Is Rockspray Cotoneaster deer resistant?
Cotoneaster horizontalis

Plant typeShrubHardinessZones 5–7LightFull sunMature height24–36 inBloomSpring
MaintenanceLow, mostly leave it alone
About Rockspray Cotoneaster
The branches fan out in a flat herringbone pattern that trains beautifully against a low wall, which is the whole point of it. Red berries and good autumn colour. Invasive in the Pacific Northwest, and prone to fireblight like the rest of the genus.
Soil and care
- Soil pH
- 6 to 7.5
- Drainage
- Well drained
- Water
- Low
- Spacing
- 47 to 71 in apart
- Growth rate
- Moderate
- Maintenance
- Low
Similar to Rockspray Cotoneaster
Other shrubs with the same deer rating.
- Antelope BitterbrushPurshia tridentataSeldom damaged
- Anthony Waterer SpireaSpiraea x bumaldaZones 3–8Seldom damaged
- Apache PlumeFallugia paradoxaZones 6–10Seldom damaged
- Armstrong JuniperJuniperus chinensis 'Armstrongii'Zones 4–9Seldom damaged
- Autumn OliveElaeagnus umbellataZones 4–9Seldom damaged
- Autumn SageSalvia greggiiZones 6–9Seldom damaged
Where Rockspray Cotoneaster grows
Hardy across most of these 47 states on zone range alone. Mountain and coastal areas sit outside the ranges used here, so check your own zone before ordering.
- Pennsylvania
- New Jersey
- New York
- Connecticut
- Massachusetts
- Virginia
- Maryland
- Michigan
- Wisconsin
- Ohio
- Indiana
- Illinois
- Minnesota
- Missouri
- North Carolina
- Tennessee
- Georgia
- Texas
- Colorado
- California
- Oregon
- Washington
- New Hampshire
- Vermont
- Maine
- Rhode Island
- Delaware
- West Virginia
- Kentucky
- South Carolina
- Alabama
- Mississippi
- Arkansas
- Oklahoma
- Kansas
- Nebraska
- Iowa
- South Dakota
- Montana
- Wyoming
- Idaho
- Utah
- Nevada
- Arizona
- New Mexico
- Alaska
- District of Columbia
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Every list Rockspray Cotoneaster belongs to.
Hardy in these zones
Common questions about Rockspray Cotoneaster
- Is Rockspray Cotoneaster deer resistant?
- Rockspray Cotoneaster (Cotoneaster horizontalis) is rated Seldom Severely Damaged on the Rutgers NJAES four-tier scale. Light browsing at worst; rarely ruined.
- What hardiness zones does Rockspray Cotoneaster grow in?
- Rockspray Cotoneaster is hardy in USDA zones 5 to 7. Outside that range it will either not survive winter or will struggle with summer heat.
- Does Rockspray Cotoneaster grow in shade?
- No. Rockspray Cotoneaster wants full sun and will grow thin and flop in shade.
- How big does Rockspray Cotoneaster get?
- Mature height is roughly 24–36 in. Growth rate is moderate.