Host-plants
In the UK, the following species are used:
- Common Cow-wheat (Melampyrum pratense) — the only foodplant in woodland, and principal foodplant on heathland
- Common Foxglove (Digitalis purpurea) — secondary foodplant on heathland
- Ribwort Plantain (Plantago lanceolata) — major foodplant on grassland
- Germander Speedwell (Veronica chamaedryas) — major foodplant on grassland
- Greater Plantain (P. major) — secondary foodplant
- Ivy-leaved Speedwell (V. hederifolia) — secondary foodplant
- Thyme-leaved Speedwell (V. serpyllifolia) — secondary foodplant
- Yarrow (Achillea millefolium) — secondary foodplant
Additional host-plants used elsewhere in Europe are:
- Alpine Plantain (Plantago alpina)
- Mountain Speedwell (Veronica montana)
- Heath Speedwell (V. officinalis)
- Spiked Speedwell (V. spicata)
- Small Cow-wheat (Melampyrum sylvaticum)
- Rusty Foxglove (Digitalis ferruginea)
- Yellow Foxglove (D. lutea)
- Common Toadflax (Linaria vulgaris)
Read more about this topic: Heath Fritillary