Barbarea genus (St Barbara's herb). This genus consists of summer-flowering perennials, biennials and annuals with smooth green leaves in basal rosettes which are deeply lobed. The flowers are produced in spikes of small yellow flowers. They are fully hardy and should be grown in sun or shade in any well drained but not very dry soil. Propagation is by seeds or division in the spring.
Perennials or Biennials
Temperate regions of N. Hemisphere
Grow in moist but well drained soil in full sun or partial shade.
Seed or division in spring.
Flea beetles may damage the leaves.
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