Originally Posted by I_am_a_beginner
Well I tell what my dealer say. He said the iron will be doing the same job as a contact herbicide. It will fight well versus crabgrass and stuff but not as good on weeds.
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Well the first thing you need to do is go to top of the page and search [IRON ] and find out what it does to turf grass. Number 2 is don't believe any thing your dealer says