Sweet Corn - Commercial Herbicides

Herbicides registered for Commercial use on Sweet Corn in Utah.

Conventional Herbicides

  Application Relative to Crop Application Relative to Weeds Weeds Controlled
Brand Name (REI/PHI) Active Ingredient Before Planting or crop emergence Post-emergence to defined cro’ stage Post-emergence, shielded Pre-emergence Post-emergence Annual Grass Small-seeded broadleaves Broadleaves
2, 4-D amine (48hr/-) 2, 4-D   X X   X   X X
Surpass/Cadence (12hr/-) acetochlor X     X   X X X
Aim (12hr/-) carfentrazone   X X   X   X X
alachlor products (12hr/-) alachlor X     X   X X X
atrazine (12hr/-) atrazine X X   X X   X X
Stinger (12hr/30d) clorpyralid   X     X   X X
Outlook, others (12hr/-) dimethenamid-P X X   X   X X  
Define (12hr/-) flufencaet X     X   X    
Starane (12hr/31d) fluroxypyr   X X   X   X X
Option (12hr/45d) foramsulfuron   X X          
RoundUp and others (12hr/-) glyphosate X   X   X X X X
Sandea and others (12hr/30d) halosulfuronmethyl   X   X X   X X
Callisto (12hr/45d) mesotrione X X   X X   X X
Accent (Q) (12hr/-) nicosulfuron   X X   X      
Gramoxone Max (12hr/24hr) paraquat   X X   X X X X
Prowl products (12hr/-) pendimehtalin X X   X   X X  
Princep/ Simazine/others (12hr/45d) simazine X     X   X X X
Dual (II) Magnum (12hr/-) s-metachlor X X X X   X X  
Laudis (12hr/-) tembotrione   X     X   X X
Impact (12hr/45d) topramazone   X     X   X X

REI = Re-entry Interval (the time required to wait before people can enter field after spraying)
PHI = Post-Harvest Interval (the time required between the last spray and harvest)

Note: The information provided is not an endorsement or recommendation for any particular product. Always read the label before applying and follow the directions. Some of these materials may be tank mixed with other herbicides.