Flyspeck prevention for Low Risk trees, Group A fungicides:  August spray dates

Background Information for this page
Return to radar list for Sanford ME
This table is only for trees with LOW Flyspeck risk.
See Background Information for defintion of Low Risk 
Weather data for Sanford ME.  Forecast values begin October 17, 2008
     Flyspeck infection risk increases with development of 3rd generation spores around July 14. 
     Flyspeck infections that occur after protective fungicide coverage is depleted but within about 30 days before harvest will only have enough development time to appear if unusually wet weather prevails in the weeks prior to harvest.  Presumably, late-season flyspeck infections require about 270 wet hours to become visible.
Weather data for Sanford ME.  Forecast values begin October 17, 2008
Inches Rain Spray Date on Low Risk trees
- assumes that fungicide was applied before any rain recorded on spray date
Protection End Date
for Flint, Pristine, Sovran,
or Topsin M 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 6 August 8 August 23  (Sep 5)
0.62 Sat, August 2 August 6 August 8 August 23  (Sep 5)
1.65 Sun, August 3 August 7 August 9 August 29  (Sep 6)
0.01 Mon, August 4 August 8 August 10 September 4  (Sep 8)
0 Tue, August 5 August 8 August 10 September 4  (Sep 8)
1.25 Wed, August 6 August 8 August 10 September 4  (Sep 8)
0.72 Thu, August 7 August 12 August 15 September 10  (Sep 13)
1.34 Fri, August 8 August 14 August 18 September 12  (Sep 16)
0.06 Sat, August 9 September 3 September 7 September 21  (Sep 25)
0.21 Sun, August 10 September 4 September 8 September 22  (Sep 25)
0.59 Mon, August 11 September 5 September 8 September 23  (Sep 26)
0.59 Tue, August 12 September 6 September 10 September 25  (Sep 27)
0 Wed, August 13 September 6 September 10 September 25  (Sep 27)
0.23 Thu, August 14 September 6 September 10 September 25  (Sep 27)
0 Fri, August 15 September 6 September 10 September 25  (Sep 27)
0.34 Sat, August 16 September 6 September 10 September 25  (Sep 27)
0 Sun, August 17 September 6 September 10 September 25  (Sep 27)
0 Mon, August 18 September 6 September 10 September 25  (Sep 27)
0.22 Tue, August 19 September 6 September 10 September 25  (Sep 27)
0 Wed, August 20 September 6 September 10 September 25  (Sep 27)
0 Thu, August 21 September 6 September 10 September 25  (Sep 27)
0 Fri, August 22 September 6 September 10 September 25  (Sep 27)
0 Sat, August 23 September 6 September 10 September 25  (Sep 27)
0 Sun, August 24 September 6 September 10 September 25  (Sep 27)
0.03 Mon, August 25 September 6 September 10 September 25  (Sep 27)
0 Tue, August 26 September 6 September 10 September 25  (Sep 27)
0 Wed, August 27 September 6 September 10 September 25  (Sep 27)
0 Thu, August 28 September 6 September 10 September 25  (Sep 27)
0 Fri, August 29 September 6 September 10 September 25  (Sep 27)
0 Sat, August 30 September 6 September 10 September 25  (Sep 27)
0 Sun, August 31 September 6 September 10 September 25  (Sep 27)
0 Mon, September 1 September 6 September 10 September 25  (Sep 27)
0 Tue, September 2 September 6 September 10 September 25  (Sep 27)
0 Wed, September 3 September 6 September 10 September 25  (Sep 27)
0 Thu, September 4 September 6 September 10 September 25  (Sep 27)
0 Fri, September 5 September 6 September 10 September 25  (Sep 27)
3.16 Sat, September 6 September 6 September 10 September 25  (Sep 27)
1.76 Sun, September 7 September 21 September 25 October 5  beyond data
0 Mon, September 8 September 26 September 28 October 15  beyond data
0.63 Tue, September 9 September 26 September 28 October 15  beyond data
0 Wed, September 10 September 27 September 29 October 21  beyond data
0 Thu, September 11 September 27 September 29 October 21  beyond data
0.18 Fri, September 12 September 27 September 29 October 21  beyond data