Flyspeck prevention, Group A fungicides: 1st cover through June

Background Information for this page
Return to radar list for Middletown RI
     2nd generation flyspeck spores from border row hosts become available around June 24.  Beyond that date preventive or postinfection flyspeck control is advised up until 30 days before the end of harvest.
     Postinfection control of flyspeck requires application of a strobilurin or Topsin M fungicide within 50 wet hours after the 'Protection end date' of the previous fungicide application.  For flyspeck infections starting on unprotected apples on June 24, the estimated end of the 50 wet hour postinfection control window is June 30.
Weather data for Middletown RI.  Forecast values begin September 2, 2008
Inches Rain Spray Date
- 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 Wed, May 28 June 16 June 22 July 13  (Jul 22)
0 Thu, May 29 June 17 June 22 July 19  (Jul 22)
0 Fri, May 30 June 17 June 22 July 19  (Jul 22)
0.12 Sat, May 31 June 17 June 22 July 19  (Jul 22)
0 Sun, June 1 June 18 June 23 July 20  (Jul 23)
0 Mon, June 2 June 18 June 23 July 20  (Jul 23)
0 Tue, June 3 June 18 June 23 July 20  (Jul 23)
0.54 Wed, June 4 June 18 June 23 July 20  (Jul 23)
0 Thu, June 5 June 24 July 3 July 24  (Jul 30)
0.19 Fri, June 6 June 24 July 3 July 24  (Jul 30)
0 Sat, June 7 June 24 July 3 July 24  (Jul 30)
0 Sun, June 8 June 24 July 3 July 24  (Jul 30)
0 Mon, June 9 June 24 July 3 July 24  (Jul 30)
0 Tue, June 10 June 24 July 3 July 24  (Jul 30)
0 Wed, June 11 June 24 July 3 July 24  (Jul 30)
0 Thu, June 12 June 24 July 3 July 24  (Jul 30)
0 Fri, June 13 June 24 July 3 July 24  (Jul 30)
0 Sat, June 14 June 24 July 3 July 24  (Jul 30)
0.39 Sun, June 15 June 24 July 3 July 24  (Jul 30)
0.75 Mon, June 16 July 4 July 7 July 31  (Aug 7)
0.04 Tue, June 17 July 8 July 21 August 7  (Aug 11)
0.24 Wed, June 18 July 9 July 22 August 7  (Aug 11)
0.02 Thu, June 19 July 10 July 22 August 8  (Aug 12)
0 Fri, June 20 July 11 July 22 August 8  (Aug 12)
0 Sat, June 21 July 12 July 22 August 8  (Aug 12)
0.16 Sun, June 22 July 13 July 22 August 8  (Aug 12)
0.16 Mon, June 23 July 14 July 22 August 10  (Aug 13)
0.48 Tue, June 24 July 15 July 22 August 10  (Aug 13)
0 Wed, June 25 July 16 July 22 August 10  (Aug 13)
0 Thu, June 26 July 17 July 22 August 10  (Aug 13)
0 Fri, June 27 July 18 July 22 August 10  (Aug 13)
0 Sat, June 28 July 19 July 22 August 10  (Aug 13)
0.02 Sun, June 29 July 20 July 22 August 10  (Aug 14)
0.12 Mon, June 30 July 21 July 23 August 11  (Aug 15)