Douglas Spirea

Douglas spirea (Spiraea douglasii)
Spiraea douglasii

Commonly known as Douglas’s spiraea, hardhack or steeplebush. Large clusters of small pink flowers form spires in early summer, later turning dark and persisting. This erect shrub can be thicket-forming in marshy areas.


  • Light Requirements: Full Sun, Part Shade
  • Water Requirements: Moist, Seasonally Wet
  • Ease of Growing: Easy to grow
  • Growth Rate: Fast
  • Spreads: Yes
  • Wildlife Support: Pollinators, Pest-eating Insects, Birds or Mammals
  • Edible: No
  • Mature Height: 6ft
  • Mature Width: 3-7ft