GFRfan wrote in message ...
Brandon Herlein wrote:
going to kill off a area of the yard with round-up cause the majority of it
is all weeds or water grass. I want to start a new lawn here in Iowa. how
long should I wait after applying round-up before tilling and putting down
grass seed???



5 to 7 days should be enough.


Yes, 7 days is fine. Howver, it's getting late to be seeding a new
lawn in Iowa. Early fall is by far the optimum time, followed by
early spring. Be prepared to do a lot of watering, and you'll have
serious competition from weeds.