TOMATO FUNGICIDES(LabeledRates/A) as ofJuly 2005

T. A. Zitter, Dept Plant Pathology, CornellUniversity, Ithaca, NY

NOTE: Underlined areRegistered in NYS for Commercial Use;Group Nos. are from the FungicideResistance Action Committee and EPA;(Warnings are given in italics; No Fungicide Resistance* concerns to note at this time)

  • Acrobat50WP (dimethomorph, Group 15 ) (Should be combined with mancozeb Group M2) (BASF); Staked or nonstaked tomatoes; 6.4 oz/Afor LB, 4DTH
  • Actigard 50WG(acibenzolar-S-methyl, Group P1, host plant defense induction) (Syngenta); Bac. Spot and speck 1/3 to ¾ oz. (Do not exceed rate or yield reduction could occur)14 DTH.
  • AlietteWDG (fosetyl-Al, Group 33) (Bayer); Pythium damping off and Phytophthora root rot 2.5-5 lb; 14 DTH.
  • Amistar80WDG(azoxystrobin, Group 11) (Syngenta);AN, Buckeye rot, EB, PM, Septoria leaf spot, 1.6-2.0 oz; LB 2 oz; (Do not apply sprays near apples;No more than 1 application before alternate with Diff. MOA and limit to 5 applications per season); 0 DTH.
  • Armicarb 100 (potassium bicarbonate, Group M) (Helena); Primarily for PM 2.5-5 lb/A (several species); also listed for Alt. blk mold, EB, Botrytis gray mold, DM, Phoma fruit rot, and Septoria leaf spot. 0 DTH.
  • Botran 75W (dicloran, Group 14) (Gowan); Greenhouse use for Botrytis Stem canker 1 lb/43,560 sq. ft. spray stem of plant from ground level up to height of 18-24 in. (Newly set plants may be injured by drenching). 10 DTH.
  • Bravo Ultrex82.5 WDG (chlorothalonil, Group M4) (Syngenta);Foliage EB, LB, Septoria leaf spot 1.3-1.8 lb; Fruit Set AN, Alt blk mold, Botrytis gray mold, LB fruit rot,Rhizoc fruit rot, 1.8-2.75 lb/A; 0 DTH.
  • Bravo W Stik6SC(chlorothalonil, Group M4) (Syngenta) or OLF;Foliage EB, LB, Septoria leaf spot, 1 3/8 to 2 pt; FruitSetAN, Alt blk mold, Botrytis gray mold, LB fruit rot,Rhizoc fruit rot, 2-3 pt; 0 DTH.
  • CabrioEG 20%(No aerial application in NYS)(pyraclostrobin, Group 11) (BASF); AN, Alt Blk mold, EB, Septoria leaf spot 8-12 oz; LB, PM, Gray mold suppression, 8-16 oz; (Do not make more than 2 sequential applications (1 for LB) before alternate with Diff. MOA and limit to 6 applications per season); 0 DTH.
  • Champ 2F (copper hydroxide 37.5%, Group M1) (Nufarm); EB, LB, 1 1/3-2 pt; Bac. Speck 1 1/3 pt; Bac. Spot, AN Septoria leaf spot1 1/3 – 2 2/3 pt; Champion WPOMRI(copper hydroxide 77%, Group M1) (Nufarm); EB, LB, Bac. Spot, AN, Septoria leaf spot 2-4 lb; Bac. Speck, 2 lb; or OLF.0 DTH.
  • Cuprofix Disperss (36.9% basic copper sulfate, Group M1) (Cerexagri) EB, LB, 2.5 to 6 lb.0DTH.
  • Curzate 60DF (cymoxanil, Group 27, + protectant Group M1, M2 or M4) (Dupont); LB, 3.2-5 oz; 3-5 DTH depending on protectant used.
  • Dithane 75DF(mancozeb, Group M2)(Dow);Manzate75DG Pro-Stick (Dupont);Penncozeb 75DF (Cerexagri);AN, EB, LB, Leaf mold, Septoria leaf spot, 1 ½ to 3 lb; Bac. Speck and spot, use full rate of copper and with half to full rate mancozeb;5 DTH.
  • Endura70WDG(boscalid, Group 7)(BASF);EB, 2.5-3.5 oz; Botrytis gray mold, 9-12.5 oz ;( Do not make more than 2 sequential applications before switching to a diff. MOA fungicide);0 DTH.
  • EquusDF 82.5 (chlorothalonil, Group M4) (Farm Saver); see comments for Bravo Ultrex.
  • Flint50WG(trifloxystrobin, Group 11) (Bayer);EB, 2-3 oz; LB 4oz with a protectant; AN, Septoria leaf spot, 3-4 oz (Do not make more than 3 sequential applications before switching to a diff. MOA fungicide).3 DTH.
  • Flouronil (mefenoxam, Group 4 + chlorothalonil, Group M4) (Nufarm); LB and fruit rot (depends on genotype) 2 lb; EB, Gray leaf mold, Septoria leaf spot, 2 lb; AN, Alt blk mold, Rhizoc fruit rot, Botrytis gray mold, 2-3 lb. 14 DTH.
  • Gavel 75DF(zoxamide 8.3%, Group 22 and mancozeb 66.7%, Group M2) (Dow); Buckeye rot, EB, LB. leaf mold, Septoria leaf spot, 1.5-2 lb; Bac. Speck and spot use full rate of copper in tank mix with full rate of Gavel; 5 DTH.
  • Helena ProPhyt(potassium phosphite, Group 33) (Helena); LB, 3-6 pt plus protectants (3 DTH) like mancozeb. 0/3 DTH.
  • Kaligreen OMRI (potassium bicarbonate, Group M) (Arysta); PM 2 ½-3 lb/A. 1 DTH.
  • Kocide 2000 (copper hydroxide 53.8%= 35% copper, Group M1) (Dupont); AN, Bac speck and spot, EB, Gray leaf mold, LB, Septoria leaf spot, 1.5-3 lbs. 0 DTH.
  • Maneb 75DF (maneb, Group M2) (also Maneb 80WP) (Cerexagri); (Greenhouse and Field use) AN, Septoria leaf spot, Cladosporium leaf mold, EB, LB,1.5-3 lb; 5 DTH.
  • MilStop OMRI (potassium bicarbonate, Group M) (BioWorks); PM primarily, 2.5-5 lb/A. 0 DTH.
  • Phostrol(Na, K, NH4phosphorous acid, Group 33) (Nufarm); Phytophthora Root Rot, 2.5-5 pt in min. of 10 gal of water. 0 DTH.
  • Plant Shield OMRI (Trichoderma harzianum) (BioWorks); Roots, Pythium, Rhizoctonia; Foliage, Botrytis, powder mildew. 0 DTH.
  • Previcur Flex(† Restricted use)(propamocarb, Group 28, plus protectant Group M2 or M4) (Bayer); LB, EB, 0.7-1.5 pt plus protectant. 5 DTH; Greenhouse usebefore and after transplanting for Pythium and Phytophthora spp. responsible for root rot and damping off only; also leaf lettuce, cucurbits and peppers.
  • Quadris F(azoxystrobin, Group 11) (Syngenta); Foliar AN, Blk Mold, Buckeye rot, EB, Septoria leaf spot, PM, 5.0-6.2 fl oz; LB, 6.2 fl oz.(Do not apply near apple trees); (Do not make more than 1 application before switching to a fungicide with a diff. MOA and no more than 5 applications per season).0 DTH.
  • Quadris Opti F (azoxystrobin + chlorothalonil, Group 11 + M4) (Syngenta); AN, Blk. Mold, Buckeye Rot, EB, PM, Septoria leaf spot, LB, 1.6 pt. (Do not apply near apple trees); (Do not make more than 1 application before switching to a fungicide with a diff. MOA and no more than 5 applications per season).0 DTH.
  • Ranman400 SCpending registration (cyazofamid, Group 21) (ISK, FMC); LB, 1.4-2.75 fl oz. ? DTH.
  • Reason 500SC (fenamidone, Group 11) (Bayer); EB, LB, Septoria leaf spot, 5.5-8.2 fl oz. (Do not make more than one application of product before switching to a fungicide with a diff. MOA). 14 DTH.
  • Rhapsody AS (Bacillus subtilis, biological) OMRI, (AgraQuest) Greenhouse use EB, LB, PM, 4-8 qt/100gal; Bac. Spot, 2-8 qt/100gal. 0 DTH.
  • Ridomil Gold4EC (mefenoxam, Group 4) (Syngenta); see also Ultra Flourish (Nufarm); Soil applications for Pythium damping off, 1-2 pt; Phytophthora root and fruit rot, 1-2 pt under the vines. (Do not apply more than 3 pt per season; Do not use as a water transplant treatment, and do not use in greenhouse or on field-grown vegetable bedding plants). 0 DTH.
  • Ridomil Gold Bravo(mefenoxam, Group 4 + chlorothalonil, Group M4) (Syngenta); LB and Fruit rot caused by Phytophthora spp., 2 lb, limit to 3 applications at 14 day intervals; EB, Gray leaf mold, Septoria leaf spot, 2 lb, limit to 3 applications; An, Alternaria Fruit rot, Rhizoctonia fruit rot, Botrytis gray mold, 2-3 lb, limit to 3 applications. 14 DTH.
  • Scala 400SC (pyrimethanil, Group 9) (Bayer); EB, Botrytis Gray mold, 10 fl oz. (may be used in well-ventilated plastic or glass greenhouses).1 DTH.
  • Serenade ASO (Bacillus subtilis, biological) OMRI (AgraQuest); Field useEB, LB, PM 4-8 qts/A; Bac. Spot, 2-8 qts/A combined with registered copper. 0 DTH.
  • Serenade MAX (Bacillus subtilis, biological) OMRI (AgraQuest); Field and Greenhouse Use Bac. Spot, Speck EB, LB, Gray mold, 1-3 qt/A. 0 DTH.
  • Sonata (Bacillus pumilus, biological) OMRI (AgraQuest); Field and Greenhouse Use Bac. Spot, PM, EB, LB; 2-4 qt/A/100 gal. 0 DTH.
  • SulfurMicrothiol Disperss (sulfur, Group M1) (Cerexagri); PM also mite control, 5-10 lb; Micro SulfOMRI (Nufarm) PM and mites, 5-10lb; ThioluxOMRI (Syngenta);PM, mites,6-20lb. 0 DTH
  • Tanos50DF (famoxadone, Group 11 + cymoxanil, Group 27, must be tank mixed with a protectant) (Dupont);(Do not apply more than 1 application before switching to a fungicide with a different MOA; Do not apply more than 50% of applications of Tanos or other Group 11 fungicide per season). EB, 6-8 oz; LB, 8 oz (protectant can be mancozeb, chlorothalonil, Kocide, etc.); AN, Gray leaf mold, LB, Septoria leaf spot, 8 oz; disease suppression of Bac. Spot, Bac. Speck, Buckeye rot, 8 oz; 2ee for Dis. Suppression of Bac. Canker, 8 oz.3 DTH.
  • Ultra Flourish2EC (mefenoxam, Group 4) (Nufarm); Soil applications will provide control of Pythium damping off, at 1-2 qt; Phytophthora root and fruit rot, 1qt (limit of 3 qts. per season);(Do not use as a water transplant treatment, and do not use in greenhouse or on field-grown vegetable bedding plants).0 DTH.
  • Ziram 76DF (ziram, Group M2) (Cerexagri); (Not for use on cherry tomatoes). AN, EB, Septoria leaf spot, 3-4 lb; may be mixed with copper fungicides to enhance bacterial disease control. 7 DTH.

This summary is provided as a helpful guide to some of the products that are available for Tomato Disease Control and is not a substitute for Pesticide Labels. Refer to the 2005 Cornell Guidelines or the product label before buying any product. The label is the law! ABBREVIATIONS: † = Restricted use pesticide (see label); M = Multi-site activity; OLF = Other labeled formulation;AN = anthracnose, Colletotrichum coccodes; EB = early blight, A. tomatophila; LB = late blight, P. infestans; Alternariablack mold = A. alternata f. sp. lycopersici; leaf mold = Fulvia fulva (Cladosporium); Gray mold = Botrytis cinerea; PM = powdery mildewOidium neolycopersici; Buckeye rot, P. capsici;Bacterial canker = Clavibactermichiganensis subsp. michiganensis; Septoria leaf spot, Septoria lycopersici; Bacterial speck = Pseudomonas syringae pv. tomato; Bacterial leaf spot = Xanthomonas campestris pv. vesicatoria.

Overview of the Tomato Fungicide Roster

Protectants/Mixing Partners/Alternating (Field diseases listed)

  • M4 chlorothalonil = Bravo, Equus or OLF (Foliage. An, EB, LB, Septoria) (Fruit Alt Blk mold, Botrytis mold, Rhiz.)
  • M2 mancozeb = Dithane, Manzate, Penncozeb (An, EB, LB, Leaf mold, Septoria, Bac speck and spot)
  • M2 maneb = Maneb 75DF, OLF also Gr. Hs. (An, EB, LB, Leaf mold, Septoria)
  • M2 ziram = Ziram (An, EB, Sept.)
  • M1 copper = Champ, Cuprofix Dis., OLF (An, EB, LB, Leaf mold, Sep., Bac. Speck and spot)
  • M Bacillus subtilis = Serenade MAX (EB, LB, PM, Gray mold, Bac Spot, Speck); Bacillus pumilus = Sonata (Bac Spot, PM, EB, LB)
  • M Bicarbonate = Armicarb, Kaligreen, MilStop (PM)

Group 11 Strobilurins (QoI) and “like”

11 Quadris, Amistar, Quadris Opti (AN, Buckeye, EB, PM, Sep., LB)

11 Flint (EB, LB, Sept)

11 Cabrio (AN, Alt Bk. Mold, EB, LB, Sept, Botrytis mold suppression)

11 Tanos (AN, EB, Leaf mold, LB, Sept, suppression of Bac. Spot, Speck, Canker, and Buckeye)

11 Reason (pending, EB, LB, Sept suppression)

Others

7 Endura (EB, Botrytis Gray mold)

9 Scala (EB, Botrytis Gray mold)

14 Botran (Botrytis stem canker)

Late Blight (tank mix [TMix] and alt. with protectant)

15 Acrobat (LB, eb with added protectant)

27 Curzate (LB, eb with protectant)

22 + M2 Gavel (LB, EB)

28 Previcur Flex (LB, eb with protectant)

33 ProPhyt (LB)

21 Ranman (not EPA registered) (LB, eb with added protectant)

4 Ridomil Gold Bravo, Flouronil (lb, EB)

Oomycetes (Pythium, Phytoph. root rot)

4 Ridomil Gold, Ultra Flourish

33 Phostrol

Greenhouse Usage(Check label for specifics)

  • M2 Maneb
  • 14 Botran
  • 28 † Previcur Flex
  • 9 Scala
  • JMS Stylet Oil or OLF
  • Armicarb
  • Kaligreen
  • MilStop
  • Micro Sulf
  • Thiolux, or OLF
  • Rhapsody
  • Serenade MAX
  • Sonata

OMRI Listed Products (all M = multi-site activity)

  • Champion
  • JMS Stylet Oil
  • Kaligreen
  • Plant Shield Drench
  • Rhapsody
  • Serenade ASO
  • Serenade MAX
  • Sonata
  • MilStop
  • Micro Sulf
  • Thiolux, or OLF