Photographs: Co. Cork

Charlock Sinapis arvensis Praiseach bhuí Family: Brassicaceae Flowering time: May-August. Annual. Possibly introduced. Yellow flowers are followed by hairy elongated seedpods. The lower leaves are bristly, toothed and lyre-shaped with smaller, narrower stem leaves. Height: 30-60 cm Widespread, frequent throughout Ireland on dry wasteland, building sites, arable land, roadsides and in gardens.

Charlock, Sinapis arvensis, Praiseach bhuí