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Crop Disease Rate per Acre
per 100 gal. of water

ppm’s (copper)
per 100 gal.of water



Brown Rot

30-70 oz.

120-275 ppm

Apply at first indication of rain or first appearance of Brown Rot. Re-apply as needed during wet weather.

Greasy spot, Pink Pitting

25.6- 64 oz.

100-250 ppm

  Apply during mid-summer.


25.6-64 oz.

100-250 ppm

Apply shortly before trees begin to flush. Re-apply at 2/3 petal fall. Re-apply 4 weeks later, if necessary.


25.6-64 oz.

100-250 ppm

Apply 2 times per year before the onset of spring and autumn rains.

Canker (Suppression)

12.6 lb.2

12.8-64 oz.

7 days3

50-250 ppm

3.15 lbs.1

Spray flushes 7 to 14 days after shoots begin to grow. Young fruit may require additional applications. Number and timing of applications will be dependent on disease pressure. Under heavy pressure, each new flush of growth should be sprayed. Heavily infected trees should be sprayed with a minimum dosage of 250 ppm with a follow up spray in 7-14 days at 200 ppm.

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**