Specialty soils are a more focused product for certain plant species (like Cacti and African Violets)that have more specific requirements. Even the Sonoran desert would have a tough time keeping up with our cactus soil, and our water plant soil is like taking a cool refreshing drink... if you're a plant!
Complete, organic potting mix.
This is the Congo in a bag!
Excellent drainage, lava and pumice added. Desert in a bag!