Anyone using biochar in their coco in place of perlite and/or growstones?
If so can you tell me the ratio you’re using and how you like it?
Are you having any pH issues (depending on biochar feedstock)?
I’ve read a lot of articles and seen the database from Davis - just looking for some live...
I just made a great big batch of biochar. I haven't learned how to use it yet, but it was kind of fun to make, so I thought I'd share some pics.
We had a willow tree fall down this winter, so I cut up a bunch of the branches and twigs and put them in a room with a dehumidifier...