Sulfur fungicide Respray Dates for Scab Suppression

Background Information for this page
Return to Apple list for Belchertown MA
Weather data for Belchertown MA.  Forecast values begin May 1, 2015
Full-dose SULFUR fungicide
SPRAY DATE

(not dust)
6am application time assumed
Inches Rain
(0.5" esimated to remove sulfur coverage)
END of SULFUR FUNGICIDE
PROTECTION

& limiting factor
DEADLINE for next
Pre-Infection Application

= start time for the next infection period
that has rain after fungicide depletion time.
Sun,  April 19 0 Mon, April 20,  3PM
rain removal
Sulfur depleted by rain, renew protection as soon as possible
Mon,  April 20 1.09 Mon, April 20,  3PM
rain removal
Sulfur depleted by rain, renew protection as soon as possible
Tue,  April 21 0.44 Sun, April 26,  6AM
5 days normal growth
Tue, May 5, 11pm
Wed,  April 22 0.19 Mon, April 27,  11AM
slow growth
Tue, May 5, 11pm
Thu,  April 23 0.02 Tue, April 28,  5PM
slow growth
Tue, May 5, 11pm
Fri,  April 24 0 Wed, April 29,  6AM
5 days normal growth
Tue, May 5, 11pm
Sat,  April 25 0 Thu, April 30,  6AM
5 days normal growth
Tue, May 5, 11pm
Sun,  April 26 0 Thu, April 30,  6PM
rapid growth
Tue, May 5, 11pm
Mon,  April 27 0 Sat, May 2,  6AM
5 days normal growth
Tue, May 5, 11pm
Tue,  April 28 0 Sat, May 2,  8PM
rapid growth
Tue, May 5, 11pm
Wed,  April 29 0 Sun, May 3,  4PM
rapid growth
Tue, May 5, 11pm
Thu,  April 30 0 Mon, May 4,  1PM
rapid growth
Tue, May 5, 11pm
Fri,  May 1 0 Mon, May 4,  9PM
rapid growth
Tue, May 5, 11pm
Sat,  May 2 0 Tue, May 5,  7AM
rapid growth
Tue, May 5, 11pm
Sun,  May 3 0 Tue, May 5,  8PM
rapid growth
Tue, May 5, 11pm
Mon,  May 4 0 Thu, May 7,  12AM
rapid growth
beyond forecast range
Tue,  May 5 0.01 Fri, May 8,  8PM
rapid growth
beyond forecast range
Wed,  May 6 0.09 Sun, May 10,  4PM
rapid growth
beyond forecast range
Thu,  May 7    
Fri,  May 8    
Sat,  May 9      
Sun,  May 10    
Mon,  May 11    
Tue,  May 12    
Wed,  May 13    
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Tue,  May 19    
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Wed,  May 27    
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Sun,  May 31    
Mon,  June 1    
Tue,  June 2    
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Sun,  June 7