Strobilurin fungicide Respray Dates for Scab Suppression

Background Information for this page
Return to radar list for Greenville RI
Weather data for Greenville RI.  Forecast values begin July 3, 2008
Final primary scab infection period starts: Wednesday,  June 04
Full dose STROBILURIN (Flint, Sovran, Pristine)

SPRAY DATE
(application time assumed as 6 AM)
Inches Rain
on this date
Strobilurin fungicide
DEPLETION TIME
limiting factor shown underneath
DEADLINE for next
PRE-INFECTION APPLICATION
This is the start time for the next infection period that has rain after fungicide depletion time.
    Last rain hour for the infection period that started at time shown 1 column to left.  However, rain interruption may allow spray application before this time, or wind may prevent spraying until after this time. 72 hour deadline for post-infection fungicide to reach back to start time of subsequent infection period (2 cols. to left), or back to end of protection from previous fungicide spray (3 cols. to left), whichever is later.  Assumes no scab resistance.
Sat,  April 12 0.55 Apr 18,  2 PM
slow growth at 7 day limit
Mon, Apr 28, 7 AM April 29, 6 PM Thu, May 1, 7 AM 
Sun,  April 13 0.01 Apr 19,  12 PM
slow growth at 7 day limit
Mon, Apr 28, 7 AM April 29, 6 PM Thu, May 1, 7 AM 
Mon,  April 14 0 Apr 20,  6 AM
6 days normal growth
Mon, Apr 28, 7 AM April 29, 6 PM Thu, May 1, 7 AM 
Tue,  April 15 0 Apr 21,  6 AM
6 days normal growth
Mon, Apr 28, 7 AM April 29, 6 PM Thu, May 1, 7 AM 
Wed,  April 16 0 Apr 22,  6 AM
6 days normal growth
Mon, Apr 28, 7 AM April 29, 6 PM Thu, May 1, 7 AM 
Thu,  April 17 0 Apr 23,  2 AM
rapid growth
Mon, Apr 28, 7 AM April 29, 6 PM Thu, May 1, 7 AM 
Fri,  April 18 0 Apr 23,  4 PM
rapid growth
Mon, Apr 28, 7 AM April 29, 6 PM Thu, May 1, 7 AM 
Sat,  April 19 0 Apr 24,  12 PM
rapid growth
Mon, Apr 28, 7 AM April 29, 6 PM Thu, May 1, 7 AM 
Sun,  April 20 0 Apr 25,  1 PM
rapid growth
Mon, Apr 28, 7 AM April 29, 6 PM Thu, May 1, 7 AM 
Mon,  April 21 0 Apr 26,  3 PM
rapid growth
Mon, Apr 28, 7 AM April 29, 6 PM Thu, May 1, 7 AM 
Tue,  April 22 0 Apr 28,  6 AM
6 days normal growth
Mon, Apr 28, 7 AM April 29, 6 PM Thu, May 1, 7 AM 
Wed,  April 23 0 Apr 29,  6 AM
6 days normal growth
Mon, Apr 28, 7 AM April 29, 6 PM Fri, May 2, 6 AM 
Thu,  April 24 0 May 1,  6 AM
slow growth at 7 day limit
Fri, May 2, 2 AM May 4, 1 PM     Interval between depletion time for strobilurin applied April 24, 6 AM, and last rain hour is greater than kickback range for follow-up application of captan, EBDC, or Syllit; but still within kickback range of SI or strobilurin fungicide. Mon, May 5, 2 AM 
Fri,  April 25 0 May 2,  6 AM
slow growth at 7 day limit
Fri, May 2, 2 AM May 4, 1 PM     Interval between depletion time for strobilurin applied April 25, 6 AM, and last rain hour is greater than kickback range for follow-up application of captan, EBDC, or Syllit; but still within kickback range of SI or strobilurin fungicide. Mon, May 5, 6 AM 
Sat,  April 26 0 May 3,  6 AM
slow growth at 7 day limit
Fri, May 2, 2 AM May 4, 1 PM Tue, May 6, 6 AM 
Sun,  April 27 0.01 May 4,  6 AM
slow growth at 7 day limit
Fri, May 2, 2 AM May 4, 1 PM Wed, May 7, 6 AM 
Mon,  April 28 1.18 May 5,  6 AM
slow growth at 7 day limit
Thu, May 8, 2 AM May 9, 10 PM Sun, May 11, 2 AM 
Tue,  April 29 1.08 May 6,  6 AM
slow growth at 7 day limit
Thu, May 8, 2 AM May 9, 10 PM Sun, May 11, 2 AM 
Wed,  April 30 0 May 7,  6 AM
slow growth at 7 day limit
Thu, May 8, 2 AM May 9, 10 PM Sun, May 11, 2 AM 
Thu,  May 1 0 May 8,  6 AM
slow growth at 7 day limit
Thu, May 8, 2 AM May 9, 10 PM     Interval between depletion time for strobilurin applied May 01, 6 AM, and last rain hour is greater than kickback range for follow-up application of captan, EBDC, or Syllit; but still within kickback range of SI or strobilurin fungicide. Sun, May 11, 6 AM 
Fri,  May 2 0.17 May 9,  12 AM
slow growth at 7 day limit
Thu, May 8, 2 AM May 9, 10 PM Mon, May 12, 12 AM 
Sat,  May 3 0.18 May 9,  3 PM
slow growth at 7 day limit
Thu, May 8, 2 AM May 9, 10 PM Mon, May 12, 3 PM 
Sun,  May 4 0.33 May 10,  11 AM
slow growth at 7 day limit
Fri, May 16, 2 PM May 17, 9 AM Mon, May 19, 2 PM 
Mon,  May 5 0 May 11,  8 AM
slow growth at 7 day limit
Fri, May 16, 2 PM May 17, 9 AM Mon, May 19, 2 PM 
Tue,  May 6 0 May 13,  12 AM
slow growth at 7 day limit
Fri, May 16, 2 PM May 17, 9 AM Mon, May 19, 2 PM 
Wed,  May 7 0 May 14,  6 AM
slow growth at 7 day limit
Fri, May 16, 2 PM May 17, 9 AM Mon, May 19, 2 PM 
Thu,  May 8 0.13 May 15,  6 AM
slow growth at 7 day limit
Fri, May 16, 2 PM May 17, 9 AM Mon, May 19, 2 PM 
Fri,  May 9 0.38 May 16,  6 AM
slow growth at 7 day limit
Fri, May 16, 2 PM May 17, 9 AM Mon, May 19, 2 PM 
Sat,  May 10 0 May 17,  6 AM
slow growth at 7 day limit
Fri, May 16, 2 PM May 17, 9 AM Tue, May 20, 6 AM 
Sun,  May 11 0 May 18,  6 AM
slow growth at 7 day limit
Sun, May 18, 4 PM May 18, 7 PM Wed, May 21, 4 PM 
Mon,  May 12 0 May 19,  6 AM
slow growth at 7 day limit
Tue, May 20, 5 PM May 20, 11 PM Fri, May 23, 5 PM 
Tue,  May 13 0 May 20,  6 AM
slow growth at 7 day limit
Tue, May 20, 5 PM May 20, 11 PM Fri, May 23, 5 PM 
Wed,  May 14 0 May 21,  6 AM
slow growth at 7 day limit
Tue, May 27, 4 AM May 27, 9 PM Fri, May 30, 4 AM 
Thu,  May 15 0 May 22,  6 AM
slow growth at 7 day limit
Tue, May 27, 4 AM May 27, 9 PM Fri, May 30, 4 AM 
Fri,  May 16 0.41 May 23,  6 AM
slow growth at 7 day limit
Tue, May 27, 4 AM May 27, 9 PM Fri, May 30, 4 AM 
Sat,  May 17 0.44 May 24,  6 AM
slow growth at 7 day limit
Tue, May 27, 4 AM May 27, 9 PM Fri, May 30, 4 AM 
Sun,  May 18 0.05 May 25,  6 AM
slow growth at 7 day limit
Tue, May 27, 4 AM May 27, 9 PM Fri, May 30, 4 AM 
Mon,  May 19 0 May 26,  6 AM
slow growth at 7 day limit
Tue, May 27, 4 AM May 27, 9 PM Fri, May 30, 4 AM 
Tue,  May 20 0.28 May 27,  6 AM
slow growth at 7 day limit
Tue, May 27, 4 AM May 27, 9 PM Fri, May 30, 6 AM 
Wed,  May 21 0 May 27,  3 PM
slow growth at 7 day limit
Tue, May 27, 4 AM May 27, 9 PM Fri, May 30, 3 PM 
Thu,  May 22 0.03 May 28,  12 PM
slow growth at 7 day limit
Sat, May 31, 5 PM June 1, 12 AM Tue, Jun 3, 5 PM 
Fri,  May 23 0 May 29,  7 AM
slow growth at 7 day limit
Sat, May 31, 5 PM June 1, 12 AM Tue, Jun 3, 5 PM 
Sat,  May 24 0 May 30,  6 AM
6 days normal growth
Sat, May 31, 5 PM June 1, 12 AM Tue, Jun 3, 5 PM 
Sun,  May 25 0 May 31,  6 AM
6 days normal growth
Sat, May 31, 5 PM June 1, 12 AM Tue, Jun 3, 5 PM 
Mon,  May 26 0 Jun 1,  6 AM
6 days normal growth
Wed, Jun 4, 5 AM June 6, 12 PM Sat, Jun 7, 5 AM 
Tue,  May 27 0.17 Jun 2,  6 AM
6 days normal growth
Wed, Jun 4, 5 AM June 6, 12 PM Sat, Jun 7, 5 AM 
Wed,  May 28 0 Jun 3,  6 AM
6 days normal growth
Wed, Jun 4, 5 AM June 6, 12 PM Sat, Jun 7, 5 AM 
Thu,  May 29 0 Jun 4,  6 AM
6 days normal growth
Wed, Jun 4, 5 AM June 6, 12 PM Sat, Jun 7, 5 AM 
Fri,  May 30 0 Jun 5,  6 AM
6 days normal growth
Ascospores depleted.
If lesions present, next infection period to spread secondary scab starts:
  June 15, 6 AM
   
Sat,  May 31 0.21 Jun 6,  6 AM
6 days normal growth
Ascospores depleted.
If lesions present, next infection period to spread secondary scab starts:
  June 15, 6 AM
   
Sun,  June 1 0 Jun 7,  6 AM
6 days normal growth
Ascospores depleted.
If lesions present, next infection period to spread secondary scab starts:
  June 15, 6 AM
   
Mon,  June 2 0 Jun 8,  6 AM
6 days normal growth
Ascospores depleted.
If lesions present, next infection period to spread secondary scab starts:
  June 15, 6 AM
   
Tue,  June 3 0 Jun 9,  6 AM
6 days normal growth
Ascospores depleted.
If lesions present, next infection period to spread secondary scab starts:
  June 15, 6 AM
   
Wed,  June 4 0.50 Jun 10,  6 AM
6 days normal growth
Ascospores depleted.
If lesions present, next infection period to spread secondary scab starts:
  June 15, 6 AM