Bonsai Jack - Red/Maroon 1/4 inch Horticultural Lava Rock Soil Additive For Cacti, Succulents, & Plants - No Dyes or Chemicals - 100% Pure Volcanic Rock (2 Quarts) - Walmart.com
Using Specialized Soil for Growing Succulents - Gardening Know How's Blog
Bonsai jack made my succulents stall for months. Switched to soil, stopped losing leaves immediately, and noticeable growth in a week and a half. : r/ succulents
PART Two Repotting Succulents in Bonsai Jack Succulent Soil Mix (Gritty Mix #111) - YouTube