Tomato Maker® 4-2-6 is a revolutionary fertilizer made with micronized nutrients, a technology far superior to old granular fertilizers. Fortified with iron, magnesium & slow release calcium that will correct deficiencies responsible for blossom end rot. Loaded with humates which stimulate root growth. Ideal for use from seedling stage to harvest. One 3 lb re-sealable bag will treat up to 30 plants the entire growing season. Tomato Maker™ can be used on other fruits and vegetables too!