Crop Disease Rate per Acre
per 100 gal. of water

ppm’s (copper)
per 100 gal.of water




4.92 lb.2

25.6-38.4 oz.

7 Days3

100-150 ppm

1.23 lb.1

Make initial application just before flowering and repeat on a weekly schedule until just before harvest. Use the higher rates for severe disease.

1Maximum per Application Rate (lbs Cu2+/A)
2Maximum Annual Rate (lbs Cu2+/A)
3Minimun Retreatment Rate (lbs Cu2+/A)
*Not Permitted in California
Permitted only in Washington State and Oregon**