I can't find any info on when exactly to add it. The bottle says seedling, but that's too vague. The second set of leaves are just starting to show. Thanks for the help
SSDIPainGuy Reviewed by SSDIPainGuy on . When to add cal/mag I can't find any info on when exactly to add it. The bottle says seedling, but that's too vague. The second set of leaves are just starting to show. Thanks for the help Rating: 5