Punch wrote:

where I live the water is hard, we have a water softener, that uses
potassium is this good for my grass?

what about watering with hard water?

punch


The outside faucets should be plumbed with hard water, bypassing the
softener. If it's not, you might want to manually bypass the softener (it
has a bypass valve) so you don't cycle the softener so much. Hard water is
fine for the grass.

Bob