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)
Botrytis, Gray Mold 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
3 & 9 Chairman
/100 gal
or /50,000
lb of fruit
- - - Apply as a post-harvest dip, drench, or highvolume
spray for the post-harvest control of
certain rots. Lower rates for small diameter
fruit. See label for details.
7 Fontelis 0 0.5 No more than 2 sequential applications
before switching to another effective
fungicide with a different mode of action.
See label for additional instructions
pertaining to greenhouse usage.
(penthiopyrad)
(suppression) 7 Endura 12.5 oz 25 oz 0 0.5 Alternate with non-FRAC code 7 fungicides.
(boscalid)
7 Luna Privilege 0 0.5 No more than 2 sequential applications
before switching to another effective
fungicide with a different mode of action.
See label for additional instructions
pertaining to greenhouse usage.
7 & 9 Luna Tranquility 1 0.5 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.
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.
(suppression) 7 & 11 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.
(suppression) 7 & 12 Miravis Prime 0 0.5 No more than 2 sequential applications
before rotating to a non-FRAC group 7 or
non-FRAC group 12 fungicide; no more
than 2 apps at maximum rate per year;
can be applied via chemigation in 0.1-0.25
inches/A of water. Not for use in transplant
or greenhouse production.
9 Scala SC 1 0.5 Use only in a tank mix with another effective
non-FRAC code 9 fungicide; Has a 30 day
plant back with off label crops.
(pyrimethanil)
9 & 12 Switch 62.5WG 14 oz 56 oz per
year
0 0.5 After 2 appl. Alternate with non-FRAC code 9
or 12 fungicides for next 2 applications. Has
a 30 day plant back with off label crops.
(suppression) 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)
2019 Vegetable Production Handbook of Florida 375