Perfect Adenium Soil Mix Formula Healthy Roots & Fast Growth Today, we’re sharing the exact soil mix formula for Adenium (Desert Rose) that ensures healthy roots, strong caudex growth, and zero waterlogging issues. This mix is used by experienced growers handling hundreds of Adenium varieties. The base of the soil is 70% cinder, which keeps the medium light, airy, and fast-draining—exactly what Adenium roots love. To provide nutrition, we add 10% vermicompost, followed by around 5% charcoal, whi