Can horses eat cucumbers?
Yes, horses can eat cucumbers in small amounts. Penn State Extension says cucumber is a safe treat; break it into small pieces so your horse doesn’t choke. ASPCA lists cucumber as non-toxic to horses.
How to serve it: in small pieces
Sources
- Penn State Extension – Trick or Treat: Things to Think About when Giving Your Horse a Treat
- ASPCA Toxic and Non-Toxic Plants – Cucumber (non-toxic to horses)
Last checked: October 2026