Many homeowners have asked about various issues related to grass management this year. YES Landscaping follows industry standard protocol for grass management and weed control. During weed control applications, weeds that may appear to be grass, or undesirable grasses, may turn brown. This is normal and expected.
For more details about the most common weed bluegrasses: annual bluegrass (Poa annua) and rough bluegrass (Poa trivialis) please see the article here:
https://newgarden.com/newsletter-articles/undesirable-bluegrasses