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Sticker of Red chestnut
Bug card No. 3501 of 4,939

Red chestnut

Cerastis rubricosa
Eats: PlantsMothsGardens and meadows6 legs

The red chestnut is a reddish-brown moth that comes out early in spring. Its front wings are red brown mixed with grey, and its back wings are grey. It lives across Europe and Asia, all the way to Japan.

Lives in
Most of Europe and east across Asia to Japan, from just north of the Arctic Circle to the Mediterranean
Wingspan
3.2 to 3.8 cm (1.3 to 1.5 in)
Top speed
about 14 km/h (8.7 mph)
Flying, estimate
Can it hurt you?
Harmless
Harmless. It is a moth that cannot bite or sting.
What does it eat?
The caterpillars eat leaves of many low plants, such as woodrushes, bird's-foot trefoil, speedwell, yellow rattle and even orchids.
For real!Photo of Red chestnut
Picture by Myself. CC BY 3.0, via Wikimedia Commons.

How big is it?

How wide are its wings?

Red chestnut wings about 3.8 cm tip to tip (1.5 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)
wings as wide as 6 grains of rice in a rowcould fly across a whole football pitch in 27 seconds

How big is Red chestnut compared to YOU?

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How fast is it?

cool stuff

Fun facts

1

Its wings are 32 to 38 millimetres from tip to tip.

2

It is one of the early moths of the year and flies from March to May.

3

In the far north it lives just past the Arctic Circle.

4

Not all red chestnuts look the same. In Britain most are almost all reddish, with pink edges on the wings.

you asked

Most asked questions about Red chestnut

?When can you see the red chestnut?

In spring, from March to May.

?What does the red chestnut eat?

Its caterpillars eat low plants like woodrushes, bird's-foot trefoil and speedwell.

For bug experts

Scientific name
Cerastis rubricosa
Named by
Denis & Schiffermüller, 1775
Group
Moths
Family
Noctuidae
Classification
Insecta > Lepidoptera > Noctuidae
Lives on
Europe, Asia

Where the facts come from

  1. Cerastis rubricosa (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 Myself. CC BY 3.0, 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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