Oxalis genus (Sorrel). These are tuberous, rhizomatous or fibrous-rooted perennials and semi-evergreen sub-shrubs. The leaves are divided into heart-shaped leaflets. The funnel-shaped flowers are pink, white or yellow; they are carried in an umbel-like cluster on slender stalks.
Annuals or Perennials, Bulbs
S.Africa & S.America
Grown for their colourful flowers (which in bud are rolled like an umbrella), and their often attractive leaves.
They are fully hardy to frost tender, min 5C, and will need full sun or semi-shade with well drained soil.
You can propagate by division of the bulbs in autumn or early spring, or from seed in autumn.
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