University of Illinois Extension
University of Illinois Extension - Selecting Shrubs for Your Home
http://www.urbanext.uiuc.edu/shrubselector
Thunberg Spirea
Spiraea thunbergii
Thunberg Spirea in flower
Size:
Size: small
Small

Medium

Large
Exposure/ Light Requirements:
Full Shade not required.
Full Shade
Full Sun required.
Full Sun
Partial Sun/Shade not required.
Partial Sun/Shade
Hardiness Zone: 5 - 8 
Mature Height: 3-5 Feet
Mature Width: 3-5 Feet
Features: Loose clusters of white flowers in early to mid spring; bright green, narrow leaves give the shrub a fine texture in summer; autumn color is yellow-orange, but lasts only a short time.
Culture: Full sun; moist, well-drained soils are best, but tolerates dry sites; tolerates neutral soil pH (highly alkaline soils may lead to chlorosis).
Cultivars:
  • 'Fujino Pink'- Soft pink flowers.
  • 'Ogon'- Yellow leaves.
Mature Form: Rounded to broad rounded
Native To: China, Japan
Soil Conditions:
Soil condition: DryDry
Soil condition: Moist, Well-DrainedMoist, Well-Drained
Wet
Tolerance:
Alkaline Soil
Tolerance: Dry SitesDry Sites
Salt
Soil Compaction
Wet Sites
Tolerance: WindWind
Uses:
Barrier
Use for: Border.Border
Foundation
Hedge
Massing
Naturalizing
Screen
Use for: Specimen.Specimen
Foliage Color: Green
 
Fall Foliage Color: Orange
Yellow
 
Additional Notes: