Judy from Selmer Tn writes
Prime Source Prodiamine 4SC Select is applied at 22 oz to 48.4 oz/acre (0.5 to 1.1 fl oz per 1000 sq ft) in no less than 20 gallons of water (½ gallon of water per 1000 sq ft) depending on the type of turfgrass you have.
Please review Table 1 on page 7 of the product label for application rates. I
Answer last updated on: 02/24/2021