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Sticker of Scarlet lily beetle
Bug card No. 1197 of 1,500

Scarlet lily beetle

Lilioceris lilii
Eats: PlantsBeetlesGardens and meadows6 legs

The scarlet lily beetle is a small beetle with shiny bright red wing cases and a black head, legs and belly. It loves lilies so much that it munches their leaves, buds and flowers. Gardeners who grow lilies keep a close eye out for it.

Lives in
Europe, Asia and North Africa, and now also North America, in gardens with lilies
Length
6 to 9 mm (0.24 to 0.35 in)
Top speed
about 0.39 km/h (0.24 mph)
On foot, estimate
Can it hurt you?
Harmless
Harmless to people. It only hurts lily plants.
What does it eat?
It eats the leaves, stems, buds and flowers of lilies and their relatives. Its larvae are even hungrier than the grown-ups.
For real!Photo of Scarlet lily beetle
Picture by Charles J. Sharp. CC BY-SA 4.0, via Wikimedia Commons.

How big is it?

How long is it?

Scarlet lily beetle about 9 mm long (0.35 in)A grain of rice about 6 mm (0.24 in)A toy building brick about 3.2 cm (1.3 in)
small enough to sit on your fingernailas long as 1.5 grains of rice in a rowcould run across a dinner table in 9.2 seconds

How big is Scarlet lily beetle compared to YOU?

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How fast is it?

cool stuff

Fun facts

1

When it is scared, it plays dead. It folds up its legs and drops to the ground with its black belly up, so it is hard to see.

2

It can squeak by rubbing two parts of its body together. The sound may startle a hungry bird.

3

Its larvae cover themselves with their own sticky brown poo. It works like a shield against the sun and enemies.

4

One female can lay up to 450 eggs in a single season.

5

People sometimes mix it up with a ladybird without spots, but it is slimmer.

you asked

Most asked questions about Scarlet lily beetle

?What does the scarlet lily beetle eat?

Lilies and their relatives. Both the beetles and their larvae chew the leaves, buds and flowers.

?Is the scarlet lily beetle dangerous?

No, it is harmless to people. It is only a problem for lily plants in the garden.

?How big is a scarlet lily beetle?

It is about 6 to 9 millimetres long, a bit smaller than your little fingernail.

For bug experts

Scientific name
Lilioceris lilii
Group
Beetles
Family
Chrysomelidae
Classification
Insecta > Coleoptera > Chrysomelidae
Lives on
Europe, Asia, Africa, North America
Also known as
Red lily beetle, Lily leaf beetle

Where the facts come from

  1. Scarlet lily beetle (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 Charles J. Sharp. CC BY-SA 4.0, Wikimedia Commons. The round sticker of this bug is cut from the same 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.

More from the same group: Beetles

Also at home here: Gardens and meadows