De La Tank’s Soil Mix is Ideal for House Plants. We designed this blend with Becca De La Plants (Youtube) to create the ideal ready to go blend for all your indoor house plants using the best Organic ingredients. Made with Tanks Green Stuff Organic Compost, Prococo Organic Coco Chip, Pumice, and Tank’s SuperMix Organic Fertilizer. This blend is pre-fertilized and ready to plant!