
Table 17.6. Sweet corn fungicides ordered by disease and then FRAC group according to their mode of action. (continued)
Pertinent Diseases
Fungicide
Chemical
or Pathogens
Group1
(active ingredients)
Max. Rate/Acre Min. Days to
Applic. Season Harvest Reentry Remarks2
Labels change frequently. Be sure to read a current product label before applying any chemical.
11 Aftershock
per 1000’
of row in
oz foliarly
oz infurrow
or 7.6
foliarly
0.5 Soil and foliar treatments.
11 Aproach SC 7 0.5 See label for details.
(picoxystrobin)
11 Evito 480SC
oz
7 0.5 Do not exceed 2 sequential and 4 total appls.
11 Headline EC 0 0.5 Do not exceed 2 sequential and 6 total appls.
(pyraclostrobin) of Headline or other Qol fungicides.
11 Headline SC 0 0.5 Do not exceed 2 sequential and 6 total appls.
(pyraclostrobin) of Headline or other Qol fungicides.
11 Quadris
oz/
1000 row ft
2.88 qt 0 4 hr Do not exceed 2 sequential and 4 total appl.
of Quadris or other Qol fungicides. See label
for soil applications.
(azoxystrobin)
11 Willowood Azoxy 2SC 0 4 hr Do not exceed 2 sequential applications
(azoxystrobin)
11 & 3 Custodia
(azoxystrobin + tebuconazole)
oz
21 0.5 See label for details.
11 & 3 Evito T 7 19 Do not exceed 2 sequential and 4 total appls.
11 & 3 Headline AMP
(pyraclostrobin + metconazole) oz
of Headline AMP.
0.5 Do not exceed 2 sequential and 4 total appls.
11 & 3 Quilt 14 0.5 Alternate every other application with a
(azoxystrobin + propiconazole) fungicide of dissimilar mode of action.
11 & 3 Quilt XCEL 14 0.5 Alternate every other application with a
(azoxystrobin + propiconazole) fungicide of dissimilar mode of action.
11 & 3 Avaris 14 0.5 See label for details.
(azoxystrobin + propiconazole)
11 & 3 Stratego 250EC 14 0.5 Do not apply more than 2 sequential
applications.
11 & 3 Stratego YLD 14 0.5 Do not apply more than 2 sequential
applications.
11 & 7 Priaxor SC 7 0.5 See label for details.
Gray leaf spot 3 (tebuconazole) 7 0.5 Restricted-entry time is 19 days.
Many brands available: Folicur 3.6F,
Monsoon 3.6F, Orius 3.6F, Tebustar 3.6L,
Tebuzol 3.6F, Toledo 3.6F
3 & 33 Viathon 3.0 pt 16.5 pt 7 0.5 See label for details and rotational
(tebuconazole + potass. phosphite) restrictions.
7 & 11 Priaxor SC 7 0.5 Alternate with a fungicide of dissimilar mode
of action.
3 & 7
& 11
propiconazole)
oz
14 12 hr Do not make more than 2 sequential
applications.
Eye Spot 3 (propiconazole) 14 0.5 Do not exceed 4 total appls.
Many brands available: Amtide
propiconizole 41.8, Bumper 41.8EC,
Fitness, Propiconazole E-AG 41.8EC,
Propimax EC, Tilt 3.6E
7 Vertisan 0 0.5 Soil and foliar treatments. See label for
(penthiopyrad) details.
346 2019 Vegetable Production Handbook of Florida