Originally Posted by cubsfan1
I have had my pesticeide license for 3 years now and am still learning a lot but I guess I dont understand why tru green is already making lawn applications here in northern illinois when the ground temp is only around 40 degrees.
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They have 10's of thousands of customers to take care of. Most lawn care companies if they could would be out in Feb. throwing fertilizer done to add profit.
Crabgrass germinates when soil temps hit 60 degrees for 7-10 day (Purdue University study) Soil temps in northern Illinois have averaged 55.2 and have hit 60 once this past week.