Herbicide Recommendations for Highbush Blueberries (Year of Planting): Postemergence Broadleaf Herbicides

Table of Contents

1. Aim EC + Agral 90 or Ag-Surf or + Merge
2. Lontrel
3. Cane and Bush Berries Herbicide Ratings:
   from Tree Fruit Herbicide Rating Tables (Table 15-1) (PDF 110k)
   • Annual Grasses
   • Annual Broadleaf Weeds
   • Perennial Weeds
4. Other Highbush Blueberry Weed Control Recommendations
   • Year of Planting
     • Soil Applied Grass and Broadleaf Herbicides
     • Postemergence Grass Herbicides
     • Postemergence Grass and Broadleaf Herbicides
   • Established Planting
     • Soil Applied Grass and Broadleaf Herbicides
     • Postemergence Grass Herbicides
     • Postemergence Broadleaf Herbicides
     • Postemergence Grass and Broadleaf Herbicides
5. Related Links

Precautions

• Apply POST with a HOODED SPRAYER between the rows or between the plastic mulch.
• Apply to actively growing weed up to 10 cm tall.
• Apply in a minimum of 100 L/ha (40 L/ac) water.
• Do NOT apply closer than 1 day to harvest.
• Apply ONLY once per growing season
• Aim EC may cause crop injury if the spray is allowed to come in contact with the green stem, leaves, bloom or fruit.
  

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  Lontrel

  Trade Name	Lontrel 360
  Active Ingredient	clopyralid
  Formulation	360 g/L
  Rate per hectare (active)	0.15 to 0.3 kg/ha
  Rate per hectare (product)	0.42 to 0.83 L/ha
  Rate per acre (product)	0.17 to 0.33 L/ac

  Precautions

  • Apply once per year, directed under the bushes on emerged weeds.
  • For emerged vetch, use 0.42 L/ha
  • For red and white clover, use 0.83 L/ha.
  • Do NOT apply closer than 45 days to harvest.

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  Related Links

• Weeds in Ontario
• Berries in Ontario
• Problem Weed Control in Field Crops
• 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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