What is 21 0 0 Fertilizer Used For Anyway?
If you've been wandering the garden center aisles and spotted a bag labeled Ammonium Sulfate, you're probably wondering what is 21 0 0 fertilizer used for and whether it actually belongs in your shed. It's one of those specific products that isn't quite a "one-size-fits-all" solution, but when you need it, nothing else really does the job quite as well. ...