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Sticker of Red-necked longhorn beetle
Bug card No. 3587 of 4,939

Red-necked longhorn beetle

Aromia bungii
Eats: WoodBeetlesGardens and meadows6 legs

The red-necked longhorn beetle is a big shiny black beetle with a bright red neck shield and long feelers. It comes from eastern Asia. Its larvae tunnel inside fruit trees like peach, cherry, plum and apricot.

Lives in
Eastern Asia, and now also parts of Italy, Germany and Japan
Length
2.5 to 3.5 cm (0.98 to 1.4 in)
Top speed
about 0.47 km/h (0.29 mph)
On foot, estimate
Can it hurt you?
Harmless
Harmless to people, but very harmful to fruit trees.
What does it eat?
Its larvae chew tunnels under the bark and in the wood of living fruit trees.
For real!Photo of Red-necked longhorn beetle
Picture by carabus123. CC BY 4.0, via Wikimedia Commons.

How big is it?

How long is it?

Red-necked longhorn beetle about 3.5 cm long (1.4 in)A toy building brick about 3.2 cm (1.3 in)A crayon about 9 cm (3.5 in)A banana about 18 cm (7.1 in)
as long as 6 grains of rice in a rowcould run across a dinner table in 7.7 seconds

How big is Red-necked longhorn beetle compared to YOU?

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How fast is it?

cool stuff

Fun facts

1

The mother lays her eggs in cracks in the bark, mostly at the bottom of the tree.

2

Its whitish larvae can grow up to 5 centimetres long.

3

It travels to new countries hidden in wooden packing crates and in young trees from plant nurseries.

4

It was first found in Europe in 2010, near Naples in Italy.

5

In a badly hit orchard, more than half of the trees may have its larvae inside.

you asked

Most asked questions about Red-necked longhorn beetle

?Is the red-necked longhorn beetle dangerous?

Not to people, but it can badly damage and even kill fruit trees.

?What does the red-necked longhorn beetle look like?

A big beetle, 25 to 35 millimetres long, with a red neck shield and shiny black wing cases.

For bug experts

Scientific name
Aromia bungii
Named by
Faldermann, 1835
Group
Beetles
Family
Cerambycidae
Classification
Insecta > Coleoptera > Cerambycidae
Lives on
Asia, Europe

Where the facts come from

  1. Aromia bungii (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 carabus123. 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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