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Digger’s speedwell

Parahebe perfoliata

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This native of Australia has blue-green perfoliate leaves (similar to some eucalyptus) and blue-lilac flowers on somewhat floppy stems. Digger’s speedwell likes a hot location and will ramble over walls or grow through shrubs beautifully.

Noteworthy CharacteristicsCasual habit. Can take hot conditions and poor soil. Attractive, lax spikes of blue flowers in late summer.

CareNeeds well-drained, poor to moderately fertile soil in full sun. Stake if desired.

PropagationSow seed in containers in a cold frame as soon as ripe or in spring. Take semi-ripe cuttings in early or mid-summer.

ProblemsSlugs may eat new growth.

  • Genus : Parahebe
  • Plant Height : 1 to 3 feet
  • Plant Width : 1 to 3 feet
  • Zones : 10, 11, 9
  • Light : Full Sun
  • Bloom Time : Late Summer, Summer
  • Moisture : Medium Moisture
  • Maintenance : Moderate
  • Growth Rate : Moderate
  • Plant Type : Perennials
  • Plant Seasonal Interest : Summer Interest

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