Grow More® Mendocino Flower Hardener 0-37-37, Soluble Fertilizer (25 lbs.) Grow Plugs Always allow nutrient solutions to

Always allow nutrient solutions to mix well before adjusting pH

Very low TDS - Doesn't throw off mineral balance

Made from food grade materials

Seeds: Lightly dust with Great White

Grow More® Mendocino Flower Hardener 0-37-37, Soluble Fertilizer (25 lbs.) Grow Plugs Always allow nutrient solutions toGrow More Mendocino Producer's Choice Flower Hardener 0 37 37, Soluble Fertilizer (25 lbs.) Grow More Mendocino Hardener 0 37 37 is an advanced water soluble fertilizer. It includes the elements calcium, magnesium, DTA EDDHA iron, carbohydrates, amino acids, soluble seaweed powder, soy protein nitrogen as well as essential plant nutrients. It has no artificial dyes or colorings. Use it in soilless, hydroponic systems organic soils and coco coir