Asked April 15, 2021, 7:30 AM EDT
Washtenaw County Michigan
Check out the sections on Reading the fertilizer label and What determines an organic fertilizer at this link:
Other links you may be interested in https://www.canr.msu.edu/news/benefits_of_using_lawn_fertilizers_containing_slow_release_nitrogen
Here is an article from Oregon State University on Chemical Moss Control for Roofs, Decks, and Sidewalks - Check out this link: https://bryophytes.science.oregonstate.edu/page24.htm
Hope this helps!!