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Spraying Filbert Hazelnut Trees

Spraying is important to the survival of your trees. 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 6 in a series of 8 articles. For a complete background on how to grow filbert hazelnut trees, we recommend starting from the beginning.

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

When To Spray

At the First Sign of:

  • Serenade® Garden Disease Control for leaf spot, powdery mildew and more.
  • Bonide® Total Pest Control for tent caterpillars.
  • Bonide® Citrus, Fruit & Nut Orchard Spray for powdery mildew and aphids.
  • Bonide® Thuricide® Bacillus Thuringiensis (BT) for tent caterpillar and leafroller.

Leaf Bud Break

  • Bonide® Fung-onil™ Fungicide for eastern filbert blight.
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