Table 16.4. Strawberry fungicides ordered by disease and then FRAC group according to their mode of action. (continued)
Pertinent Diseases
Fungicide
or Pathogens
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.
17 Elevate 50 WDG 1.5 lb 6 lb 0 0.5 Do not make more than 2 consecutive
(fenhexamid) applications
19
(polyoxin-D)
SEE INDIVIDUAL
LABELS
0 4 hr Use in alternation with fungicides that have
different modes of action. Do not make more
than 3 applications per season.
Botrytis
(suppression only)
3 + 11 Topguard 0 0.5 Do not apply more than 4
applications per year.
11 (azoxystrobin) 1.92 qt 0 4 hr Do not make more than 2 sequential appl. and
no more than 4 appl/crop year. See label for
instructions on dipping transplants
Many brands available:
Abound, Aframe, Azaka, Azoxy 2SC,
Equation SC, Satori, Trevo
11 Cabrio EG 0 0.5 Do not make more than 2 sequential
applications and no more than 5 appl/crop
year
(pyraclostrobin)
11 Flint 3.2 oz. 19.2 oz. 0 0.5 Do not apply more than 2 sequential
applications of Flint of other Group 11
fungicides. Do not exceed more than 6 total
applications of Group 11 fungicides per season
11 Aftershock 1 0.5 Do not make more than 2 sequential
applications and no more than 4 applications
per season, and a minimum interval of 14 days
between applications
Evito
11 Intuity (mandestrobin) 0 0.5 Do not make more than 2 applications per
year. Do not apply at intervals of less than 14
days.
Charcoal rot Rhyme 0 0.5 Product is to be applied through drip irrigation
(Macrophomina
(see label for chemigation directions)
phaseolina)
48 Zivion (natamycin) SEE LABEL na 4 hr For use as pre-plant dip of transplants
Colletotrichum 1 (thiophanate-methyl) SEE INDIVIDUAL
LABELS
1 1 Fungicides from different chemical groups
should be used in spray program for disease
resistance management
Crown rot Many brands available:
Thiophanate-methyl 85 WDG, Topsin 4.5
FL, Topsin 70 WDG, Topsin M 70 WP,
Topsin M WSB, Incognito 4.5F, Cercobin,
Nufarm T-Methyl 4.5 F, Nufarm T-Methyl
70WSB
3 + 11 Topguard 0 0.5 Do not apply more than 4 applications per
year.
7 Kenja 400 SC 0 0.5 Do not plant other crops not registered within
(isofetamid) 30 days after last application
Leaf Scorch 1 (thiophanate-methyl) SEE INDIVIDUAL
LABELS
1 1 Fungicides from different chemical groups
should be used in spray program for disease
resistance management
Many brands available:
Thiophanate-methyl 85 WDG, Topsin 4.5
FL, Topsin 70 WDG, Topsin M 70 WP,
Topsin M WSB, Incognito 4.5F, Cercobin,
Nufarm T-Methyl 4.5 F, Nufarm T-Methyl
70WSB
1 + 3 Protocol 1.33 pt 5.3 pt 1 1 Do not make more than 2 consecutive
applications before rotating to another
fungicide with a different mode of action
(thiophanate-methyl + propiconazole)
Leaf spot M4 (captan) SEE INDIVIDUAL
LABELS
1 1 Rate per treated acre. Special label for FL
Many brands available: allows up to 24 applications per season
Captan 50W, Captan 50 WP, Captan 80
WDG, Captec 4L
2 (iprodione) 2 pt 2 pt N/A 1 Do not make more than 1 application per
Many brands available:
Enclosure 4, Iprodione 4L AG , Meteor,
Nevado 4F, Rovral 4 Flowable
2019 Vegetable Production Handbook of Florida 327