All Treat Farms Premium Tropical Soil is specifically formulated for tropical plants which require rich organic-based soils. This medium textured product is porous enough to allow proper drainage to aerate the roots and also contains a slow release fertilizer so plants receive a balanced feeding for up to 2 months. It is excellent for tropical and large foliage plants, formulated for proper pH and nutrient levels to promote healthy growth. Use straight from the bag – no additives needed.