One of the ingredients in Plant Tone fertilizer, cocoa mulch, is poisonous to dogs and can cause explosive diarrhea, convulsions and death.
About this Author
Thomas K. Arnold is the publisher and editorial director of "Home Media Magazine" and a regular entertainment contributor to various publications including "USA Today," "The Hollywood Reporter" and "San Diego Magazine." He has written travel stories for "San Diego Magazine," the "San Diego Union" and the Copley News Service. Arnold attended San Diego State University.