The Soil Matters With Leighton Morrison and Dr. Av Singh Learn more about soils and how to improve your soil to create healthier plants. #leightonmorrison,#avsingh,#livingsoil, Dr. Av Singh, PhD, PAg. https://www.linkedin.com/in/av-singh-... https://www.fs-cannabis.com/ https://growupconference.com/ For a full bio visit: https://growupconference.com/speakers... Leighton Morrison https://www.instagram.com/kingdomaqua... https://www.kingdomaquaponicsllc.com/ Ken Somerville Executive Producer https://www.instagram.com/kensomerville/ https://www.itsallaboutthebiology.ca