Table 15.12. Radish 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
11 Cabrio EG 12 oz 48 oz 0 0.5 Do not exceed 1 sequential and 4 total appl. of
(pyraclostrobin) Qol fungicides. See label for soil appl.
11 (Azoxystrobin) 0 0.5 Do not exceed 1 sequential and 4 total appl. of
Various brands available: Qol fungicides. See label for soil appl.
Quadris, Satori, Willowood Azoxy
Pythium 21 Presidio 7 0.5 Alternate with fungicides of dissimilar
chemistry.
Pythium damping-off 4 Acquire, Sebring 1 Seed treatment only.
(metalaxyl) 100 lbs of
seed
Pythium seedling
blight
4 Apron XL
(mefenoxam)
oz./100 lb
seed
2 Seed treatment only.
4 Metastar 2E AG 8 pt 2 Apply as a broadcast soil application and
incorporate into top 2 inches. See label for
directions.
(metalaxyl)
4 Ridomil Gold EC 2 pt 2 Apply at seeding in a 7-12” band on soil over
(mefenoxam) seed furrow.
4 Ridomil Gold SL 2 pt 2
incorporated applications and surface
applications at the time of planting.
(mefenoxam)
White rust 11 Cabrio EG 12 oz 48 oz 0 0.5 Do not exceed 1 sequential and 4 total appl. of
(pyraclostrobin) Qol fungicides. See label for soil appl.
11 (Azoxystrobin) 0 0.5 Do not exceed 1 sequential and 4 total appl. of
Various brands available: Qol fungicides. See label for soil appl.
Quadris, Satori, Willowood Azoxy
Various (see label) 7 & 11 Merivon Xemium
7 0.5 Alternate with fungicides of dissimilar modes
of action
11 (Azoxystrobin)
oz/1000
row ft
0 0.5 Do not exceed 1 sequential and 4 total appl. of
Various brands available: Qol fungicides. See label for soil appl.
Quadris, Satori, Willowood Azoxy
7 & 9 Luna Tranquility
7 0.5 Do not make more than 2 sequential
applications without rotating to a fungicide of
dissimilar mode of action.
33 (mono- and di-potassium salts 3 qt 0 4 hr See label for details.
of phosphorous acid)
Many brands available:
phite, K-Phite 7LP, Oxiphos,
Rampart
Various seedling
diseases
12 Various brands available:
100 lb of
seed
0.5 Seed treatment only.
Dynashield, Maxim 4FS,
Spirato 480 FS
1 FRAC code (fungicide group): Number (1 through 45) and letters (U and P) are used to distinguish the fungicide mode of action groups. All fungicides within the same
group (with same number or letter) indicate same active ingredient or similar mode of action. This information must be considered for the fungicide resistance management
Code List 2019; http://www.frac.info/ (FRAC = Fungicide Resistance Action Committee).
2 Information provided in this table applies only to Florida. Be sure to read a current product label before applying any chemical. The use of brand names and any mention or
listing of commercial products or services in the publication does not imply endorsement by UF/IFAS Extension nor discrimination against similar products or services not
mentioned.
2019 Vegetable Production Handbook of Florida 303
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