PoMaxa® Plant Growth Regulator


PoMaxa® Plant Growth Regulator

Maximize Fruit Size and Quality


Have a winning season with PoMaxa® Plant Growth Regulator, a potent auxin-based formulation that's versatile, convenient and a proven pome fruit PGR. PoMaxa works well alongside MaxCel® Plant Growth Regulator for thinning and sizing, and with ReTain® Plant Growth Regulator for drop control to maximize harvest management potential.

  • Versatile - Use Alone or as Part of a Program with MaxCel® PGR or Carbaryl to Maximize Thinning and Fruit Size
  • Convenient - One Formulation for Multiple Uses and Benefits: Thinning, Sizing, Return Bloom and Fruit Drop Control


  • Fruit Thinning
  • Increases Fruit Size
  • Return Bloom Enhancement
  • Fruit Drop Control
* Each crop and use may not be registered in every state. Always read and follow label instructions.

Key Crops*

  • Apple
  • Baldwin Apple
  • Braeburn Apple
  • Cameo Apple
  • Cortland Apple
  • Delicious Apple
  • Early McIntosh Apple
  • Empire Apple
  • Fuji Apple
  • Gala Apple
  • Ginger Gold Apple
  • Golden Delicious Apple
  • Golden Supreme Apple
  • Granny Smith Apple
  • Honeycrisp Apple
  • Idared Apple
  • Jerseymac Apple
  • Jonagold Apple
  • Jonamac Apple
  • Jonathan Apple
  • Lodi Apple
  • Macoun Apple
  • McIntosh Apple
  • Mutsu Apple
  • Northern Spy Apple
  • Olenburg Apple
  • Paulared Apple
  • Pink Lady Apple
  • Red Astrachan Apple
  • Red Delicious Apple
  • Rhode Island Greening Apple
  • Rome Apple
  • Rome Beauty Apple
  • Spartan Apple
  • Stayman Apple
  • Williams Early Red Apple
  • Yellow Newton Apple
  • Yellow Transparent Apple
  • York Apple
  • York Imperial Apple
  • Pear
  • Bartlett Pear
  • Bosc Pear
Show More Crops

* Not all crops are registered in every state.

Sustainable Solutions Criteria – PoMaxa® Plant Growth Regulator

Valent U.S.A. has developed a classification system that defines and identifies sustainable practices and attributes applicable to our ag product portfolio across three pillars of sustainability – People, Planet, and Productivity. This system, called Sustainable Solutions Criteria, uses specific icons that highlight these key sustainable practices and attributes for our products. Products that achieve a high sustainable criterion ranking across all three sustainable pillars, such as PoMaxa® Plant Growth Regulator, are also denoted by the Sustainable Solutions Icon. Click on the icons below or the sustainable solutions icon to the right to learn how PoMaxa® Plant Growth Regulator can support sustainable practices in your operations.


Environmental Fit

  • Protective of pollinators and other wildlife
  • Protective of wetlands and other aquatic and natural areas  adjacent to agriculture
  • Comparatively rapid dissipation in the environment
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Reduces Food Loss

  • Contribution to directly minimizing food waste, in the field or post-harvest
  • Food waste reduced by impact on harvest efficiency, and/or preservation of crop nutrients and quality as measured by grade, packout or other industry-relevant metric
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Improves Crop Production Efficiency

  • Increased yield, yield protection, and/or improved plant health, water  and nutrient use that enhance efficiency of crop production.
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Enhances Quality

  • Enhanced quality of crop commodity that improves overall profitability
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Sustainable Solutions

Valent Sustainable Solutions support the adoption and integration of sustainable practices for crop protection, productivity and yield enhancement products and technologies.

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John Deere Financial Program Offer

PoMaxa® Plant Growth Regulator is eligible for the Valent U.S.A. John Deere Special Financing Offer, which includes a fixed 0% APR on eligible products that help you produce high-quality, high-yield crops. Visit the John Deere Program page at the link below to review the full program details and qualifications.

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Fruit Bites: Apple Thinning Tips: 8-12 mm

Valent U.S.A. Senior Field Market Development Specialist Allison Walston recommends tips for thinning apple trees at 8-12 mm.

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Fruit Bites: The Importance of Apple Thinning

Valent U.S.A. Senior Field Market Development Specialist Allison Walston discusses the importance of apple thinning.

Listen Now
Always read and follow label instructions.
PoMaxa is a registered trademark of Valent BioSciences LLC.