what is the best homemade weed killer

I have a gravel driveway that has grass growing through it and it looks pretty bad now. I am hesitant to try a commercially available weedkiller as I don't want it to eventually seep down into my well water (don't know if that's a possibility but why take the chance?). So I'm wondering, does anyone...

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I am trying to kill the roots and trunk on the outside of my buuilding to stop them from growing cause they have caused damage to the foundation letting water seep into my basement.

Hi, I am trying to get rid of grass and weeds that grow up between the paving stones in my drive way.I am told that there is a once a year Weed Killer spray that I can get,that stops anything growing for a year.Could anyone recommend a good one. I have used Glycosphate 360 by Butlers,and it...

I have patches of moss (some small some large) in my lawn....can't seem to get my hands on moss-ex, but is it true that broad leaf weed killer whjether in spray or in fertilizer will kill it?