- Lifespan
- 4–6 weeks as an adult butterfly
- Size & Weight
- Wingspan 48–54 mm
- Habitat
- Woodland rides, clearings, and margins where honeysuckle grows as the larval foodplant, typically in dappled sunlight.
- UK Distribution
- Southern England, particularly the Midlands, South East, and parts of Wales; absent from northern Britain. Resident species with a single generation per year.
- Diet
- Adults feed on honeydew from aphids and occasionally on rotting fruit; caterpillars feed exclusively on honeysuckle leaves.
- Predators
- Birds, spiders, and parasitic wasps (particularly affecting larvae and pupae).
- Mating Season
- June to August
- Breeding
- Females lay eggs singly on honeysuckle plants in July–August. Caterpillars overwinter as pupae, and adults emerge in June the following year. Single generation per year.
- Behaviour
- White Admirals are fast, powerful fliers that patrol woodland rides with a characteristic jerky flight pattern. They are relatively shy and difficult to approach, often remaining in the canopy. Males are territorial and perch on vegetation to intercept passing females.