Entoma
22-spot ladybird, Psyllobora vigintiduopunctata, plate

Ladybirds

Psyllobora vigintiduopunctata

22-spot ladybird

Unlike almost every other ladybird, it eats mildew rather than aphids, grazing fungal growth straight off leaf surfaces.

WhereGrassland, roadside verges, low vegetation
Size3 to 4.5 mm body length
WhenApril to October

A very small, rounded ladybird with lemon yellow wing cases marked by up to 22 black spots.

Both adults and larvae graze on powdery mildew on low plants, and adults overwinter among leaf litter or tussocky grass rather than in large clusters.

Traits

Habitat

Grassland

Colour

Yellow, Black

Active

Day

To people

Harmless

Activity through the year

Often confused with

Orange ladybirdOpen entry ›
Halyzia sedecimguttata

Orange ladybird is larger, around 6 mm, with an orange background colour and pale cream spots, rather than yellow with black spots.

Questions

Is the 22-spot ladybird dangerous to people?

The 22-spot ladybird is harmless to people.

When can you see the 22-spot ladybird?

The 22-spot ladybird can be seen from April to October, by day.

Plate retouched from a photo by Gilles San Martin, CC BY‑SA 4.0, Wikimedia Commons Licence

The plate on this page is shared under the same licence as its source, CC BY-SA.

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Beetles›Ladybirds›Psyllobora

Last updated 2026-09-26. Every entry is checked against published sources.