If the sprayer is not working on the Ortho Flower, Fruit and Vegetable Insect Killer Ready-To-Use after you've rinsed the sprayer with hot water to attempt to clear out any debris, we would recommend contacting the product manufacturer, Scotts, at 1 (888) 270-3714.
The fruits and vegetables Ortho Flower, Fruit and Vegetable Insect Killer Ready-To-Use labeled safe are listed on page 5 of the product label.
Yes, Ortho Flower, Fruit and Vegetable Insect Killer Ready-To-Use is safe for listed edible plants meant for human consumption when applied as directed.
Please view the product label for approved edibles, application rates and the Pre Harvest Intervals.