Table 15.13. Sweetpotato 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.
22 Elumin
(ethaboxam)
12 hr
U15 Orondis Gold 200
(oxathiapiprolin)
5 4 hr Apply as an in-furrow
application at planting.
Powdery mildew 11 Aframe 14 4 hr Do not make more than one sequential
Azoxystar application or with other Group 11 fungicides.
Azoxyzone
Equation
Mazolin
Quadris
Satori
Tetraban
Trevo
Willowood Azoxy 2SC
Azteroid FC 14 4 hr
(azoxystrobin)
11 Cabrio EG
(pyraclostrobin)
12 oz 48 oz 0 12 hr
11 Headline
(pyraclostrobin)
3 12 hr Do not make more than 2 sequential
applications or with other Group 11 fungicides
7 Luna Privilege
7 12 hr Do not make more than 2 sequential
applications or with other Group 7 fungicides
7 Vertisan
(penthiopyrad)
7 12 hr May be used with adjuvants; other crops
cannot be planted until 120 days after the last
application of Vertisan.
M2 Micro Sulf 5 lb 1 Do not apply within 14 days of an oil spray
Microthiol Disperss 10 lb 1
Sulfur 90W
(sulfur) 20 lb 1 For greenhouse use
Sulfur 80 WDG 10 lb 1 OMRI-listed; Apply at early leaf stage; Repeat
every 14 days or as needed
11 & 3 Quadris TOP
(azoxystrobin; difenoconazole)
14 12 hr Make no more than 2 sequential applications or
with other Group 11 fungicides
7 & 3 Aprovia Top
14 12 hr Apply on a 14-day interval; Do not apply more
than 2 consecutive applications; Addition
of a spreading/penetrating type adjuvant is
recommended.
3 Quash 4 oz 16 oz 1 12 hr Do not make more than 2 sequential
(metconazole) applications
7 & 12 Miravis Prime
14 12 hr A adjuvant may be added at recommended
rates
3 & 7 Miravis Top
14 12 hr An adjuvant may be added at recommended
rates; Minimum application interval is 7 days
9 & 12 Switch 62.5WG
14 oz 56 oz 7 12 hr Alternate with another labeled fungicide for 2
applications after 2 applications of Switch WG
Pythium damping-off 4 Acquire
lb. seed
1 Seed treatment
Allegiance FL
100 lb. seed
Dyna-Shield Metalaxyl 318 FS
100 lb. seed
Metalaxyl 265 ST
100 lb. seed
Metastar 2E 8 pt 2 Pre-plant incorporated application or surface
application.
Sebring 318 FS
(metalaxyl)
100 lb. seed
2019 Vegetable Production Handbook of Florida 307