Does it work when you spread it on top of the snow?
How to Kill Crabgrass
Killing Crabgrass With Preemergent Herbicides
applying preemergent herbicides at the right time is the best way to kill crabgrass.
see link for details
Getting Rid of Crab Grass | Pictures | How to Kill Crabgrass
-5F projected low for Sunday
Like I'm really worried about crabgrass...
I would do serious research on all of those chemicals before I spread any of it on the lawn that my kid plays on!
Cub Cadet Yanmar EX3200, CL300 Loader w/ Rankin toothbar, Land Pride bucket forks, CB75 Backhoe w/ mechanical thumb, Woods LR72 Landscape Rake, Rankin RC20-72 rotary cutter.