Whats IME and EWC?IME use less of the EWC.So 40 % peat 20 EWC 40 perlite.You should be able to get some dry fertilizer,gypsum,rock dust from your garden store.Other things like alfalfa pellets from a farm feed store.
Lol. In my experience. Earth worm castings.Whats IME and EWC?