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White woolly spot on the stems?
wooly aphids
Can woolly aphids cause allergic reactions such as hives?
Yes, woolly aphids can cause allergic reactions such as hives. The bacteria- and sap-sipping insects in question (Eriosomatinae subfamily) may transmit irritating substances when they come into contact with human skin.
Cotton wool like substance growing on your apple tree what is it?
It is likely woolly apple aphids.
What do woolly aphids look like?
Fluffy, wool-like white wax over blue- or green-colored, one-fourth inch- (0.64-centimeter-) diameter insect bodies is the look of woolly aphids. The insects in question (Aphidoidea superfamily) prey upon nutrient-rich xylem and sugar-rich phloem, as expected of a plant sap-sucking aphid, but by way of the bark instead of the foliage. The waxy look vanishes when woolly aphids overwinter in bark cracks and crevices.
Why is the ladybug harmful?
Ladybug beetles are certainly not harmful. They are beneficial to farmers because they eat many aphids that would otherwise damage crops. They don't even bite people.
Why are ladybugs not harmful?
Because they are "helpful" to gardeners, they keep aphids under control.
What are some harmful insects?
Onespotted Stink Bugs, Thrips, Mosquitos, Aphids, and Sawflies.
Why aphids are harmful?
because the can kill plants by sucking the sap and vector plant viruses and diseases
How controlling some animal harmful animals?
By eating them, mostly. For example, a ladybug can eat hundreds of aphids a day, thereby saving the plant from being sucked dry by the aphids.
Are aphids harmful?
Yes, aphids are harmful. The insects in question (Aphidoidea superfamily) extract internal, vital saps from edible, ornamental, and woody plants while simultaneously disfiguring foliar surfaces, reducing marketability and usability, and vectoring viral diseases.
Is Aphids are pests an opinion?
Yes it Is an opinion. Some people might think aphids are pests
What kind of insect has a pale red body and is extremely small?
it is probably an aphid.ladybugs eat them because aphids are extremely harmful to plants.
