Download - Managing Gypsy Moth in Small Landscapes
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Managing Gypsy Moth in Small Landscapes
Vincent Cotrone Extension Urban Forester
Penn State University
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APPLICATION OPTIONS
Basal Soil Drench Basal Soil Injection Trunk Injection Systems Macro Infusion/Injection Micro Infusion Canopy Sprays
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Canopy Spraying – Need large equipment
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ORGANIC SAFE PRODUCTS
Conserve (Spinosad - bacterium) or Thuricide/ Dipel (B.t. var. kurstaki)
Foliar Applications Early when caterpillars are small
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If you missed the early May spray window for using BT (bio-controls) • Orthene (Acephate) • Sevin (Carbaryl) • Dimlin (Diflubenzuron) – restricted use pesticide
that can only be applied by a licensed applicator. Note – all are toxic to bees and other pollinators ALWAYS READ and FOLLOW THE LABEL!
Pesticides for Foliar Applications
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Soil Drench and Soil Injections
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SOIL DRENCHING FOR ROOT UPTAKE
Systemic Pesticides that Moves from Roots to Leaves
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Mauget – Abacide 2 (abamectin) or Inject-A-Cide B (bidrin)
Micro- Infusion/Injection
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Must remove caterpillars twice a day (morning & evening) to be effective
Burlap Banding
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TANGLEFOOT BANDS
• Not as effective as Burlap because caterpillars will crawl over dead stuck caterpillar
• Also messy on tree trunks for a long time
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FINDING A PDA LICENSED APPLICATOR • Check the Yellow Pages for Landscapers
that spray trees • Ask if they have a large sprayer to hit tops
of trees or if they inject trees. • Start contacting a sprayer this fall to
schedule for early May • Make sure they have a PDA Pesticide
Applicators License (Category 6) • Check the BU – Number on the truck • Contact Department of Agriculture or
Penn State Extension for more information
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More Information: Contact Penn State Extension 570-825-1701
or email [email protected] http://Extension.psu.edu