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Sticker of Sumac gall aphid
Bug card No. 4229 of 4,939

Sumac gall aphid

Melaphis rhois
Eats: PlantsTrue bugs and cicadasGardens and meadows6 legs

The sumac gall aphid is a tiny woolly aphid that builds a home out of a leaf. It makes the leaf of a sumac bush grow a little pouch around it. Inside the pouch, a whole family of aphids lives safe and snug.

Lives in
Eastern North America, on staghorn and smooth sumac bushes
Top speed
about 0.01 km/h (0.01 mph)
On foot, estimate
Can it hurt you?
Harmless
Harmless. It does not bite or sting, and it does not even hurt the sumac bush much.
What does it eat?
It sucks sap from sumac leaves. Some of the family spend part of the year on moss instead.
For real!Photo of Sumac gall aphid
Picture by Verne Equinox. CC BY 4.0, via Wikimedia Commons.

How fast is it?

cool stuff

Fun facts

1

The pouch is called a gall. It is sometimes red, so people call it a red pouch gall.

2

In late summer, winged females leave the pouch and fly to moss, where they start new families.

3

Fossils show that aphids like it have been switching between plants for about 48 million years.

you asked

Most asked questions about Sumac gall aphid

?Do sumac gall aphids hurt the plant?

No. Scientists say the galls hardly harm the sumac at all.

?What is the red pouch on a sumac leaf?

It is a gall, a little home that the leaf grows around a sumac gall aphid and its family.

For bug experts

Scientific name
Melaphis rhois
Named by
Fitch, 1866
Group
True bugs and cicadas
Family
Aphididae
Classification
Insecta > Hemiptera > Aphididae
Lives on
North America
Also known as
Staghorn sumac aphid

Where the facts come from

  1. Melaphis rhois (Wikipedia, CC BY-SA 4.0): what it looks like, where it lives, what it eats, sizes and fun facts, retold in simple words.
  2. Picture by Verne Equinox. CC BY 4.0, Wikimedia Commons. The sticker of this bug is drawn from this picture.

If we got something wrong, sorry, we are bug fans, not a science journal. Tell us at [email protected] and we will fix it.

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