2018 Crop Protection Guide for Tree Fruits in Washington

Bioregulator Sprays

Thursday, July 19, 2018

Bioregulators: Sweet cherry - Bearing

See General Recommendations for guidelines on table use. Read all product labels carefully.
Spray to runoff


 To
delay
fruit
maturity
REIPHI

Product

Except where noted, rates are amount per 100 gallons in dilute sprays (active ingredient per acre; concentration) 
Falgro 20SP
GA3

0.7-2 oz (16-48 g AI; 10-30 ppm)

4 h

0 d
Falgro 4L
GA3

0.25-0.75 pt (16-48 g AI; 10-30 ppm)

4 h

0 d
ProGibb 4%
GA3

0.25-0.75 pt (16-48 g AI; 10-30 ppm)

4 h

0 d
ProGibb 40%WSG
GA3

0.35-1 oz (16-48 g AI; 10-30 ppm)

4 h

0 d

To delay fruit maturity: Apply once or twice according to the product label approximately 3 weeks before expected harvest when fruit is straw colored. Improves fruit firmness and storage life. Delays maturity 3 to 7 days. Follow all label directions carefully. Note: 20 ppm = 0.50 pint (8 fl oz) ProGibb 4% or Falgro 4L, 0.67 oz ProGibb 40%WSG, or 1.33 oz Falgro 20SP /100 gallons water.



 

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