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Old 25-05-2007, 06:59 PM posted to alt.home.lawn.garden
Red[_2_] Red[_2_] is offline
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First recorded activity by GardenBanter: Mar 2007
Posts: 127
Default How long for Roundup to Kill

On May 25, 4:33 am, Abe wrote:
I'm renovating a 1,000 sf portion of my lawn. I sprayed it with roundup 5
days ago and again yesterday. Both times I used a slightly stronger mix
than recommended. Why a strong mix? I'm trying to kill Bermuda grass before
sodding with zoysia. Bermuda is very persistent and I want to make sure and
kill it. Why two applications? Again, I'm trying to kill Bermuda. Also, a
second application makes it much more likely that everything in the area got
a good squirt of roundup.


Anyway, how long do I need to wait to till the area? Recently, the weather
here (Atlanta) has been warm and very dry. I know the Bermuda is out of
winter dormancy, but it may be drought stressed. Would this impact the "wait
before tilling" time?


Up to a week to show effects.


Two weeks is not unusual. Drought stress "should" speed the process
rather than delay it.

Red