Is Mulberry Safe for Horses?
Quick answer
NC State Extension tags Morus alba as non-toxic for horses. Do not treat ornamental plant material as unrestricted forage, and keep unripe fruit and fresh latex-bearing prunings away.

Is Mulberry safe for horses?
Safe
NC State Extension tags Morus alba as non-toxic for horses. Do not treat ornamental plant material as unrestricted forage, and keep unripe fruit and fresh latex-bearing prunings away.
Sources
- NC State Extension Plant Toolbox - Species-specific horse classification and plant-part cautions
Disclaimer: This page is for general information only and is not veterinary advice. If your horses ate Mulberry, contact your veterinarian or animal poison control immediately.