Plantago lanceolata
This species usually has a single brood from May to July depending on the altitude. In some warmer regions it may have a second generation. Caterpillars feed on "Valeriana officinalis", "Valeriana sambucifolia", "Valeriana dioica", "Valeriana wallrothii", "Filipendula ulmaria", "Veronica chamaedrys", "Plantago lanceolata", "Melampyrum pratense", "Melampyrum nemorosum", "Polygonum bistorta" and "Patrinia" species. Pupation occurs on the host plants near to the ground. Adults fly from May to September.