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Phlox douglasii ‘Red Admiral’

Alpine phlox

Garden

Wishlist

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Features

  • BloomsMay to June
  • Height0.6m to 0.8m
  • Spread0.4m to 0.6m
  • Growth HabitIrregular bushy
  • Flower ColourDeep red
  • Leaf ColourDark green
  • AwardsRHS Garden Merit

Description

Phlox douglasii ‘Red Admiral’ (Alpine phlox). This is an evergreen perennial, It will produce white, lavender-blue or pink flowers.

Characteristics

Perennial, Semi-evergreen, Alpine

Other common names

Moss phlox

Origin

S. Washington to California

Interest and use

Rock garden, borders

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Needs

  • LightFull sun
  • HardinessHardy (min -10°C)
  • SoilWell drained, Light
  • Soil pH8.0 to 5.0
  • WaterSemi-moist

Cultivation

They will grow easily in temperate climates, though they will need a lot of water to help there growth. Give them fertile soil that drains well but remains moist and a sunny or partial-shaded location. You can propagate from seed or cuttings or by division.

Propagation

Propagate rock and hybrids by basal cuttings from non-flowering shoots in spring or summer. Species can be increased by seed in autumn or spring. Annuals can be propagated by seed in spring. P.maculata, P.paniculata and their cultivators should be propagated by division in early spring or by root cuttings in winter.

Pests, diseases or disorders

Watch out for red spider mite, eelworm and powdery mildew.

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