Sunshine Horticulture Advanced Mix #4 Sunshine Plant Growth Mix is an ideal choice for both indoor and outdoor gardening. This mix is known for its consistent performance, providing excellent results. Formulated with earth-friendly ingredients to retain moisture, provide improved root aeration and drainage, and develop strong, healthy root systems for maximum stem, flower, and foliage growth. Peat moss and coconut fiber retain water and nutrients for optimal plant growth, combined with increased perlite to provide excellent drainage. The organic nutrient package provides a supplemental charge after three to four weeks and the endomycorrhizal blend enhances the ability of plants to access the nutrients in the root zone. This mix also holds up to 30 times its weight in water, keeping it readily available for plant uptake. Give your plants a chance for optimal root growth and high water retention with the Sunshine Horticulture Advanced Mix #4 Sunshine Plant Growth Mix.