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.
Belly rot 1 (thiophanate-methyl) SEE INDIVIDUAL
LABELS
1 1 Follow resistance management guidelines
Many brands available: 3336 EG, 3336 on label
F, 3336 WP, Cercobin, T-Methyl 4.5 AG,
T-Methyl 4.5 F, T-Methyl 70 WP, Incognito
4.5F, Incognito 85WDG, Talaris 70 WSB,
Thiophanate methyl 85 WDG, TM 4.5 F,
Topsin 4.5 FL, Topsin M WSB
7 & 3 Aprovia Top See label 0 0.5 See label for guidelines
7 & 3 Luna Experience 7 No more than 2 sequential apps before
rotating to a non-FRAC 7 and non-FRAC 3
fungicide.
7 & 11 Luna Sensation 0 0.5 No more than 2 sequential apps before
rotating to a non-FRAC 7 and non-FRAC 11
fungicide. Disease suppression only.
11 Evito 480 SC, Tepera
SEE INDIVIDUAL
LABELS
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
11 & 3 Topguard EQ
See label 1 0.5
11 & M5 Quadris Opti 3.2 pt See label 1 0.5 Limit is 4 appl/crop for all QoI fungicides.
Do not make more than one consecutive
application. Do not apply to mature
watermelons under dry, hot, and other
environmental conditions listed on label.
(azoxystrobin + chlorothalonil)
11 & 3 Quadris Top 1 0.5 Must be rotated with a non-QoI containing
(azoxystrobin + difenoconazole) fungicide.
19 PH-D 6.2 oz See label 0 4 h
(polyoxin D zinc salt)
Cercospora leaf spot M1 & M3 ManKocide 3 lb 24 lb 5 2 Some cantaloupe varieties are sensitive.
(copper hydroxide + mancozeb) Check label for details.
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,
Penncozeb 80WP, Roper DF Rainshield,
Protect DF
M5 (chlorothalonil) SEE INDIVIDUAL
LABELS
0 1
Follow label recommendations on watermelon
after fruit set. Do not apply to mature
watermelons under dry, hot and other
environmental conditions listed on label.
Many brands available:
Arius ADV, Bravo Ultrex, Bravo Weather Stik,
Bravo ZN, Choloronil 720, Chlorothalonil 720,
Chlorothalonil 720 SC, Echo 720, Echo 90 DF,
Echo ZN, EQUUS 720 SST, Equus 720 SST,
Equus DF, Initiate 720, Initiate ZN, Orondis
Opti B, Praiz
M5 & U15 Orondis Opti
(chlorothalonil + oxathiapiprolin)
2.5 pt 10 pt/
year
0 0.5 Check label for additional guidelines. Make
no more than 2 sequential applications before
rotating to a fungicide with different mode of
action.
27 & M5 Ariston 3.0 pt 17.5 pt 3 0.5 See label
(chlorothalonil + cymoxanil)
72 2019 Vegetable Production Handbook of Florida