Publication 360, Fruit Production Recommendations:
Strawberries (Fruiting Years) - Mid-August and again once or twice at 2-week intervals

Excerpt from Publication 360, Fruit Production Recommendations 2010-11,
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Table of Contents

1. Common leaf spot
   • Precautions
2. Other Strawberry Calender sections (Fruiting Years)
   • When new growth appears
   • When flower buds are visible in the crown
   • As flower buds extend from crown
   • First bloom
   • 7 to 10 days after first bloom
   • Preharvest
   • Renovation (after mowing)
   • Renovation (after mowing, to new growth)
   • Fall
3. Other Information on Strawberries
   • Strawberry Nutrition
   • Strawberry Calendar (Non-Bearing)
   • Notes on Insects and Diseases on Strawberries
   • Table 5-19. Products Used on Strawberries
   • Table 5-20. Activity of Fungicides on Strawberry Diseases
   • Table 5-21. Miticides Registered on Strawberries
   • Table 5-22. Activity of Insecticides on Strawberry Pests
   • Table 5-23. Strawberry Variety Disease Ratings
4. Other Information on Berries
   • Blueberries
   • Currant and Gooseberries
   • Raspberries
   • Saskatoons
5. Pub 360 Chapter 5 - Strawberry Calendar - (PDF 229 kB)
6. Related Links
   

Common leaf spot (Mid-August)

To control common leaf spot, protect new leaves as they unfold. Spray susceptible varieties such as Jewel, Mira, Kent, Veestar, MicMac. Alternate products from different groups.

• Materials: Apply one of:
  •  Copper 53 W @ 3.80 kg
    • Comments: Copper: Spray copper alone. For instructions on mixing copper sprays see Use of Copper Products on Fruit Crops.
      
  • Supra Captan 80 WDG @ 4.25 kg or Maestro 80 DF @ 4.25 kg
    
  • Topas 250 E @ 500 mL
  • Pristine WG @ 1.3kg
• For more information - Ontario CropIPM: Leaf Spot

Precautions

Read the product label and follow all safety precautions.
Consult the product label for suggested water volumes. Otherwise, use enough water to ensure thorough spray coverage.

Products are listed according to insecticide and fungicide family groups. Use products from different groups to help prevent pest resistance. For resistance management refer to Pest Resistance to Insecticides, Fungicides, Miticides.

For information on strawberry pest identification, monitoring and thresholds, see ONTARIO CropIPM: Integrated Pest Management Training, available at www.ontario.ca/cropIPM or as OMAFRA Publication AF141 in CD format.

For re-entry period, maximum number of applications and chemical group, see Table 5-19. Products Used on Strawberries.

Related Links

• Ontario StrawberryIPM
• Notes on Strawberry Diseases and Insects
• OMAFRA Berry Index Page
• Integrated Pest Management (IPM)
• Pesticide Application and Safety
• Pesticide Companies and Agents
• Search the PMRA website
• Ontario Minor Use Program
• OMAFRA Publication 505: Ontario Weeds
• OMAFRA Publication 75: Guide To Weed Control: Berry Crops