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Kevin from Phx Az writes

What is the mix rate of Prime Source Prodiamine 4SC Select Pre-Emergent Herbicide if spraying a 1/2 acre with 20 gallons of water?

Answer:

The mix rate for Prime Source Prodiamine 4SC Select Pre-Emergent Herbicide will depend on the type of turfgrass you have. Please refer to the Rate Chart on page 7 of the product label for the recommended application rate for your turfgrass. 

Answer last updated on: 11/03/2021

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