Habitat: Mainly forest edges, hedgerows, scrubland, (vegetable) gardens, parks and flower-rich grasslands.

Appearance: In Europe up to 66° north latitude in Fennoscandia, occurs on most Mediterranean islands. Considered a common species in Belgium. A very common resident butterfly in the Netherlands.

Flying time: Two generations, late April to mid-June and early July to September, sometimes a third generation in September.

Characteristics: Wingspan 50-65 mm.

Life cycle: Host plants are Wild cabbage (Brassica oleracea), Rape (Brassica napus), Wild radish (Raphanus raphanistrum), etc. The female lays her yellow eggs in small groups in the spring, but sometimes also one by one on the underside of the leaves of the host plant. The caterpillars sit freely on the leaves. Pupation usually takes place away from the host plant, such as against walls or under roof tiles. The butterfly feeds on nectar from flowers, including Summer lilac (Buddleja davidii), Lavenders (Lavandula), thistles (Carduus) and Clovers (Trifolium).