Protocol

• 11 weekly releases of 1000 Encarsia March 9 through May
• 1 Lantana Guardian Plant per herb crop on 55 ft2 table
• 10 samples per crop, 2 samples per Lantana plant

Results

• Whitefly parasites readily found on Lantana every week after establishment, but almost undetectable on crop.
• Less than 1 adult whitefly per 5 crop samples most of the season

Season Long Average Key Indicators

• Pull Ratio 79
• Balance Ratio 0.6
• Presence of Natural Enemy immatures constant
• Pest Frequency 0.17

Click to enlarge for better viewing

• USDA Northeast Sustainable Agriculture Research and Education Grants  ONE05-03, ONE06-056, ONE07-071, and ONE11-142
• NE IPM Center Grants 3376-IPM-USDA-2103 & 3613 IPML-USDA-8446
• Mark Yadon, Mischler’s Florist and Greenhouse
• Reenie Sandsted and Cathy Kessler, Bakers Acres of N. Lansing
• Lloyd Traven and Joe Volpe, Peace Tree Farm, Kintnersville, PA
• Mark Zittel, Amos Zittel & Sons, Eden, NY
• Joe Ogrodnick, NYS Agricultural Experiment Station
• Dr. Kevin Zippel and Michelle Ten Eyck, IPM Laboratories, Inc.
• Dr. Sally Newman, Flora & Fauna
• Margaret Skinner and Cheryl Frank, University of Vermont