Applications may not be needed** Do I need to apply pesticides for Japanese Beetle (JB) control? Have the plants/media EVER been outside? Yes Were the plants/media outside between June 15 and Sept 30? Yes APPLY PESTICIDES* *Necessary when A) moving material from an JB-infested to a non-infested area, or B) as part of the JB module for the Greenhouse Certification Program. See product timing chart. No No Are there other plants/media in the greenhouse that are NOT certified Japanese Beetle (JB) free or exempt from JB requirements ? Have the plants/media been separated by a physical barrier from plants or media that are NOT certified JB-free or exempt from JB requirements ? Yes No No Were plants started from seed ? OR from plant material sourced from a certified JB-free facility? OR from plant material free of soil, substrate or media? OR produced entirely outside the flight period ? Yes Applications may not be needed** No **Please consult D-96-15 for the most up to date regulations or contact your local CFIA office Yes
Adult flight /egg laying period in Ontario Jan Feb Mar Apr May June July Aug Sept Oct Nov Dec Adult flight /egg laying period in Ontario Aprox. life cycle Grub root feeding Pupation Eggs Grub root feeding Overwintering grub Overwintering grub (1st to 3rd instars) (3rd instars) (3rd instars) Jan Feb Mar Apr May June July Aug Sept Oct Nov Dec Acelepryn * OR OR Acelepryn * Acelepryn * Jan 1 Apr 30 Jun 15 Aug 15 Dec 31 curative preventative curative * Apply as a DRENCH. Use HIGH RATE of Acelepryn or chlorantraniliprole equivalent. Only 1 application of Acelepryn/Intercept allowed per year. Intercept is only effective against early instars of Japanese beetle. Control timing Lorsban ** ** Apply as coArse soil spray. Residuals will not provide extended coverage (~2 weeks); reapplication may be required (no max. # of applications). Lorsban/dursban** Apr 1 May 15 Jul 30 Sept 30 curative curative Intercept * Jun 15 Aug 15 preventative Suggested application timings are subject to change. Please contact your local CFIA office or OMAFRA specialist if questions arise.