Photo © Mike Wall

Grass Emerald

Pseudoterpna pruinata

Checklist Number
70.297 [B&F: 1665]

Verification
Record will be accepted (subject to date and location checks)

Classification

Family:Geometridae
Subfamily:Geometrinae
Genus:Pseudoterpna
Species:pruinata
Authority:(Hufnagel, 1767)

Common on heathland, moorland, open woodland, scrub, shingle beaches, gravel pits, roadside verges and embankments throughout much of the British Isles. In Hampshire and on the Isle of Wight found mainly on damp heathland in the New Forest and north-east Hampshire, also along the coast and in the west and south-east of the Island; fairly common in these areas, but a rare wanderer elsewhere. Wingspan 35-40 mm. The only similar species is Jersey Emerald P. coronillaria, which occurs only on Jersey and which see for differences. Larva feeds on Gorse, Broom and Petty Whin.

The abundance in each month is indicated as follows:

No records
Very occasional
Irregular
Uncommon
Off-peak, but not unusual
Off-peak, but not unusual
Main flight time
J F M A M J J A S O N D
Adult
Larval

Records by week (adult)

Records by week (larval)