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Blue Woolly Aphids | Do They Exist? [Harmful or Not?]

Despite their beauty, the furry Blue Woolly Aphids are tiny dangerous bugs that suck out the life of your beloved houseplants.

Generally, pear-shaped and fuzzy Blue Woolly Aphids are not harmful to humans or animals but can cause serious damage to plants by sucking the saps. Use insecticides, neem oil, and biological or physical control methods to eliminate these sap suckers.

Although small numbers don’t cause serious harm, these aphids can be extremely dangerous if they increase in number.

So, don’t be late and go through this complete article to know the harms of Blue Woolly Aphids and get rid of them entirely.

What Do Blue Woolly Aphids Look Like?

Blue Woolly Aphids are small, round insects almost shaped like a pear and covered in white, velvety, and waxy substances.

Moreover, these 2-3 mm long insects bear bluish or greenish bodies looking due to the waxy covering on their bodies.

Blue Wolly Aphids on stems
Blue Woolly Aphids appear in clusters as a white cottony mass.

You can see these furry insects underside of the leaves, small branches, and stems as clumps of white cottony masses.

Also, if you own a vegetable garden, these insects may appear on the underside of the vegetables, fruits, and even flowers.

However, these insects are most common on trees and shrubs rather than on small delicate plants.

Are Blue Woolly Aphids Harmful?

These fuzzy are not harmful to humans, dogs, or cats as they don’t bite you or carry any human or animal diseases.

However, if your pet accidentally ingests a large quantity of this insect, stomach upset, diarrhea, and vomiting may occur.

But you need to worry if you see these aphids in your garden, as your plants aren’t safe from these pests.

It’s because these sap-sucking insects survive on the sap of the host plant they invade, causing damage to the plant parts.

Moreover, if they suck the sap from your flowers and vegetables, leaf curl, wilting, and yellowing may occur. 

The stings may also cause nasty leaf spots, and you may lose your plant in a severe attack.

Also, they help spread pathogenic diseases if they come in contact with disease-infested plants.

Also known as Blue Apple Aphids, these aphids mostly invade Apple trees but can also be found in other plants.

How To Get Rid Of Blue Woolly Aphids?

To prevent your plant from these aphids, grow plants resistant to these insects and inspect your plant regularly.

Moreover, pruning the diseased parts and watering regularly will make these aphids avoid your plants.

  • Isolate the Aphid invaded plant as soon as you notice them.
  • Spray a strong drizzle of water on the infected parts to remove the insects.
  • You can also handpick them if they are in small numbers.
  • Prune and discard the heavily infected parts.
  • Apply insecticidal soap weekly if the invasion is recurring.
  • For safer options, use neem oil and try the biological control method.

From Editorial Team

Blue Woolly Aphids and White American Blight are Almost the Same!

Don’t confuse Blue Apple Aphids differs with American blights due to the Black body color in American blights.

Actually, the color is due to the waxy coating on their body, but both insects damage your plants equally.

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