Photos: Bantry and Inishannon, Co. Cork

Wallflower Erysimum cheiri / Cheiranthus cheiri Lus an bhalla Family: Brassicaceae Flowering April-June. Short lived perennial. Introduced garden escape The sweetly scented flowers with 4 petals can be yellow, orange or deep red but wild-growing plants are often yellow flowered. The flowers are followed by long, flattened seedpods. Evergreen leaves are narrow and pointed. Growth is bushy but plants become straggly and woody with age. Height to 50cm. Prefers well-drained limey soil and is a widespread and often established garden escape found on walls, ruins, waste ground and coastal cliffs.

Wallflower, Erysimum cheiri, Lus an bhalla