False Spirea

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False Spirea
False Spirea (Astilbe x arendsii)
  • Exposure: Partial Sun/Shade
  • Mature Height: 18 Inches to 4 Feet
  • USDA Hardiness Zones: 4 to 9  
  • Soil Conditions: Moist, Well-Drained
  • Foliage Color: Green
  • Bloom Color: Peach, Pink, Purple, Red, White
  • Bloom Season: June through July
  • Size: Medium, Tall

Features of False Spirea

Body

Excellent plants for shady moist sites. Forms neat mounds. Fern like foliage is glossy green or reddish bronze in color. Excellent border plants and when used as a mass planting. showy plume like flowers. Reported to be deer and rabbit resistant.

Care

  • Astilbes need a high organic matter soil that retains some moisture.
  • Dry, sunny locations lead to plants with poor foliage and few flowers.
  • Astilbes are heavy feeders.
  • Fertilize in spring and again in the fall when they are setting flower buds. Fertilize with high nitrogen fertilizer in October to aid in flower bud formation for next season.
  • Keep well watered during July and August.
  • They benefit from dividing every 3 years.
  • Require very well-drained soils during the winter.