Plum curculio protection period

Background Information for this page
Return to radar list for Monmouth ME
Adequate plum curculio damage prevention expected by maintaining insecticide residue
 from Petal fall through Monday, June 29
(indicated by yellow highlight).
Earliest final spray date that lasts through that end date is: Saturday, June 20.
Weather data for Monmouth ME.  Forecast values begin July 3, 2009
95% McIntosh Petal Fall estimated or reported as:  May 22,  Friday
Full-dose
Plum Curculio (PC) insecticide
Spray Date
PC degree days accumulated on spray date Inches Rain Estimated
end of protection
Percent of
PC control period
(& PC degree days)
completed by end of protection
Fri, May 22   95% McIntosh
Petal Fall
0 May 30, Sat 9%   (29) 
Sat, May 23   4 0 May 30, Sat 9%   (29) 
Sun, May 24   11 0.14 May 30, Sat 9%   (29) 
Mon, May 25   18 0 May 31, Sun 11%   (34) 
Tue, May 26   20 0 May 31, Sun 11%   (34) 
Wed, May 27   20 0.69 May 31, Sun 11%   (34) 
Thu, May 28   20 0.60 June 9, Tue 33%   (101) 
Fri, May 29   21 0.32 June 10, Wed 33%   (103) 
Sat, May 30   29 0.31 June 11, Thu 35%   (108) 
Sun, May 31   34 0.21 June 12, Fri 38%   (117) 
Mon, June 1   40 0 June 12, Fri 38%   (117) 
Tue, June 2   49 0 June 12, Fri 38%   (117) 
Wed, June 3   57 0 June 12, Fri 38%   (117) 
Thu, June 4   66 0 June 12, Fri 38%   (117) 
Fri, June 5   73 0 June 12, Fri 38%   (117) 
Sat, June 6   80 0 June 12, Fri 38%   (117) 
Sun, June 7   90 0 June 12, Fri 38%   (117) 
Mon, June 8   99 0 June 12, Fri 38%   (117) 
Tue, June 9   101 0.33 June 12, Fri 38%   (117) 
Wed, June 10   103 0.06 June 14, Sun 44%   (135) 
Thu, June 11   108 0 June 14, Sun 44%   (135) 
Fri, June 12   117 1.63 June 14, Sun 44%   (135) 
Sat, June 13   129 0.06 June 19, Fri 57%   (176) 
Sun, June 14   135 0.66 June 19, Fri 57%   (176) 
Mon, June 15   140 0.28 June 19, Fri 57%   (176) 
Tue, June 16   149 0 June 19, Fri 57%   (176) 
Wed, June 17   161 0 June 19, Fri 57%   (176) 
Thu, June 18   168 0.17 June 19, Fri 57%   (176) 
Fri, June 19   176 2.74 June 19, Fri 57%   (176) 
Sat, June 20   189 0.07 June 29, Mon 100%   (310) 
Sun, June 21   202 0.16 June 29, Mon 100%   (310) 
Mon, June 22   213 0.18 June 29, Mon 100%   (310) 
Tue, June 23   226 0.15 June 29, Mon 100%   (310) 
Wed, June 24   240 0.38 June 29, Mon 100%   (310) 
Thu, June 25   258 0 July 2, Thu 100%   (339) 
Fri, June 26   273 0 July 2, Thu 100%   (339) 
Sat, June 27   287 0.10 July 2, Thu 100%   (339) 
Sun, June 28   301 0.81 July 2, Thu 100%   (339) 
Mon, June 29   310 1.00 July 2, Thu 100%   (339)