| Apples |
Promalin® Plant Growth Regulator Increases Fruit Set After a Frost Event Promalin® Plant Growth Regulator applied just prior to or after a frost event can improve fruit set and crop value in apples. Fruit Set in Rome Apples
Fruit Set After Frost Events Rome Apples
Untreated Promalin
Untreated
0
5
10
15
20
% Fruit Set
Crop: Rome/M.7 trees Full bloom: April 10–12 Frost events: • April 12 low 24.8ºF • April 13 low 29.3ºF • April 24 low 30.2ºF
Promalin applications: • 1 pint April 12, 11:30 AM • 1 pint April 13, 11 AM
Source: Dr. Steve McArtney, NC State University Location: Henderson County, NC
Promalin Treated
How To Use* Rate
1–2 pints (16–32 ounces). Use higher rate for greater fruit set.
Timing
Apply within 24 hours prior to or after a frost event when the majority of the crop is between early bloom and full bloom
Spray Volume
75–150 gal/A
Adjuvant
Not recommended
*Not for use in California
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Products That Work, From People Who Care is a registered trademark of Valent U.S.A. LLC. Promalin is a registered trademark of Valent BioSciences LLC. ©2019 Valent U.S.A. LLC. All rights reserved. Printed in the U.S.A. 2019-PRM-8001 PM 1/19
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