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.
(suppression only) 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
(suppression only) 7 + 9 Luna Tranquility 1 0.5 Do not make more than 2 sequential
applications before rotating with a fungicide
from a different group.
7 + 11 Luna Sensation 0 0.5 Do not make more than 2 sequential
applications before rotating with a fungicide
from a different group.
Phomopsis soft rot 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
(suppression only) 7 + 9 Luna Tranquility 1 0.5 Do not make more than 2 sequential
applications before rotating with a fungicide
from a different group.
7 + 11 Luna Sensation 0 0.5 Do not make more than 2 sequential
applications before rotating with a fungicide
from a different group.
Phytophthora crown rot 4 Metalaxyl 2E AG, MetaStar 2E AG 2 qt 6 qt 0 2 See label for use in drip irrigation
(metalaxyl)
4 Ridomil Gold EC, 1 pt/trtd
acre
1 ½ qt/trtd
acre
0 2 See label for use in drip irrigation
Ridomil Gold SL
Ultra Flourish
(mefenoxam)
33
Phite, K-Phite,Phorcephite, Phostrol,
Rampart
SEE INDIVIDUAL
LABELS
0 4 hr Do not tank mix with copper fungicides
Powdery mildew M2 (sulfur) SEE INDIVIDUAL
LABELS
1 1 Do not use during hot weather
Many brands available:
Acoidal, Cosavet DF, Crusade DF,
Microthiol Disperss, Rebel DF, Sulfur
90W, Wettable Sulfur, Wettable Sulfur
92, Yellow Jacket Dusting Sulfur, Yellow
Jacket Wettable Sulfur
M2 + 33 Sanction 6 pt 24 pt N/A 1 Do not apply during hot weather. May cause
(potassium phosphate + sulfur) injure during certain climatic conditions
M12 Fracture 1 4 hr Do not make more than 2 sequential
(banda de lupinus albus doce - BLAD) applications.
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)
3 (propiconazole) 0 0.5 Do not make more than 2 consecutive
Many brands available: applications
Amtide Propiconazole EC, Bumper 41.8
EC, Bumper ES, Orbit, Propi-Star EC,
Shar-Shield PPZ, Tilt, Topaz
2019 Vegetable Production Handbook of Florida 329