Table 18.4. Tomato 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.
U15 + M5 Orondis Opti 2.5 pt 10 pt 0 4 hr Do not use Orondis Opti following a soil app.
of another oxathiapiprolin product. No more
than 2 sequential apps. before rotating to
another mode of action; 7 day minimum app.
interval. Applications of Orondis Opti should
not exceed more than 33% of the total
foliar fungicide apps., or 4 apps. per crop,
whichever is fewer. Limit on multiple crops
is 6 apps. per acre per year. Not labeled for
greenhouse use.
(oxathiapiprolin + chlorothalonil)
Late blight M1 (copper compounds) SEE INDIVIDUAL
LABELS
1 Varies by
product
from 4 hr
to 2 days.
Many brands available:
Americop 40 DF, Badge SC, Badge X2,
Basic Copper 50W HB, Basic Copper
53, C-O-C-S WDG, Champ DP, Champ
F2 FL, Champ WG, Champion WP,
C-O-C DF, C-O-C WP, Copper Count N,
Kocide 3000, Kocide 2000, Kocide DF,
Nordox, Nordox 75WG, Nu Cop 50WP,
Nu Cop 3L, Nu Cop 50DF, Nu Cop HB,
Previsto
M3 (mancozeb) SEE INDIVIDUAL
LABELS
5 1
Many brands available:
Dithane DF, Dithane F45, Dithane M45,
Koverall, Manzate, Manzate Pro-Stik,
Penncozeb 4FL, Penncozeb 75DF,
Penncozeb 80WP
M3 & M1 ManKocide 5 lb 112 lb 5 2
(mancozeb + copper hydroxide)
M5 (chlorothalonil) SEE INDIVIDUAL
LABELS
0 0.5 Use higher rates at fruit set and lower rates
Many brands available: before fruit set.
Bravo Ultrex, Bravo Weather Stik, Bravo
Zn, Chloronil 720, Echo 720, Echo 90 DF,
Echo Zn, Equus 500 Zn, Equus 720 SST,
Equus DF, Initiate 720
4 & M3 Ridomil MZ 68 WP 2.5 lb 7.5 lb 5 2 Limit is 3 apps./crop.
(mefenoxam + mancozeb)
4 & M1 Ridomil Gold Copper 64.8 W 2 lb 6 lb 14 2 Limit is 3 apps./crop. Tank mix with
(mefenoxam + copper hydroxide) mancozeb fungicide.
4 & M5 Ridomil Gold Bravo 76.4 W
(chlorothalonil + mefenoxam)
3 lb 12 lb 14 2 Limit is 4 apps./crop.
11 (azoxystrobin) SEE INDIVIDUAL
LABELS
0 4 hr Must alternate or tank mix with a fungicide
label for mixing instructions and precautions.
Many brands available:
AFrame, Arius, AzoxyStar, Azoxystrobin
100ST, Azoxyzone, Azteroid FC, Dynasty,
Gold Rush, Heritage, Mazolin, Quadris
FL, Satori, Tetraban, Trevo, Willowood
Azoxy 2SC
11 Cabrio 2.09 F 0 0.5 Only 2 sequential appl. allowed. Limit is 6
appl/crop. Must alternate or tank mix with a
fungicide from a different FRAC group.
(pyraclostrobin)
11 Flint 4 oz 16 oz 3 0.5 Limit is 5 appl/crop. Must alternate or tank
mix with a fungicide from a different FRAC
group.
Gem 500 SC 3 0.5
11 Evito 3 0.5 Limit is 4 appl/crop. Must alternate or tank
mix with a fungicide from a different FRAC
group.
Aftershock
2019 Vegetable Production Handbook of Florida 381