Nucleus Ortho-Phos NPK Zn (7-21-2 0.1 Zn) is a neutral pH formulation that gives your emerging crop a head start on growth, while improving stand uniformity. By providing key nutrients, it strengthens plant growth and can potentially result in an earlier harvest from enhanced growth after planting. With Nutris Formulation Technology, Nucleus Ortho-Phos NPK Zn increases nutrient availability that can result in improved plant vigor and enhances development of roots to improve yield potential. Nucleus Ortho-Phos NPK Zn can be applied in furrow, 2 x 2, through drip tape or center pivot application. Contains EDTA Zinc Chelate.