Signal® is a Group 1 grass weed herbicide in wheat with proven crop safety and tank-mix flexibility that can be combined with a wide range of broadleaf herbicide options.

Technical information

Active ingredient: Group 1 (clodinafop)
Rainfast: 30 minutes
Treatment area: One case treats 40 acres
Tank-mix order: Any broadleaf herbicide, Signal, Enhance®
Crop staging: Prior to emergence of 4th tiller
Notes: Always follow tank-mix order. Follow label directions for any tank-mix products added

Registered crops

  • Wheat (spring, durum)

Major Weeds controlled

  • Barnyard grass
  • Foxtail (green, yellow)
  • Persian darnel
  • Volunteer canary seed (requires 115 mL/ac.)
  • Wild oats (up to 6-leaf stage)


  • PROVEN crop safety
  • TRUSTED PERFORMANCE for wild oat control
  • TANK-MIX FLEXIBILITY with a wide range of broadleaf herbicide partners
  • Ground and aerial application

Tank-Mix Partners

  • 2,4-D amine/ester
  • Approve®/ Thumper
  • Curtail* M
  • Decis®
  • Dyvel®
  • Enforcer® D
  • Enforcer® M
  • Estaprop®
  • Frontline
  • Infinity
  • Lontrel®
  • Matador®
  • MCPA amine/ester
  • Mextrol / Buctril M
  • Pixxaro
  • Prestige®
  • Refine® SG
  • Target®
  • Tilt®/Nufarm Propiconazole
  • Trophy®
  • OcTTain

Supported tank-mix


for specific crop usage information see label for details