Product

Rate

PHI*

Comments

Kerb 50 WSP

• Direct seeded – apply pre-plant incorporated, pre-emergence or post-emergence.
• Transplanted – apply 7 to 10 days after transplanting.
• Do not make more than 1 application per year.
• Is not effective on high organic matter soils.
• Do not replant lettuce in treated fields in the same year. See label for more plant back restrictions.
• Does not control dandelion or Canadian thistle.

Post-emergence

Aim EC

(carfentrazone-ethyl)

Group 14

37 to 117 mL/ha
(15 to 47 mL/acre)

Apply in 100 L/ha (40 L/acre) of water

• Controls annual weeds.
• Must be applied using hooded sprayers to actively growing weeds between the rows of the emerged crop.
•  Use an adjuvant such as Agral 90 or Agral-Surf at 0.25% v/v (0.25 L/100 L of spray solution) or Merge at 1% v/v (1 L/100 L of spray solution).
• PRECAUTION:  crop injury will occur when spray drift is allowed to come in contact with green stem tissue or leaves.
• Apply only once per growing season.

• For transplanted lettuce, apply 1 time per year.
• For direct-seeded lettuce, 2 applications per year can be made to a total maximum application rate of 1.1 L/ha (445 mL/ac).
• Apply when annual weeds are in the 1 to 6 leaf stage and quackgrass is in the 1 to 3 leaf stage.
• For direct-seeded lettuce, make 2nd application 14 to 21 days after thinning.
• Annual bluegrass is not controlled.
• Apply in 50 - 200 L/ha (20 - 80 L/ac) water.
• Pressure varies with various water volumes, see label for detail.
• Observe a plant back interval of 30 days for all crops not listed on label.
• Group 1 herbicide.

Ignite 15 SN

• May be used for annual grasses and broad leaf weeds.
• Do not handle with bare hands or with leather or cloth gloves.
• Rainfall within 4 hours may reduce effectiveness.
• See section on stale seed bed technique (Pest Management section of this guide).