Flyspeck prevention, Low dose captan or ziram: August spray dates

Background Information for this page
Return to radar list for Sanford ME
Weather data for Sanford ME.  Forecast values begin October 17, 2008
     Flyspeck infection risk increases with development of 3rd generation spores around July 14, and peaks with 4th generation starting around August 4.
     If the 'Protection End Date' is within 30 days of final harvest, then flyspeck infections that start after protection wears off will only have enough development time to become visible on fruit if unusually wet weather allows an additional 270+ cumulative wet hours before harvest.
Weather data for Sanford ME.  Forecast values begin October 17, 2008
Inches Rain Spray Date
- assumes that fungicide was applied before any rain recorded on spray date
Protection End Date
for low-dose
Captan
or Ziram
applied on spray date
Deadline for
postinfection strobilurin or Topsin M application
(= 50 wet hours after protection ends)
Latest Safe Storage
(& Fresh pick)
Harvest Dates
with low Flyspeck risk

- Storage date assumes fruit will be cool and dry within 50 hours after harvest
0.07 Fri, August 1 August 2 August 5 August 14 (Aug 18)
0.62 Sat, August 2 August 2 August 5 August 14 (Aug 18)
1.65 Sun, August 3 August 2 August 5 August 14 (Aug 18)
0.01 Mon, August 4 August 6 August 8 August 23 (Sep 5)
0 Tue, August 5 August 6 August 8 August 23 (Sep 5)
1.25 Wed, August 6 August 6 August 8 August 23 (Sep 5)
0.72 Thu, August 7 August 7 August 9 August 29 (Sep 6)
1.34 Fri, August 8 August 9 August 11 September 5 (Sep 9)
0.06 Sat, August 9 August 13 August 15 September 11 (Sep 13)
0.21 Sun, August 10 August 13 August 15 September 11 (Sep 13)
0.59 Mon, August 11 August 15 August 18 September 13 (Sep 17)
0.59 Tue, August 12 August 22 September 4 September 17 (Sep 22)
0 Wed, August 13 August 23 September 4 September 17 (Sep 22)
0.23 Thu, August 14 August 24 September 5 September 19 (Sep 23)
0 Fri, August 15 August 25 September 5 September 20 (Sep 24)
0.34 Sat, August 16 August 26 September 5 September 20 (Sep 24)
0 Sun, August 17 August 27 September 5 September 20 (Sep 24)
0 Mon, August 18 August 28 September 5 September 20 (Sep 24)
0.22 Tue, August 19 August 29 September 5 September 20 (Sep 24)
0 Wed, August 20 August 30 September 6 September 20 (Sep 25)
0 Thu, August 21 August 31 September 6 September 20 (Sep 25)
0 Fri, August 22 September 1 September 6 September 20 (Sep 25)
0 Sat, August 23 September 2 September 6 September 20 (Sep 25)
0 Sun, August 24 September 3 September 7 September 21 (Sep 25)
0.03 Mon, August 25 September 4 September 8 September 22 (Sep 25)
0 Tue, August 26 September 5 September 8 September 23 (Sep 26)
0 Wed, August 27 September 5 September 8 September 23 (Sep 26)
0 Thu, August 28 September 5 September 8 September 23 (Sep 26)
0 Fri, August 29 September 5 September 8 September 23 (Sep 26)
0 Sat, August 30 September 5 September 8 September 23 (Sep 26)
0 Sun, August 31 September 5 September 8 September 23 (Sep 26)
0 Mon, September 1 September 5 September 8 September 23 (Sep 26)
0 Tue, September 2 September 5 September 8 September 23 (Sep 26)
0 Wed, September 3 September 5 September 8 September 23 (Sep 26)
0 Thu, September 4 September 5 September 8 September 23 (Sep 26)
0 Fri, September 5 September 5 September 8 September 23 (Sep 26)
3.16 Sat, September 6 September 5 September 8 September 23 (Sep 26)
1.76 Sun, September 7 September 6 September 10 September 25 (Sep 27)
0 Mon, September 8 September 18 September 22 October 2 (Oct 11)
0.63 Tue, September 9 September 19 September 22 October 2 (Oct 11)
0 Wed, September 10 September 20 September 24 October 4 (Oct 13)
0 Thu, September 11 September 21 September 25 October 5 (Oct 15)
0.18 Fri, September 12 September 22 September 25 October 8 (Oct 15)
0 Sat, September 13 September 23 September 26 October 13 unknown
0.37 Sun, September 14 September 24 September 26 October 13 unknown
0 Mon, September 15 September 25 September 27 October 14 unknown