Originally Posted by GadgetGuy
I have a bunch of horticultural lime, is this the same thing? I'll be using FFOF on my first run and I'm glad I caught this thread. Thanks in advance!
No. Dolomite contains magnesium as well as calcium. Horticultural lime is missing the magnesium.
But I believe you can still use the lime, as long as you supplement with something like epsom salts to supply the missing magnesium.