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

Author: OMAFRA Staff
Creation Date: 25 November 2002
Last Reviewed: 02 June 2008

Pub 75: Guide to Weed Control > Berry Crops > Herbicide Recommendations for Highbush Blueberries (Year of Planting): Postemergence Grass and Broadleaf Herbicides

Excerpt from 2008 Chapter 14, Publication 75, Guide to Weed Control, Order this publication

Cover of Publication 75, Guide to Weed ControlTable of Contents

  1. Glyphosate
  2. Cane and Bush Berries Herbicide Ratings:
    from Tree Fruit Herbicide Rating Tables (Table 15-1) (PDF 110k)
  3. Other Highbush Blueberry Weed Control Recommendations
  4. Related Links
Glyphosate
Trade Name
Active Ingredient
glyphosate
or glyphosate
or glyphosate
or glyphosate
Formulation
360 g/L
480 g/L
500 g/L
540 g/L
Rate per hectare (active)
1 to 2 kg/ha
1 to 2 kg/ha
1 to 2 kg/ha
1 to 2 kg/ha
Rate per hectare (product)
2.8 to 5.6 L/ha
2.08 to 4.17 L/ha
2.0 to 4.0 L/ha
1.85 to 3.7 L/ha
Rate per acre (product)
1.12 to 2.24 L/ac
0.83 to 1.67 L/ac
0.8 to 1.6 L/ac
0.74 to 1.48 L/ac

Precautions

  • Apply as a directed spray under the bushes, avoiding new shoots.
  • Apply in 200-300 L/ha water (80-120 L/ac), using no more than 275 kPa pressure.
  • Avoid contact with fruit, foliage or canes.
  • Use only one application per season.
  • Do NOT apply closer than 30 days to harvest.

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