Cranberries: Postemergence Broadleaf Herbicides
Excerpt from 2010-2011 Chapter 14, Publication 75, Guide to Weed Control, Order this publication
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Table
of Contents| Trade Name |
or 2,4-D* |
or 2,4-D* |
|
|---|---|---|---|
| Active Ingredient |
2,4-D*
|
or 2,4-D*
|
or 2,4-D*
|
| Formulation |
470 g/L
|
564 g/L
|
660 g/L
|
| Rate per hectare (active) |
0.47 kg/2 L water
|
0.47 kg/2 L water
|
0.47 kg/2 L water
|
| Rate per hectare (product) |
1 L/2 L water
|
0.83 L/2 L water
|
0.71 L/2 L water
|
Precautions (For more information, see Chapter 4. Herbicides Used in Ontario, page 23 and Chapter 5. Notes on Adjuvants, page 69).
- New and established plantings.
- For emerged annual and perennial weeds, including hardhack, St. John's Wort, alder and purple aster.
- Apply with a ropewick or other wiper to actively growing weeds (June to July).
- Do NOT contact the crop.
- Use ONLY one application per year.
- Do NOT apply closer than 50 days to harvest.
| Trade Name | |
|---|---|
| Active Ingredient | clopyralid |
| Formulation | 360 g/L |
| Rate per hectare (active) | 7.2 g/L water |
| Rate per hectare (product) | 20 mL/L water (2% solution) |
Precautions (For more information, see Chapter 4. Herbicides Used in Ontario, page 23 and Chapter 5. Notes on Adjuvants, page 69).
- New and established plantings.
- For emerged vetch.
- Do NOT use more than 2 applications a year - in spring before bud break, again until growth is 1-2 mm long, and/or in the fall at least 2 weeks after harvest, when vines have winter dormancy colour.
- Apply with wiper equipment onto weed foliage that extends above the cranberry canopy. Avoid contact with cranberry shoots after growth begins.
- Do NOT apply closer than 60 days to harvest.
* See Table 4-1. Herbicides Used in Ontario, page 23, for formulations available. Not all formulations are registered on all crops. See label for specific uses and rates.
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
For more information:
Toll Free: 1-877-424-1300
Local: (519) 826-4047
E-mail: ag.info.omafra@ontario.ca
| Author: | OMAFRA Staff |
|---|---|
| Creation Date: | 25 November 2002 |
| Last Reviewed: | 08 June 2010 |