Heavy 16®, Heavy Foliar, 1-0-2, Professional Plant Additive (2.5 Gallon)Push plants to their true potential with Heavy Foliar (1 0 2) by Heavy 16! Heavy 16 Professional Foliar Nutrient (PFN), "Foliar" for short, is designed to mitigate stress and fortify your plants. Heavy Foliar will give you peace of mind when dealing with plant stress and provide your plants with four forms of calcium along with a dusting of micronutrients. Heavy 16 Foliar is also compatible with most hormones, fungicides, insecticides, and wetting