Optimize Adjust SL application to meet your objectives.

Adjust SL™ plant growth regulator is a versatile tool for growers seeking flexibility in the complex decision-making process on how to best maximize field potential. The unique formulation of Adjust works in temperatures as low as 34°F which, combined with the wide application window and flexibility to modify dose rates, enables growers to have exceptional PGR customization—even when facing unpredictable environmental conditions.

Recommended Adjust SL application window
Wide application window







Determining the risk for root and stem lodging
When am I at risk for root lodging?
(Feekes 1–4)
When am I at risk for stem lodging?
(Feekes 5–9)
Cereal crops are planted late (backward crop), and the focus is to maximize tillers.Cereal crops are planted early and show lots of growth.
Season is wet, resulting in less compact soil conditions.Spring is warm, promoting lots of growth.
 Cereal fields are highly populated (due to overseeding or heavy nitrogen levels), resulting in weak stems.
Cereal variety is prone to lodging.
When working with high yield wheat management

Adjust SL benefits
(Feekes 1–4)

Adjust SL benefits
(Feekes 5–9)

  • Strengthens root mass
  • Improves anchorage
  • Enables optimal nutrient uptake
  • Prevents root lodging
  • Shortens crop height
  • Thickens stems
  • Prevents stem lodging
  • Enables efficient harvest

Adjust SL application timing and rate recommendations
Crop Application strategy
Growth stage Dosage, fl oz/a
Winter wheatSingle application
Feekes 4–9 (Zadoks 30–39)24.63
Split application: 1st app.**Feekes 1–5 (Zadoks 12–30)≤13.68
Split application: 2nd app.Feekes 6–9 (Zadoks 31–39)10.95*
Spring and durum wheatSingle applicationFeekes 4–9 (Zadoks 30–39)24.63
Split application: 1st app.**Feekes 1–5 (Zadoks 12–30)≤10.95
Split application: 2nd app.Feekes 6–9 (Zadoks 31–39)13.68*
BarleySingle applicationFeekes 4–9 (Zadoks 30–39)31.47
Split application: 1st app.**Feekes 1–7 (Zadoks 14–32)≤15.73
Split application: 2nd app.Feekes 7–9 (Zadoks 32–39)15.73*
OatsSingle applicationFeekes 4–9 (Zadoks 30–39)31.47
Split application: 1st app.**Feekes 1–7 (Zadoks 14–32)≤15.73
Split application: 2nd app.Feekes 7–9 (Zadoks 32–39)15.73*
TriticaleSingle applicationFeekes 4–9 (Zadoks 30–39)31.47
Split application: 1st app.**Feekes 1–5 (Zadoks 12–30)≤15.73
Split application: 2nd app.Feekes 6–9 (Zadoks 31–39)15.73*

*Maximum fluid ounces of Adjust™ SL per acre per year: 24.63 for wheat; 31.47 for barley, oats, triticale
**The smaller the plant, the less gibberellin hormones are present and, therefore, less Adjust™ SL is needed.


To receive the full benefits of Adjust SL, contact your Eastman representative or local advisor to determine the best possible application for your specific situation.

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Certain statements may not be applicable in all geographical regions. Product labeling and associated claims may differ based on government requirements.
Pending EPA registration, Adjust SL is not yet registered for sale or use in the U.S.