CANNA coco bricks with the gypsum

Discussion in 'MYCO-TEKS' started by Guisseppi, Jan 6, 2020.

  1. Guisseppi

    Guisseppi New Member

    Joined:
    Nov 26, 2019
    Messages:
    5
    Hey now had a question about the canna brand coco bricks- that have gypsum already in the brick. Is it necessary to still add the recommended amount of gypsum via bulk substrate tek?