I've never added sand to soil, and probably never will.
Landon Sunrich wrote:Sand
I love clay! Drying and powdering it sounds fiddly though; would it work to make it into a slurry and mix it through the other stuff?
Landon Sunrich wrote:Clay
Is your soil on the acid side? My soil's ph is around 6.9, which is fine, but I wouldn't be adding anything alkaline like wood ash.
Landon Sunrich wrote: Ash
John Elliott wrote:The only thing I can think to add is to compost those old AA batteries that gave out on you. (For the minerals, of course.)