Taxonomy
- Polyphaga
- Chrysomeloidea
- Chrysomelidae
- Phaedon
- Phaedon armoraciae
Images
Source: Lech Borowiec
Description
Size: 3.5-4.7mm
Basic colour: Deep blue.
Pattern colour: None
Number of spots: None
Pronotoum: As basic colour
Leg colour: As basic colour
Confusion species: Phaedon cochleariae
Basic colour: Deep blue.
Pattern colour: None
Number of spots: None
Pronotoum: As basic colour
Leg colour: As basic colour
Confusion species: Phaedon cochleariae
Biology
Status: Common and widespread.
Habitat: Various, especially near water, but also a range of drier locations.
Host plant: Various water plants
Overwintering: Adults hibernate from December to April.
Food: Leaves of host plants (larvae possibly only on Brooklime).
Other notes: Similar to P. cochleariae, but has elytra with a short longitudinal impression along the basal part of the 5th stria (not present in P. cochleariae).
Habitat: Various, especially near water, but also a range of drier locations.
Host plant: Various water plants
Overwintering: Adults hibernate from December to April.
Food: Leaves of host plants (larvae possibly only on Brooklime).
Other notes: Similar to P. cochleariae, but has elytra with a short longitudinal impression along the basal part of the 5th stria (not present in P. cochleariae).