So similar to Lead Belle they are easily confused. In the July Belle the central forewing spot is usually smaller, rounder and usually closer to the second cross-line.
The caterpillars can be found from September to the following May overwintering as larvae before they pupate in a cocoon among plant debris.
Size and Family
- Family – Carpets, pugs and allies (Geometridae)
- Medium Sized
- Wingspan Range – 30-38mm
- UK BAP: Not listed
Caterpillar Food Plants
Dyer’s Greenweed (Genista tinctoria), Gorse (Ulex europaeus) and Petty Whin (Genista anglica).
A variety of open, scrubby places including heathland and moorland, downland, open woodland and shingle beaches.
- Countries – England, Wales, Scotland and Ireland
- Common. Locally distributed throughout Britain and Ireland. Very local on the Isle of Man.