmos: repel the corn earworm: Crown imperial: repel rabbits, mice, moles, voles and ground squirrels [6] Dahlias: repel nematodes [2] Dill: repels aphids, squash bugs, spider mites, [2] the cabbage looper, and the Small White [3] Epazote: repels spider mites, [7] thrips, aphids, and ...
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