Its high nitrate to ammoniacal nitrogen ratio acts to produce shorter internodal spacing for stronger stems which will support heavy buds, flowers and fruit. A complete, one-part nutrient formula, rich in calcium and magnesium, it eliminates the need to supplement with a Cal-Mag product. Suitable for all foliage plants and the growth stages of annuals or perennials. Ideal for phosphorus sensitive plants. Used together with SUPERthrive Pro-TeKt Silicon Solution, SUPERthrive Foliage-Pro will enhance plant growth and reduce environmental stress.