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Green Hairstreak
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Photo: Robin Somes

Green Hairstreak: Callophrys rubi


Caterpillar food plants
Gorse, Dwarf Gorse, Bird's Foot Trefoil, Rock Rose, Dyers Greenweed, Whortleberry, Buckthorn berries, Dogwood buds, Bramble, Heather

Wingspan 2-3cm. The upperside is brown and inconspicuous, but the underside is entirely green. Flight period is early April to late August. Found throughout Europe in open woods and heaths. Feeds on flowers and honeydew.
Caterpillar...Woodlouse shaped, intensely green with a pattern of whitish-yellow lines.