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Sticker of Chickweed geometer moth
Bug card No. 0872 of 4,939

Chickweed geometer moth

Haematopis grataria
Eats: PlantsMothsGardens and meadows6 legs

The chickweed geometer is a small, pale yellow moth with pink or red bands across its wings. Unlike most moths, it flies in the daytime. When it rests with its wings spread flat, the pink bands join up across all four wings.

Lives in
All over the United States and much of Canada
Wingspan
2 to 2.5 cm (0.79 to 0.98 in)
Top speed
about 11 km/h (6.8 mph)
Flying, estimate
Can it hurt you?
Harmless
Harmless. It cannot bite or sting.
What does it eat?
Its caterpillar eats low-growing plants like chickweed, knotweed and clover.
For real!Photo of Chickweed geometer moth
Picture by Christina Butler from Georgia, United States. CC BY 2.0, via Wikimedia Commons.

How big is it?

How wide are its wings?

Chickweed geometer moth wings about 2.5 cm tip to tip (0.98 in)A grain of rice about 6 mm (0.24 in)A toy building brick about 3.2 cm (1.3 in)A crayon about 9 cm (3.5 in)
wings as wide as 4 grains of rice in a rowcould fly across a whole football pitch in 34 seconds

How big is Chickweed geometer moth compared to YOU?

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How fast is it?

cool stuff

Fun facts

1

Each front wing has a small red or pink spot in the middle.

2

The males have feathery antennae, while the females have thin, thread-like ones.

3

It flies from May to October.

4

It is the only species in its genus.

you asked

Most asked questions about Chickweed geometer moth

?Is the chickweed geometer a butterfly or a moth?

It is a moth, even though it flies in the daytime like a butterfly.

?What does the chickweed geometer caterpillar eat?

Low plants like chickweed, knotweed and clover.

For bug experts

Scientific name
Haematopis grataria
Named by
Fabricius, 1798
Group
Moths
Family
Geometridae
Classification
Insecta > Lepidoptera > Geometridae
Lives on
North America
Also known as
Chickweed geometer

Where the facts come from

  1. Haematopis (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 Christina Butler from Georgia, United States. CC BY 2.0, 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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