I don't believe "airtight" is the way to go (even though it sounds logical!). Once you seal the jar, I think the curing process stops. Plus; if there...
If you choose to use Bloodmeal for Nitrogen, guessing how much to use would be a shot in the dark, because you'd be combining "Apples and Oranges". I...
I remember seeing a video on "UK 420" some years ago. They were seeking to answer the same question as the OP's, by actual experimentation and making...