Table 7.11. Cucurbit fungicides ordered by disease and then FRAC group according to their mode of action. (continued)
Pertinent Diseases
or Pathogens
Fungicide
Group1
Chemical
(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.
1 (thiophanate-methyl) SEE INDIVIDUAL
LABELS
1 1 Follow resistance management guidelines
Many brands available: 3336 EG, 3336 F, indicated on the label.
3336 WP, Cercobin, Incognito 4.5F, Incognito
85 WDG, T-Methyl 4.5 AG, T-Methyl 4.5 F,
T-Methyl 70 WP, Talaris 4.5F, Talaris 70 WSB,
Topsin 4.5FL, Topsin M WSB, Thiophanate
methyl 85WDG, TM 4.5 F, Topsin 4.5 FL,
Topsin M WSB
3 Topguard 0 0.5 See label
3 Mettle 125 ME
(tetraconazole)
year
0 0.5 Make no more than 2 sequential applications
before rotating to another fungicide with
alternate mode of action
3 Rhyme
year
0 0.5 Do not apply more than 2 sequential
applications before rotating with a different
FRAC group fungicide
11 Cabrio 20EG 0 0.5 Maximum number of sequential applications
is one. Maximum rate is less for downy
mildew.
(pyraclostrobin)
11 Evito 480 SC, Tepera
See label See label See
label
See label See label
11 (azoxystrobin) SEE INDIVIDUAL
LABELS
1 4 hr Limit is 4 appl/crop & alternate chemistry. See
Many brands available: A-Zox 25SC, Acadia label for tankmixing restrictions.
2 SC, Aframe, Azoxy 2SC, Azoxy 2SC Prime,
AzoxyStar, Azoxyzone, AZteroid FC, Equation,
Equation SC, Mazolin, Quadris, Satori,
Tetraban, Trevo
7 & 3 Aprovia Top See label 0 0.5 See label for guidelines
7 & 11 Merivon 0 0.5 Do not make more than one application
before alternating to a non-FRAC 7 or non-
FRAC 11 group fungicide
11 & 3 See label 1 0.5
19 SEE LABEL 0 4 h
(polyoxin D zinc salt)
25 & M5 Zing See label 0 0.5
(zoxamide + chlorothalonil)
27 & M5 Ariston 3.0 pt 17.5 pt 3 0.5
(chlorothalonil + cymoxanil)
Scab M1 Cueva SEE LABEL 0 4 See label for crops labeled
(copper octanoate)
M3 (mancozeb) SEE INDIVIDUAL
LABELS
5 1
Many brands available:
Dexter Max, Dithane DF Rainshield, Dithane
F45 Rainshield, Dithane M45, Fortuna
75WDG, Koverall, KOVERALL, Manzate Max,
Manzate Pro-Stick, Penncozeb 75DF, Roper
DF Rainshield
M1 & M3 ManKocide 3 lb 24 lb 5 2 Some cantaloupe varieties are sensitive. See
(copper hydroxide & mancozeb) label.
82 2019 Vegetable Production Handbook of Florida