I suppose you can but for what purpose? Using both is going to be too much P/K and you will likely end up with issues caused by nutrient antagonism from using too much P/K. Massive amounts of P/K are likely going to be detrimental to your plants.
I suppose you can but for what purpose? Using both is going to be too much P/K and you will likely end up with issues caused by nutrient antagonism from using too much P/K. Massive amounts of P/K are likely going to be detrimental to your plants.