How do you pasteurize bulk substrates?
Apr 06, 2020 Put it to your oven at 176F for a minumum of 3 hours. At 176F only spores will be destroyed, the needet bacterias will stay. ... The easiest way to re-hydrate a bulk substrate that is dry is to pour water around the edges of the tray so that the substrate floats a bit. Leave it overnight and pour off the excess water. ... Coir substrate (in ...More details