Sunshine Advanced Mix #4 is meticulously formulated to meet the needs of professionals, yet easy to use for beginners. Sunshine Advanced Mix #4 is made with Canadian Sphagnum peat moss, coarse perlite, coconut coir pith (coir), and organic starter nutrient charge that contains gypsum, dolomitic limestone, and organic wetting agent plus a plentiful helping of multiple strains of mycorhizzae for improved nutrient and water uptake, and better resistance to stress and disease. 714767-2cf.-$35.00