Which Trees Are Toxic To Horses?
Which Trees Are Toxic To Horses? Buttercups. Bracken Fern. Red Maple Tree Leaves. Black Walnut Tree. Yew. Oleander. Poison Hemlock. Yellow Star Thistle. Are any trees poisonous to horses? There are a few tree species toxic enough to sicken or kill horses. … Equally toxic are cherry (black cherry, chokecherry, and fire cherry) peach and