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Sticker of Palm moth
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Palm moth

Paysandisia archon
Eats: PlantsMothsGardens and meadows6 legs

The palm moth is a very big moth that flies in the daytime and looks like a butterfly. Its front wings are dark green-brown, and its back wings are bright red with black and white spots. It comes from South America, but its larvae now eat palm trees in Europe.

Lives in
Uruguay and Argentina, and now the Mediterranean coast of Europe
Wingspan
9 to 11 cm (3.5 to 4.3 in)
Top speed
about 23 km/h (14 mph)
Flying, estimate
Can it hurt you?
Harmless
Harmless to people, but it can kill palm trees.
What does it eat?
Its whitish larvae tunnel inside the stems and trunks of palm trees and eat them from the inside.
For real!Photo of Palm moth
Picture by Didier Descouens. CC BY-SA 4.0, via Wikimedia Commons.

How big is it?

How wide are its wings?

Palm moth wings about 11 cm tip to tip (4.3 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 your handcould fly across a whole football pitch in 16 seconds

How big is Palm moth compared to YOU?

Just maths in your browser. Nothing is saved or sent anywhere.

How fast is it?

cool stuff

Fun facts

1

It arrived in southern France in the 1990s, probably hidden in palm trees brought from Argentina.

2

In the Russian city of Sochi it harmed more than 200 palm trees in two years.

3

At home in South America it does little harm, but in Europe it is a big problem for palms.

4

Its feelers have little clubs at the tips, like a butterfly's.

5

The caterpillar builds its cocoon from palm fibres inside its tunnel.

you asked

Most asked questions about Palm moth

?Is the palm moth a butterfly?

No, it is a moth, but it flies by day and has clubbed feelers, so it is easy to mistake for a butterfly.

?Why is the palm moth a problem?

Its larvae eat palm trees from the inside and can kill them.

For bug experts

Scientific name
Paysandisia archon
Named by
Burmeister, 1879
Group
Moths
Family
Castniidae
Classification
Insecta > Lepidoptera > Castniidae
Lives on
South America, Europe

Where the facts come from

  1. Paysandisia archon (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 Didier Descouens. CC BY-SA 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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