jackman
Aug 15, 2007, 09:22 AM
What organic product has the highest amount calcium?
MOWERMAN2468
Aug 15, 2007, 05:52 PM
I'm not 100% here, but I believe it would be Lime.
rock1961
Aug 16, 2007, 04:59 AM
What organic product has the highest amount calcium?
Gypsum is recommended for increasing calcium in soil to avoid things like blossom end rot, etc.