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Spraying Citrus Trees

Spraying is important to the survival of your plants. To handle potential diseases and pests, reference the guidelines below to know what you should spray, and when you should use it.

NOTE: This is part 9 in a series of 11 articles. For a complete background on how to grow citrus trees, we recommend starting from the beginning.

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

What To Spray

At the First Sign of:

  • Bonide® All Seasons® Horticultural & Dormant Spray Oil for scale insects, red spider mites, mealybugs and whitefly larvae.
  • Bonide® Insecticidal Soap for mites, mealybugs, scale insects, thrips and whitefly.
  • Bonide® Captain Jack’s™ Deadbug Brew for thrips (to prevent fruit scarring from thrips, treat when fruit if marble size) (not for use on large trees – taller than 6 feet).

By Tree

Orange, Lemon, Lime

At the First Sign of:

  • Bonide® Citrus, Fruit & Nut Orchard Spray for mites, whiteflies, mealybugs, scale insects and thrips.
  • GardenTech® Sevin® Concentrate Bug Killer for scale insects (not for use on large trees – taller than 10 feet).

Orange

At the First Sign of:

  • Bonide® Thuricide® Bacillus Thuringiensis (BT) for leafroller and orange dog caterpillars.
NEXT: Watering Citrus Trees
Previous: Pruning Citrus Trees