I use the Miracle Gro potting mix in my container gardens. 900 lbs last year. I could only haul 3 50 lb bags at a time in my car trunk. That got old fast. 😾☹️😾
Befriend a teenage in your neighborhood, or,
get a 'Radio Flyer' kids cart.
The older I get, the more I want to us my brain, rather than my back !