SpeedZone® Broadleaf Herbicide for Turf is proven in university and real-world trials to provide exceptional control of broadleaf weeds fast, including clover, plantain, ground ivy, and spurge. SpeedZone delivers visible activity in hours, and weed death can occur within 7 to 14 days. Highly selective in both warm- and cool-season turfgrasses, SpeedZone is rainfast in as little as three hours.
Harrell's Balanced Approach is a scientifically supported, integrated, and proactive use of agronomic resources to maximize plant health and consistency.
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Don't grow it alone. Connect with Harrell's to harness the power of research, science, and support in ways you never thought possible.
In addition to being the nation’s largest distributor of branded fungicides, herbicides, and insecticides, Harrell’s produces custom-blended fertilizers, specialty liquids, and wetting agents. Additionally, Harrell’s is the exclusive US owner, formulator, and distributor of all POLYON® branded products.