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.
(suppression) 7 Fontelis 0 0.5 For disease suppression only. No more than
2 sequential applications before rotating with
another effective fungicide from a different
FRAC group. See label for additional
instructions pertaining to greenhouse usage.
(penthiopyrad)
7 & 3 Aprovia Top 0 0.5 No more than 2 sequential applications on a
7-day interval before rotating to a non-FRAC
group 7 fungicide; subsequent applications
on no shorter than a 14-day interval. Limit of
4 apps per a year. See label for surfactant
precautions. Not labeled for greenhouse use.
(suppression) 7 & 11 Luna Sensation 3 0.5 No more than 2 sequential applications
before rotating with another effective
fungicide from a different FRAC group. Limit
of 5 apps per a year.
9 & 3 Inspire Super 0 0.5 Limit is 5 apps per season with no more than
2 sequential apps. Must tank mix or alternate
with another effective fungicide from another
FRAC group. Has up to a 8 month plant-back
restriction with off label crops.
(cyprodinil + difenoconazole)
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 Flint 4 oz 16 oz 3 0.5 Limit is 5 apps/crop. Must alternate or tank
mix with a fungicide from a different FRAC
group.
Gem 500 SC 3 0.5
11 & M5 Quadris Opti 1.6 pt 8 pt 0 0.5 Must alternate with a non-FRAC code 11
fungicide; use of an adjuvant may cause
phytotoxicity.
(azoxystrobin + chlorothalonil)
11 & 3 Quadris Top 0 0.5 Limit is 4 apps per season with no more than
2 sequential apps. Must tank mix or alternate
with another effective fungicide from another
FRAC group.
(azoxystrobin + difenoconazole)
11 & 3 Topguard EQ 0 0.5 Limit is 4 applications per season. Do not
use adjuvants or EC formulated tank mix
partners. The addition of silicone or oil
based additives may cause injury at high
temperatures. Do not exceed 0.125% (v/v)
adjuvant levels.
11 & 7 Priaxor 0 0.5 Limit is 3 apps per season; no more
than 2 sequential apps. See label about
compatibility with other formulated products
and adjuvants.
11 & 27 Tanos 8 oz 72 oz 3 0.5 Do not alternate or tank mix with other FRAC
(famoxadone + cymoxanil) group 11 fungicides.
27 & M5 Ariston 1.9 pt 30.2 pt 3 0.5 Check copper manufacturer’s label for
mixing with this product.
(cymoxanil + chlorothalonil)
(suppression) 19 Ph-D WDG 6.2 oz 31.0 oz 0 4 hr Alternate with a non-FRAC code 19
Oso 5% SC 0 4 hr fungicide.
(polyoxin D zinc salt)
40 & 3 Revus Top 1 0.5 Limit is 4 apps per season; no more than 2
(mandipropamid + difenoconazole) sequential apps. Not labeled for transplants.
372 2019 Vegetable Production Handbook of Florida