Flax: Preharvest

Table of Contents

1. Glyphosate
2. Reglone Dessicant + Agral 90
3. Flax Herbicide Ratings Tables (Table 12-1) (PDF 93 kb)
   • Annual Grasses
   • Annual Broadleaf Weeds
   • Perennial Weeds
4. Related Links

Precautions (For more information, see Chapter 4. Herbicides Used in ONtario, page 23 and Chapter 5. Notes on Adjuvants, page 69).

• Apply in 50-100 L/ha (20-40 L/ac) water when the crop is less than 30% grain moisture, when the majority of bolls are brown (75-80%) and 7-14 days prior to harvest.
• Do NOT apply to seed crops.

  Reglone Dessicant + Agral 90

  Trade Name	Reglone Dessicant	+ Agral 90
  Active Ingredient	diquat	+ non-ionic surfactant
  Formulation	240 g/L
  Rate per hectare (active)	0.3 - 0.408 kg/ha	0.1% v/v
  Rate per hectare (product)	1.25 - 1.7 L/ha	1 L/1,000 L
  Rate per acre (product)	0.5 - 0.68 L/ac	1 L/1,000 L

Precautions (For more information, see Chapter 4. Herbicides Used in ONtario, page 23 and Chapter 5. Notes on Adjuvants, page 69).

• Apply when the crop is at 75% boll turn stage.
• Do NOT apply to immature crop.
• This application reduces dry down time and eliminates the need for swathing.

Related Links

• Weeds in Ontario
• Flax and Sunflowers in Ontario
• Canola and Mustard 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