The following are the types of plants to inspect, the pest is what kind of pest you will see in your landscape, and the action is what to do when inspecting your landscape.
Plant | Pest | Action | |
Andromeda |
Inspect underside of new growth for adults. Treat with Bonide Eight if needed. |
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Crabapple |
Examine branch tips for shiny black egg masses and remove. |
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Dogwood |
Inspect trunk and large branches for holes and fresh sawdust. Destroy by hand or treat with nematodes. |
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Dogwood Sawfly |
Inspect foliage for caterpillars that are covered with a white coating. |
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Hemlock |
Inspect for masses of white wax at base of needles. Coverage and follow-up vigilance are critical. |
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Honeylocust |
Honeylocust Mite |
Shake branch over white surface. Look for reddish-brown mites and treat with Monterey Garden Insect Spray if needed. |
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Larch |
Inspect needles for tip browning and young cases. Treat with Thuricide if needed. |
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Magnolia |
Magnolia Scale |
Inspect twigs for large, brown adult scales and white crawlers. Treat with Bonide Malathion if needed |
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Pine (soft) |
White Pine Aphid |
Inspect for black eggs on needles. Remove infested needles if few or treat with Espoma Earth Tone Insect Control or All Season’s Spray Oil. |
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Rhododendron |
Inspect large lower branches for holes and fresh sawdust. Destroy by hand or treat with nematodes. |