Give this thread a browse.
One of the problems is most of these mixes contain compost as a major portion. Compost varies greatly in quality and mineral makeup. It makes it very difficult to make a reliable, consistent recipe.
Give this thread a browse.
One of the problems is most of these mixes contain compost as a major portion. Compost varies greatly in quality and mineral makeup. It makes it very difficult to make a reliable, consistent recipe.