Flyspeck prevention, Full-dose Captan or Ziram: 1st cover through June

Background Information for this page
Return to radar list for Sanford ME
   Fyspeck infection risk increases with appearance of 1st generation colonies around July 3.  Continuous protection from July 3 until within 30 days of harvest is recommended.
    Application of a strobilurin or Topsin M fungicide no more than 38 flyspeck growth hours after the 'Protection end date' of the previous fungicide application may provide postinfection control.
Weather data for Sanford ME.  Forecast values begin November 1, 2011
Inches Rain Spray Date
Estimates assume that fungicide was applied before rain on spray date
Protection End Date
for full-dose
Captan or Ziram
(deadline for postinfection strobilurin or Topsin M)
Date flyspeck infections could appear
(Left side = estimated flyspeck show date if weather beyond end of forecast range is in top 20% of years for both temperature and wet hours.  An "x" means there is no need for this scenario because show date is within forecast range.
    
Right side = estimated flyspeck show date for small, open canopy, low-risk trees.)
0 Thu, June 2 June 16  (Jun. 21) x July 21 (Aug. 6)
0 Fri, June 3 June 17  (Jun. 22) x July 23 (Aug. 7)
0 Sat, June 4 June 17  (Jun. 22) x July 23 (Aug. 7)
0 Sun, June 5 June 17  (Jun. 22) x July 23 (Aug. 7)
0 Mon, June 6 June 17  (Jun. 22) x July 23 (Aug. 7)
0 Tue, June 7 June 17  (Jun. 22) x July 23 (Aug. 7)
0 Wed, June 8 June 17  (Jun. 22) x July 23 (Aug. 7)
0.51 Thu, June 9 June 17  (Jun. 22) x July 23 (Aug. 7)
0 Fri, June 10 June 18  (Jun. 23) x July 26 (Aug. 8)
0.63 Sat, June 11 June 18  (Jun. 23) x July 26 (Aug. 8)
0.30 Sun, June 12 June 23  (Jun. 25) x July 30 (Aug. 10)
0 Mon, June 13 June 23  (Jun. 25) x July 30 (Aug. 10)
0.04 Tue, June 14 June 23  (Jun. 25) x July 30 (Aug. 10)
0 Wed, June 15 June 23  (Jun. 25) x July 30 (Aug. 10)
0 Thu, June 16 June 23  (Jun. 25) x July 30 (Aug. 10)
0.21 Fri, June 17 June 23  (Jun. 25) x July 30 (Aug. 10)
0.38 Sat, June 18 June 24  (Jun. 27) x July 31 (Aug. 13)
0 Sun, June 19 June 24  (Jun. 27) x July 31 (Aug. 13)
0 Mon, June 20 June 24  (Jun. 27) x July 31 (Aug. 13)
0 Tue, June 21 June 24  (Jun. 27) x July 31 (Aug. 13)
0.49 Wed, June 22 June 24  (Jun. 27) x July 31 (Aug. 13)
0.62 Thu, June 23 June 25  (Jun. 28) x August 3 (Aug. 14)
0.69 Fri, June 24 June 29  (Jul. 3) x August 6 (Aug. 16)
0.69 Sat, June 25 July 9  (Jul. 22) x August 13 (Aug. 25)
0 Sun, June 26 July 10  (Jul. 22) x August 13 (Aug. 25)
0 Mon, June 27 July 11  (Jul. 22) x August 13 (Aug. 25)
0 Tue, June 28 July 12  (Jul. 22) x August 13 (Aug. 25)
0.13 Wed, June 29 July 13  (Jul. 24) x August 14 (Aug. 25)
0 Thu, June 30 July 14  (Jul. 25) x August 14 (Aug. 26)