"Best" slow release powder fertilisers

[jebemtimojozemlo]

Untill now I used bottled fertilisers and now people keep telling me to use slow release powdered nutriens. So I was wondering which ones are the "best" or at least what I should look for when buying them.

 

[jebemtimojozemlo]

Untill now I used bottled fertilisers and now people keep telling me to use slow release powdered nutriens. So I was wondering which ones are the "best" or at least what I should look for when buying them.

I forgot to mention that I will be using soil as the growing medium

 

[RealizedReal000]

Try dr earth, Mother Earth or Gaia green if in Canada.