Herbicide Recommendations for Carrots:
Soil Applied Broadleaf Herbicides

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Excerpt from Chapter 13, Publication 75, Guide to Weed Control, Order this publication

Table of Contents

1. Lorox
2. Gesagard
3. Vegetable Herbicide Weed Control Ratings (Table 13-1) (PDF file - 86Kb)
   • Annual Grasses
   • Broadleaf Weeds
   • Perennial Weeds
4. Other Carrot Weed Control Recommendations
   • Preplant Incorporated followed by Postemergence
   • Preemergence followed by Postemergence
   • Soil Applied Grass and Broadleaf Herbicides
   • Postemergence Grass Herbicides
   • Postemergence Grass and Broadleaf Herbicides
5. Related Links

Precautions

• PRE - Apply as a band or broadcast spray after planting but before carrots emerge.
• Apply in 200-350 L/ha (80-140 L/ac) water.
• Use the lower rate on sandy soils.
• Carrots are very sensitive to this treatment at the time of emergence and severe injury can occur at this time if there is a heavy rain or if the area is irrigated.

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Precautions

• PRE - apply soon after seeding.
• Apply in 200-1000 L/ha (80-400 L/ac) water.
• Use the lower rate on sandy soils and the higher rate on muck soils.
• Do NOT use at or near time of emergence.
• Do NOT use for POST use.

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Related Links

• Weeds in Ontario
• Vegetables in Ontario
• Carrots in Ontario
• Integrated Pest Management (IPM)
• Pesticide Application and Safety
• Pesticide Companies and Agents
• OMAFRA Sprayer Calibration Calculator
• Search the PMRA website
• OMAFRA Publication 505: Ontario Weeds
• OMAFRA Publication 75: Guide To Weed Control

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