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Spraying Plum Trees

A proper and consistent spray schedule is important to the survival of your fruit tree. From diseases to pests, many potential issues can be prevented with spraying before they even begin! To reap its benefits, spraying should be done consistently and thoroughly following the guidelines below.

NOTE: This is part 8 in a series of 10 articles. For a complete background on how to grow plum trees, we recommend starting from the beginning.

Before you begin, read and follow all instructions on labels.

General Maintenance

Spray every 7 to 10 days or after rain with Bonide® Citrus, Fruit & Nut Orchard Spray as a protective spray for fungal diseases. May be used up to day before harvest.

Natural Control

  • Serenade® Garden Disease Control for leaf spot and powdery mildew.

When To Spray

Dormancy (late winter/early spring before bud break)

  • Bonide® All Seasons® Horticultural & Dormant Spray Oil for scale insects and mites.
  • Bonide® Fung-onil™ Fungicide for leaf curl.

Budbreak

  • Bonide® Fung-onil™ Fungicide for brown rot, shothole and scab.

Full Bloom

  • Bonide® Captan Fruit & Ornamental for brown rot.

Growing Season

  • Bonide® All Seasons® Horticultural & Dormant Spray Oil for scale insects and mites.

At the First Sign of:

  • Bonide® Captain Jack’s™ Deadbug Brew for borers, leafrollers, fruit flies, Japanese beetles and thrips (not for use on large trees).
  • Bonide® Citrus, Fruit & Nut Orchard Spray for scale insects, plant bugs, aphids, brown rot, mites, powdery mildew, leafhoppers, thrips and blight.
  • GardenTech® Sevin® Concentrate Bug Killer for scale insects, leafrollers, aphids, mites and borers (not for use on large trees).
  • Bayer Advanced™ Complete Insect Killer for scale insects, plant bugs, leafrollers, aphids, green fruitworm, plum curculio, oriental fruit moth, mites, rose chafer, borers, Japanese beetle and leafhoppers (not for use on large trees).
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