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Petal Fall Sprays

Author: Kathryn Carter - Pome Fruit IPM Specialist/OMAFRA
Creation Date: May 2009
Last Reviewed: May 2009

The fit of new reduced risk pesticides in apples depends on which pests are present in your orchard, and the pest pressure. Although reduced risk pesticides may be more costly than conventional products, they are often safer products to use, are easier to manage for worker safety (short re-entry periods), have less impact on beneficial insects and non-target organisms, and may provide the opportunity to manage multiple pests at once (this helps offset the costs).

The following table shows which insecticides applied at petal fall will provide control of multiple pests, giving you the biggest bang for your buck. Some useful products that can be used at petal fall are:

The following table shows which insecticides applied at petal fall will provide control of multiple pests

Legend
OBLR - Oblique-banded leafroller
OFM - Oriental fruit moth
PC - Plum curculio
CM - Codling moth
MB - Mullein bug
TLM - Tentiform leafminer
EAS - European apple sawfly
C - Calypso only
NR - Not registered for this use

Keep in mind that the residual of these products may differ from conventional products. Repeated use of some products may result in an increase in mite populations. The timing of some of these products (particularly later in the season) may differ from conventional products so refer to Pub. 310, Apple IPM Manual for more information

 

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