Flyspeck prevention, Group A fungicides(strobilurins and Topsin M): 1st cover through June

Background Information for this page
Return to radar list for Greenville RI
   Fyspeck infection risk increases with appearance of 1st generation colonies around June 6.  Continuous protection from June 6 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 Greenville RI.  Forecast values begin May 22, 2012
Inches Rain Spray Date
Estimates assume that fungicide was applied before rain on spray date
Protection End Date
for full-dose
Flint, Sovran, or
Topsin M
(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.)
0.20 Tue, May 8 May 10  (May. 20) (Jun. 10) June 14 (Jun. 29)
1.06 Wed, May 9 May 15  (May. 21) (Jun. 11) June 15 (Jun. 29)
0.75 Thu, May 10 May 22  (May. 29) (Jun. 15) June 21 (Jul. 5)
0 Fri, May 11 May 29  (May. 30) (Jun. 17) June 24 (Jul. 8)
0 Sat, May 12 May 29  (May. 30) (Jun. 17) June 24 (Jul. 8)
0 Sun, May 13 May 29  (May. 30) (Jun. 17) June 24 (Jul. 8)
0 Mon, May 14 May 29  (May. 30) (Jun. 17) June 24 (Jul. 8)
0.57 Tue, May 15 May 29  (May. 30) (Jun. 17) June 24 (Jul. 8)
0.58 Wed, May 16 May 31  (Jun. 4) (Jun. 21) June 29 (Jul. 13)
0 Thu, May 17 June 2  (Jun. 6) (Jun. 23) July 1 (Jul. 15)
0 Fri, May 18 June 2  (Jun. 6) (Jun. 23) July 1 (Jul. 15)
0 Sat, May 19 June 2  (Jun. 6) (Jun. 23) July 1 (Jul. 15)
0 Sun, May 20 June 2  (Jun. 6) (Jun. 23) July 1 (Jul. 15)
0.04 Mon, May 21 June 2  (Jun. 6) (Jun. 23) July 1 (Jul. 15)
0.54 Tue, May 22 June 3  (Jun. 7) (Jun. 23) July 1 (Jul. 16)
0 Wed, May 23 June 7  (Jun. 11) (Jun. 27) July 5 (Jul. 19)
0 Thu, May 24 June 7  (Jun. 11) (Jun. 27) July 5 (Jul. 19)
0 Fri, May 25 June 7  (Jun. 11) (Jun. 27) July 5 (Jul. 19)
0 Sat, May 26 June 7  (Jun. 11) (Jun. 27) July 5 (Jul. 19)
0 Sun, May 27 June 7  (Jun. 11) (Jun. 27) July 5 (Jul. 19)
0 Mon, May 28 June 7  (Jun. 11) (Jun. 27) July 5 (Jul. 19)
0.28 Tue, May 29 June 7  (Jun. 11) (Jun. 27) July 5 (Jul. 19)
Wed, May 30 June 9  (Jun. 13) (Jun. 29) July 7 (Jul. 21)
Thu, May 31 June 13  (Jun. 17) (Jul. 3) July 10 (Jul. 25)
Fri, June 1 June 16  (Jun. 20) (Jul. 6) July 13 (Jul. 28)
Sat, June 2 June 18  (Jun. 22) (Jul. 8) July 15 (Jul. 30)
Sun, June 3 June 19  (Jun. 23) (Jul. 9) July 16 (Jul. 31)
  Mon, June 4 June 20  (Jun. 24) (Jul. 10) July 17 (Aug. 1)
Tue, June 5 June 21  (Jun. 25) (Jul. 12) July 18 (Aug. 2)
Wed, June 6 June 22  (Jun. 26) (Jul. 13) July 19 (Aug. 3)
Thu, June 7 June 23  (Jun. 27) (Jul. 14) July 20 (Aug. 4)
Fri, June 8 June 24  (Jun. 28) (Jul. 15) July 21 (Aug. 5)
Sat, June 9 June 25  (Jun. 29) (Jul. 16) July 22 (Aug. 6)
Sun, June 10 June 26  (Jun. 30) (Jul. 17) July 23 (Aug. 7)
  Mon, June 11 June 27  (Jul. 1) (Jul. 18) July 24 (Aug. 8)
Tue, June 12 June 28  (Jul. 2) (Jul. 19) July 25 (Aug. 9)
Wed, June 13 June 29  (Jul. 3) (Jul. 20) July 26 (Aug. 10)
Thu, June 14 June 30  (Jul. 4) (Jul. 21) July 27 (Aug. 11)
Fri, June 15 July 1  (Jul. 5) (Jul. 22) July 28 (Aug. 12)
Sat, June 16 July 2  (Jul. 6) (Jul. 23) July 29 (Aug. 13)
Sun, June 17 July 3  (Jul. 7) (Jul. 24) July 30 (Aug. 14)
  Mon, June 18 July 4  (Jul. 8) (Jul. 25) July 31 (Aug. 15)
Tue, June 19 July 5  (Jul. 9) (Jul. 27) August 2 (Aug. 16)
Wed, June 20 July 6  (Jul. 10) (Jul. 28) August 3 (Aug. 17)
Thu, June 21 July 7  (Jul. 11) (Jul. 29) August 4 (Aug. 18)
Fri, June 22 July 8  (Jul. 12) (Jul. 30) August 5 (Aug. 19)
Sat, June 23 July 9  (Jul. 13) (Jul. 31) August 6 (Aug. 20)
Sun, June 24 July 10  (Jul. 14) (Aug. 1) August 7 (Aug. 21)
  Mon, June 25 July 11  (Jul. 15) (Aug. 2) August 8 (Aug. 22)
Tue, June 26 July 12  (Jul. 16) (Aug. 2) August 9 (Aug. 23)
Wed, June 27 July 13  (Jul. 17) (Aug. 3) August 10 (Aug. 24)
Thu, June 28 July 14  (Jul. 18) (Aug. 4) August 11 (Aug. 25)
Fri, June 29 July 15  (Jul. 19) (Aug. 5) August 12 (Aug. 26)
Sat, June 30 July 16  (Jul. 20) (Aug. 6) August 12 (Aug. 27)