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  • Annual bluegrass seedheads

    Got seedheads?

    Published on May 30, 2018

    Plant growth regulators seemingly failed at suppressing annual bluegrass seedheads on putting greens this year.

  • Controlling annual bluegrass seedheads: Spray now or wait?

    Published on April 11, 2018

    Growing degree-days have accumulated very slowly this year, but many areas in Lower Michigan are now or will shortly be in the optimum application window for applying plant growth regulators to control annual bluegrass seedheads on golf courses.

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