Raised Bed Soil Calculator Raised Bed Garden Calculator Imperial (inches) Metric (cm) Length Please enter a valid length Width Please enter a valid width Height Please enter a valid height 96” × 48” × 18” Soil Type Garden Soil (Topsoil)Potting MixCompost BlendCustom Mix Drainage Layer Depth (optional) Gravel, stones or other drainage materials Drainage depth … Continue reading Raised Bed Soil Calculator: Perfect Soil Mix Every Time