how often do you spray pesticides

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  • When is the best time to use insecticides?

  • An overcast, calm day is the best time to address outdoor insects. 5. Don鈥檛 overdo, and take precautions. Remember that insecticides, be they chemical or organic, are toxic. The objective is to use them sparingly鈥攐nly when necessary and just enough to successfully control the infestation.

  • Can you spray pesticides on windy days?

  • Never apply pesticides outdoors on a windy day (sustained winds higher than 8 mph) or when winds are gusty or variable in direction. Use coarse droplet nozzles on your sprayer to reduce misting. Larger droplets help prevent drift.

  • How often do apple trees need to be sprayed?

  • How Often Do Apple Trees Need to Be Sprayed in a Season? 1 November Through February. In winter, apple trees are dormant. … 2 March and April. In March and April, after the weather has warmed, spray for aphids, mites, mildew and scab. … 3 May Through September. Put out codling moth traps when the trees bloom. … 4 After September. …

  • What time of year do you spray for aphids?

  • March and April. In March and April, after the weather has warmed, spray for aphids, mites, mildew and scab. Organic gardeners might use lime sulfur, lime sulfur with oil, horticultural oil, insecticidal soap or neem oil, depending on the pests in the area.

    how often do you spray pesticides

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