Seven insecticides are registered for spotted wing Drosophila (SWD) management this season, including two emergency use registrations: Mako and Malathion 85 E. Thanks to Jim Chaput, Minor Use Coordinator, for working on these emergency use registration submissions.
Open this PDF Registrations for SWD June 2018 for the full infosheet, which includes rates, REI, PHI, Max applications, and re-treatment intervals.
|Imidan 70 WP (Group 1B)||Blueberries|
|Exirel (Group 28)||Blueberries, raspberries|
|Success (Group 5)||Blueberries, raspberries, strawberries|
|Delegate (Group 5)||Blueberries, raspberries, strawberries|
|Entrust (Group 5)||Blueberries, raspberries, strawberries|
|Mako (Group 3) (emergency registration valid to November 2018). For suppression only.||Strawberries, raspberries|
|Malathion 85 E *Group 1B) (Emergency registration valid to November 2018).||Blueberries, raspberries, strawberries.|
Rotate between different chemical groups, re-apply every 5-7 days and re-apply after a rain.
SWD management is an integrated approach. Check out this blog post from May 16 for more on different management practices.