Josh J.
★★★★★VerifiedApr 9, 2021
Can’t say I have noticed a differ yet but my soil test said I needed some and build a soil was a great place to get it.
Gary R.
★★★★★VerifiedNov 23, 2020
Iron sulfate does wonders for keeping moss control. Kills it overnight.
Brett E.
★★★★★VerifiedApr 5, 2020
I love it, it has completely fixed my micro nutrient problem