Gives your trees the nutritional foundation for plant vigor and productivity. Added nutrients, including iron, magnesium, manganese, copper, and zinc, ensure trees get the essential plant nutrients they need to reach their full potential. With AST - Advanced Soil Technology, soil retains more water, so you water less.Gives trees the nutritional foundation for plant vigor and productivitySpecially formulated for lush trees & delicious fruitWater less, retain more water in the soil +Feeds for up to 4 monthsNPK 10-5-5 + Contains AST retains m