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Apple Calendar: Guidelines for Protecting Non-Bearing Apple Plantings

Author: OMAFRA Staff
Creation Date: 25 June 2007
Last Reviewed: 25 June 2007
Pub 360, Fruit Production Recommendations> Apples > Apple Calendar > Guidelines for Protecting Non-Bearing Apple Plantings
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Extract of Publication 360, Fruit Production Recommendations , Order This Publication

Cover of Publication 360, Fruit Production RecommendationsTable of Contents

  1. Apple Calendar
  2. Guidelines for Protecting Non-Bearing Apple Plantings
  3. Early Spring
  4. First Spray
  5. Prebloom
  6. Bloom
  7. Post-bloom
  8. Summer Sprays
  9. Pub 360 Chapter 7 - Apples - Apple Calendar - (Pdf format 1.17 Mb)
  10. Related Links
  11. For more Information

Apple Calendar

Consult the product label for suggested water volumes. Otherwise, use enough water to ensure thorough spray coverage. Where the product rate is listed in amount per 1,000 L, and if a water volume is not provided on the label, use enough water to wet the foliage to the near drip point.

Check Table 7-7, Days to Harvest Intervals for Products Used on Apples

Guidelines for Protecting Non-Bearing Apple Plantings

The following program is designed to offer limited protection when needed for newly planted trees. It is not intended for protection of bearing orchards. To minimize pest pressure, remove neglected fruit trees in the area, and control weeds. Alternate materials are available as shown in the calendar for bearing fruits.

powdery mildew damage on fruitEarly Spring

Diseases and Insects
  • Phytophthora collar rot
Comments

See Phytophthora Collar Rot on page 116.


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First Spray

powdery mildew damage on fruitDiseases and Insects
  • Powdery mildew
Materials
  • Nova 40 W
  • Nustar
  • Sovran
  •  Flint 50 WG
  • Dikar

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developing secondary scab lesionsDiseases and Insects
  • Scab
Materials
  • Dikar
  • Manzate DF
    or Dithane DG
    or Penncozeb 75 DF
  • Polyram DF
  • Supra Captan 80 WDG
    or Maestro 80 DF
Comments

When green tissue shows. Repeat at 7-10 day intervals if wet weather occurs until late June.

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Prebloom

adult tentiform leafminerDiseases and Insects
  • Tentiform leafminer
Materials
  • Assail 70 WP
  • *Pounce
  • *Decis 5EC
  • *Ripcord 400 EC
    *Matador 120 EC
  • Confirm 240 F
  • Intrepid 240 F
Comments

* Do not apply pyrethroids more than once per season. Pyrethroids are highly toxic to beneficial insects and may lead to outbreaks of European red mite.

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green fruitworm and damaged appleDiseases and Insects
  • Leaf-feeding caterpillars
Materials
  • Imidan 50 WP
  • Guthion Solupak
    or Sniper
  • Zolone Flo
Comments

Before blossoms open in adjacent bearing orchards. Apply when caterpillars are small. Include with a fungicide spray. Not necessary if a pyrethroid was used for tentiform leafminer.

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fire blight cankerBloom

Diseases and Insects
  • Fire blight
Materials
  • Streptomycin 17
Comments

Avoid overstimulating growth. See Fire Blight on page 114.

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damage caused by leaf curling midgePost-bloom

Diseases and Insects
  • Leaf curling midge
Materials
  • Ripcord 400 EC

 

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Summer sprays

Diseases and Insects
Materials
  • Imidan 50 WP
  • Guthion Solupak
    or Sniper
  • Zolone Flo
Comments

This spray will also control potato leafhopper.

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Rosy apple aphid colonyDiseases and Insects
  • Aphids
Materials
  • Admire 240 F 70 WP
  • Pirimor 50 DF
  • Thiodan 50 WP
    or Thionex 50 W
  • Diazinon 50 W
Comments

Spray if insects become abundant at any time.

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Adult white apple leafhopperDiseases and Insects
  • White apple leafhopper
Materials
  • Admire 240 F
  • Assail 70 WP
  • Pirimor 50 DF
  • Thionex 50 W

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Adult potato leafhopperDiseases and Insects
  • Potato leafhopper
Materials
  • Thionex 50 W
  • Thiodan 50 WP
  • Assail 70 WP

 

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adult tentiform leafminerDiseases and Insects
  • Tentiform leafminer
Materials
  • Admire 240 F
  • Assail 70 WP
  • Vydate L
Comments

Vydate is very toxic to applicator. Timing is critical. If mines are visible on underleaf surface, consult crop consultant.

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bronzing injury on an apple due to mitesDiseases and Insects
  • Mites
Materials
  • Pyramite
  • Kelthane 50 W
  • Carzol SP
  • Acramite 50 WS
  • Envidor 240 SC
Comments

Check foliage frequently for mite injury. Spray if more than 10 mites per leaf are observed or at 1st sign of leaf bronzing.

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Diseases and Insects
  • Buffalo treehopper
Comments

Follow clean cultivation practices or remove legumes from cover crop.

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powdery mildew damage on fruitDiseases and Insects

  • Phytophthora collar rot

Materials
  • See Phytophthora Collar Rot on page 116.

 

 

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Diseases and Insects
Materials
  • See Nematodes on page 60, and Nematode suppression after planting on page 62.

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Related Links

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