Erysimum cheiri - © Charles Hipkin
(Linnaeus) Crantz
A perennial herb which, when well grown, has a woody stem. This is the well known 'cottage garden' wallflower which comes in a variety of colours, most commonly yellow, orange or pink. It has been cultivated in Britain as a garden plant since the Middle Ages and was probably derived from plants originating from Greece or other parts of the eastern Mediterranean. It occurs in the wild mainly as naturalised garden escapes or garden throw-outs, growing on walls or other rocky substrates. Most records in West Glamorgan are from Gower where it is commonly grown in gardens. Naturalised plants do not usually persist for many years.
Neophyte
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