Cabbage-stem Flea Beetle - Psylliodes chrysocephala

Alternative names
Psylliodes chrysocephalus

Length 3 to 4.7 mm. A rather variable flea beetle. The elytra may vary in colour from dark blue or green through to black, though the typical form is dark metallic blue. Variety anglica is yellow to pale brown. It has the thickened thighs that are typical of flea beetles.

Identification difficulty
ID checklist (your specimen should have all of these features)
  • hind tarsus joins the tibia before the end (all Psylliodes)
  • 3.4-4.7mm, elongate oval
  • head brown
  • pronotum with only fine punctures
  • epipleura with fine hairs along front half

Feeds on plants in the Brassica family including Cabbages and Oil-seed Rape but can be found on almost any vegetation.

When to see it

April to November, but peaking August to October.

Life History

The adults chew holes in the leaves. The larvae usually mine the lower petioles, moving from ageing to healthy tissue, but will move to the stem and destroy the growing point if larval numbers are large or if the rosette is poorly developed.

UK Status

Widespread and common, particularly in the southern half of Britain.

VC55 Status

Common in Leicestershire and Rutland.

Leicestershire & Rutland Map


Yellow squares = NBN records (all known data)
Coloured circles = NatureSpot records: 2020+ | 2015-2019 | pre-2015

UK Map

Species profile

Common names
Cabbage-stem Flea Beetle, Cabbage Stem Flea Beetle
Species group:
Records on NatureSpot:
First record:
02/10/2015 (Calow, Graham)
Last record:
01/09/2023 (Nicholls, David)

Total records by month

% of records within its species group

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