Plant record · Tree
Is Common Horsechestnut deer resistant?
Aesculus hippocastanum

Partly. Browsed where deer pressure is high. Protect it.
- Type
- Tree
- Hardiness
- Zones 4–7
- Light
- Full sun
- Height
- 600–900 in
- Maintenance
- High
- Toxic to
- dogs, cats, and horses
Damage steps follow a published university field scale. How plants are rated.
About Common Horsechestnut
Magnificent in flower and a considerable nuisance afterwards, dropping conkers and their spiny husks across whatever is beneath. Leaf blotch and leaf miner make it look scorched by August in most years. The red horsechestnut is smaller, cleaner and far less affected.
Protecting Common Horsechestnut
Whether this survives comes down to local pressure, so decide on the options before it gets browsed rather than after.
- 1Protecting a young treeBrowsing costs a season. A buck rubbing a two-inch stem in October girdles it and kills it outright.
- 2How tall a deer fence needs to beEight feet, and six is the most common expensive mistake in deer fencing.
- 3Repellent that actually worksThe egg-based recipe that reproduces the active ingredient in the commercial sprays that win university trials.
- 4Check it is actually deerDeer tear and leave a ragged stub. A clean 45-degree cut is rabbits, and slug holes get blamed on deer constantly.
What to plant instead of Common Horsechestnut
Same plant type, hardy in the same zones, and rated better for deer. If Common Horsechestnut keeps getting eaten, these go in the same spot.
Soil and care
- Soil pH
- 6 to 7.5
- Drainage
- Consistently moist
- Water
- Moderate
- Spacing
- 236 to 354 in apart
- Growth rate
- Moderate
- Maintenance
- High
Where Common Horsechestnut grows
Hardy across 48 states on zone range alone. Mountain and coastal areas sit outside the ranges used here, so check your own zone before ordering. Select any state, including one it will not grow in, for what is resistant there.
Choose a state from the listeasier on a phone
- 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
- Florida
- Alabama
- Mississippi
- Louisiana
- Arkansas
- Oklahoma
- Kansas
- Nebraska
- Iowa
- North Dakota
- South Dakota
- Montana
- Wyoming
- Idaho
- Utah
- Nevada
- Arizona
- New Mexico
- Alaska
- District of Columbia
- Hawaii
Common questions about Common Horsechestnut
- Is Common Horsechestnut deer resistant?
- Common Horsechestnut (Aesculus hippocastanum) is rated Occasionally Severely Damaged, step 3 of 4 on the damage scale this site uses. Browsed where deer pressure is high. Protect it.
- What hardiness zones does Common Horsechestnut grow in?
- Common Horsechestnut is hardy in USDA zones 4 to 7. Outside that range it will either not survive winter or will struggle with summer heat.
- Does Common Horsechestnut grow in shade?
- No. Common Horsechestnut wants full sun and will grow thin and flop in shade.
- How big does Common Horsechestnut get?
- Mature height is roughly 600–900 in. Growth rate is moderate.
- Is Common Horsechestnut toxic to dogs or cats?
- Yes. The ASPCA lists Common Horsechestnut as toxic to dogs, cats, and horses. Site it away from where animals graze, or choose something else if you have a dog that chews.
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Every list Common Horsechestnut belongs to.
All trees·Sometimes destroyed·Full sun plants·Mast and fruit trees