5lb. Lithops-Living Stones Soil Blend. Perfect for lithops, split rocks, mesembs, cacti, & succulents that need fast draining soil. A blend of quality organic potting soil, coconut coir, perlite/pumice, granite sand. The lithops blend has a higher ration of pumice perlite than the succulent soil blend. 5lb. Lithops-Living Stones Soil Blend Free Shipping