Trees Poisonous to Horses

• Black Walnut - Juglans Nigra
• Red Maple and its hybrids - Acer Rubrum
• Oak - Quercus spp.
• Black Locust - Robinia Pseudoacacia
• Golden Chain Tree - Laburnum Anagyroides
• Horse Chestnut, Buckeye - Aesculus spp.
• Chokecherry - Prunus spp.
• Kentucky Coffee Tree - Gymnocladus Dioica
• Russian Olive - Elaeagnus Angustifolia
• Persimmon - Diospyros Virginiana
• Chinese Tallow Tree - Sapium Sebiferum (mildly toxic)