When mixing, we would recommend filling the tank up half way, putting the product inside of the sprayer and shaking it up. The mixing ratio of Hi-Yield Zinc Sulfate is 1 tablespoon per 3 gallons of water.
Hi-Yield Zinc Sulfate is applied at the following rates for a foliage spray: 1 tablespoon per 3 gallons and soil treatments: 1-3/4 lbs. per inch of diameter. It is not advised to apply in a hose end applicator.
Hi-Yield Zinc Sulfate is for applications to pecan and listed fruit trees.
We recommend reaching out directly to the manufacturer of Hi-Yield Zinc Sulfate for product support regarding your question.
VPG can be reached by either calling 855-270-4776 or by emailing consumersupport@fertilome.com.