University of Illinois Extension
University of Illinois Extension - Selecting Shrubs for Your Home
http://www.urbanext.uiuc.edu/shrubselector
Rockspray Cotoneaster
Cotoneaster horizontalis
Rockspray Cotoneaster winter stems
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
Pests and Problems:

Bacterial Disease

Environmental Damage

Insect Damage

Insect Relative Damage


Spider mites,scale insects, fireblight and leaf spots are common problems.
Hardiness Zone: 5 - 7 
Mature Height: 2-3 Feet
Mature Width: 5-6 Feet
Features: Small, pale pink flowers in spring; summer leaves are lustrous; small, bright red fruit in late summer and autumn; autumn color is reddish, although leaves may fall off green; winter branches have an interesting 'fish bone' pattern.
Culture: Full sun; prefers a moist, well-drained soil, but can tolerate dryness; tolerates alkaline soil, somewhat tolerant of salt.
Cultivars:
  • 'Robustus' - 3 feet tall, fruits heavily.
Mature Form: Low growing, with horizontally spreading branches that give the plant a layered look.
Native To: China
Soil Conditions:
Soil condition: DryDry
Soil condition: Moist, Well-DrainedMoist, Well-Drained
Wet
Tolerance:
Tolerance: Alkaline SoilAlkaline Soil
Tolerance: Dry SitesDry Sites
Tolerance: SaltSalt
Soil Compaction
Wet Sites
Tolerance: WindWind
Uses:
Barrier
Use for: Border.Border
Use for: Foundation.Foundation
Hedge
Massing
Naturalizing
Screen
Use for: Specimen.Specimen
Foliage Color: Green
 
Fall Foliage Color: Orange
Red
Yellow
 
Additional Notes: This shrub can be used as a ground cover.

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