Amid-Thin® W Plant Growth Regulator


Amid-Thin® W Plant Growth Regulator

Optimize Fruit Size and Quality


Chemical thinning optimizes fruit size and quality and is one of the most important seasonal applications in pome fruit, like apples and pears. Amid-Thin® W Plant Growth Regulator is easy on foliage and offers a wide margin of crop safety when applied at recommended concentrations.

  • Optimizes Fruit Size and Quality in Apples and Pears
  • Easy On Foliage


  • Fruit Thinning
  • Apple Thinning
  • Pear Thinning
  • Optimizes Fruit Size &Quality
* 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
  • Cripps Pink Apple
  • Duchess 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
  • Red Astrachan Apple
  • Red Delicious Apple
  • Rhode Island Greening Apple
  • Rome Apple
  • Rome Beauty Apple
  • Spartan Apple
  • Stayman Apple
  • Taylor Rome Apple
  • Williams Early Red Apple
  • Yellow Newton Apple
  • Yellow Transparent Apple
  • York Apple
  • Bartlett Pear
  • Bosc Pear
Show More Crops

* Not all crops are registered in every state.

Sustainable Solutions Criteria – Amid-Thin® W 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 Amid-Thin® W 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 Amid-Thin® W 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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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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Always read and follow label instructions.
Amid-Thin is a registered trademark of AMVAC Chemical Corporation.