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Onosma arenaria

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Features

  • Height0.7m
  • Growth HabitBranched clump
  • Flower ColourPale yellow

Description

Onosma arenaria. This wildflowering species is a perennial or biennial herb with branched stems about 70cm. The leaves are spoon-shaped to oblong. The pale yellow flowers are borne on corymbs.

Characteristics

Perennial or Biennial, Herbaceous

Origin

Mediterranean to Turkey

Interest and use

Is suitable for rock gardens and banks. Grown for their long, pendent, tubular flowers.

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Needs

  • LightFull sun
  • HardinessFrost hardy (min -5°C)
  • SoilWell drained, Gritty
  • WaterSemi-moist

Cultivation

They are moderately frost hardy, they will need full sun this is essential, They will prefer well-drained soil and will dislike wet summers. They can be propagated from cuttings in summer or from seed in autumn.

Propagation

Softwood cuttings in summer or by seed in autumn.

Pests, diseases or disorders

Prone to aphids or whitefly under glass.

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