Timing of pre-emergent herbicide applications for 2021

Dr. Fred Yelverton from NCSU discusses his recommendations for pre-emergence crabgrass control for 2021. From previous research, we know that crabgrass germinates with 24-hour mean soil temperatures averaging about 53-55 degrees at a 2 to 4 inch depth for several consecutive days. For 2021, he recommends turfgrass managers to apply pre herbicides two weeks earlier than previous recommendations. Click here to read more.

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