Erysimum cheiri

Erysimum cheiri (commonly known as Wallflower or Cheiranthus cheiri) is a species of flowering plant in the family Brassicaceae, native to Europe but widespread as an introduced species elsewhere. It is a herbaceous perennial plant with narrow, entire leaves and large, four-petaled flowers. The flowers are often bright yellow, though there are varieties with orange or red flowers.

Description

Erysimum cheiri is a perennial plant that grows up to 30 cm (12 in) tall. The leaves are narrow and entire, and the plant is covered in fine hairs. The flowers are large, with four petals, and are most commonly bright yellow, though there are varieties with orange or red flowers. The fruit is a long, narrow capsule containing numerous small seeds.

Distribution and habitat

Erysimum cheiri is native to Europe, but has been introduced to many other parts of the world, where it is often grown as a garden plant. It is typically found in dry, open areas, such as cliffs and old walls, hence its common name of 'wallflower'.

Cultivation

Erysimum cheiri is widely cultivated for its bright, fragrant flowers. It is a popular plant for rock gardens and borders, and is also often grown in pots. It prefers well-drained soil and a sunny position.

Uses

In addition to its use as an ornamental plant, Erysimum cheiri has also been used in traditional medicine. The plant is said to have diuretic and expectorant properties, and has been used to treat conditions such as bronchitis and kidney stones.

See also

• List of Erysimum species
• Cultivars of Erysimum

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  Erysimum cheiri
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  Giroflée
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  Erysimum cheiri Wallflower