Wildlife

Wild Peacock Butterfly Welfare

Peacock butterflies are among the UK's most familiar species, with welfare shaped by nettle availability for larvae and hibernation site quality.

Key Facts

Peacock larvae feed exclusively on common nettles in sunny sheltered locations
Adults hibernate in cool dark buildings, hollow trees, and log piles
Spring emergence depends on ambient temperature warming in late winter
Garden nettles in sunny positions are the most important welfare resource
Insecticide drift from agricultural land kills both larvae and adults

Welfare Considerations

Peacock larvae on nettle plants exposed to insecticide drift die from toxic exposure. Adults hibernating in disturbed garden buildings may be inadvertently disturbed and displaced in winter, draining energy reserves. Maintaining sunny nettle patches and avoiding insecticide use near nettles are the most direct welfare interventions for this species.

What You Can Do

Maintain a sunny nettle patch for peacock butterfly larvae
Avoid disturbing butterflies hibernating in outbuildings in winter
Support pesticide reduction to protect butterfly populations