The chief reasons peach tree fruit does not ripen is insect infestation and a lack of sunlight, both of which stunts development and causes the fruit to drop before it gets a chance to fully mature.
About the Author
Thomas K. Arnold is publisher and editorial director of "Home Media Magazine" and a regular contributor to "Variety." He is a former editorial writer for U-T San Diego. He also has written for "San Diego Magazine," "USA Today" and the Copley News Service. Arnold attended San Diego State University.