Dr. Earth Natural & Organic Natural Wonder Fruit Tree Food 5-5-2 Fertilizer 12 lb., is formulated to feed all fruit trees, berries, and fruiting vines in containers or any backyard soils. It can be used during the initial transplanting after digging the hole or anytime of the year to feed actively growing fruit trees and vines. Dr. Earth is a leader in Organic fertilizers. Sustainably through a collaboration of high level environmentalists inspired to positively change the world. Formulated by Milo Shammas, founder of Dr. Earth, to grow Home Grown Foods.