Lawn Care

Requesting a sanity check on my application rates


Hello everyone!

I recently did my Fall application of Herbicides and I think I severely under applied. If so, I suppose that's better than over applying.

Zone 7a, Fescue

My house sits on 1/3 acre, approximately 11,000 sq ft of lawn.
I used my Dewalt backpack sprayer with the brown tip, high volume & wide fan, setting #3 or #4

Column A is what I understood the application rates to be from the labels ( per 1,000 sq ft, or per gal)
Column B is what I mixed and sprayed from my 4 gal sprayer
Column C is what I think I was supposed to do

ABC
Per 1000 sq ftin each 4 gal tankShould have doneApprox. Sq ft Coverage from 4 gal mixed
TRIAD TZ1-1.5 ozs1.5oz~4oz4000
Quinclorac1.45oz (per 1000 sq ft/1 gal)1.45oz~5.8oz4000
Torocity/Mesotrione1 tsp2 tsp4 tsp4000

I mixed and sprayed 3 tanks (12 gal) for the whole yard. After doing some maths, it looks like I sprayed 3000 sq ft of TRIAD and Quinclorac, and 2000 sq ft of Torocity on 11000 sq ft of grass.

Am I calculating this correctly?

by rxtek900

1 Comment

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