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Gentiana Genus

Gentian

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General Needs

  • LightFull sun or Part shade
  • HardinessFully hardy (min -15°C)
  • SoilWell drained, Humus-rich
  • Soil pH5.0 to 7.0
  • WaterMoist

Description

Gentiana genus (Gentian). There are about 400 species of annuals, biennials and perennials in this genus, some of them are evergreen. The flowers are usually deep blue and sky blues but sometimes you will find whites, creams, yellows and even red blooms. They are mostly trumpet-shaped and are borne from spring to autumn. You will need to divide the autumn flowering species.

Characteristics

Annuals or Biennials, Semi-evergreens or Evergreens, Shrubs, Herbaceous or Alpines

Origin

North America

Interest and use

Grown for their usually blue flowers. Is excellent for rock gardens and peat beds.

Cultivation

They are fully hardy, and will prefer sun or semi-shade with humus-rich, well drained. moist, neutral to acidic soil.

Propagation

Propagate by division or offshoots in spring or by seed in autumn. Divide autumn flowering species and G.clusii every 3 years in early spring and replant in fresh soil.

Pests, diseases or disorders

Prone to slugs and snails.

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