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Centaurea solstitalis

Yellow star thistle

Garden

Wishlist

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Features

  • BloomsJuly to September
  • Growth HabitIrregular bushy
  • Flower ColourRed-purple
  • Leaf ColourSilver-green

Description

Centaurea solstitalis (Yellow star thistle). A perennial with pinnately lobed leaves. Flowers are red-purple appearing in mid summer.

Characteristics

Perennial, Shrub or Herbaceous

Origin

Europe, Med, Asia, Australia

Interest and use

Grown for the flower heads that each have a thistle like centre surrounded by a ring of slender ray petals. Suitable for coastal conditions.

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Needs

  • LightFull sun
  • HardinessFrost tender (min 5°C)
  • SoilWell drained, Poor quality
  • Soil pH5.0 to 6.0
  • WaterSemi-moist

Cultivation

They are fully hardy and will require sun, and will grow in any well drained soil, even poor soil.

Propagation

You can propagate by seeds or division in the autumn or spring.

Pests, diseases or disorders

Powdery mildew may be problem.

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