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How to Manage Pests
UC Pest Management Guidelines
Grape
General Properties of Fungicides Used in Grapes
(Reviewed 6/06,
updated 6/06)
In this Guideline:
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Common name (trade name) |
Chemical class |
Activity |
Mode of action1 |
Resistance potential |
Comments |
| azoxystrobin (Abound) |
strobilurin |
contact, systemic |
11 (single-site) |
high |
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| Bacillus pumilis (Sonata) |
biological |
contact |
multi-site |
low |
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| Bacillus subtilis (Serenade) |
biological |
contact |
multi-site |
low |
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| captan |
phthalamide |
contact |
M (multi-site) |
low |
highly toxic to honey bee larvae |
| cinnamaldehyde (Cinnacure) |
natural product |
contact |
multi-site |
low |
|
| copper |
inorganic |
contact |
M (multi-site |
low |
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| copper hydroxide |
inorganic |
contact |
M (multi-site |
low |
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| copper sulfate |
inorganic |
contact |
M (multi-site |
low |
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| cyprodinil (Vangard) |
anilinopyrimidine |
multi—contact |
9 (single-site) |
high |
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| DCNA (Botran) |
aromatic hydrocarbon |
systemic (local) |
single-site |
high |
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| fenarimol (Rubigan) |
DMI2-pyrimidine |
systemic (local) |
3 (single-site) |
high |
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| fenhexamid (Elevate) |
hydroxyanilide |
contact |
17 (single-site) |
high |
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| GABA/L-glutamic acid (AuxiGro) |
— |
— |
— |
— |
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| harpin protein (Messenger) |
SAR3 – protein |
systemic |
host resistance |
— |
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| iprodione (Rovral) |
dicarboximide |
systemic (local) |
2 (multi-site) |
low |
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| kresoxim-methyl (Sovran) |
strobilurin |
contact and systemic (local) |
11 (single-site) |
high |
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| mancozeb (Dithane) |
carbamate (EBDC)4 |
contact |
M (multi-site) |
low |
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| maneb |
carbamate (EBDC)4 |
contact |
M (multi-site) |
low |
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| mefenoxam (Ridomil Gold) |
acylalanine |
systemic |
4 (single-site) |
high |
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| myclobutanil (Rally) |
DMI2-triazole |
systemic (local) |
3 (single-site) |
high |
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| neem oil (Trilogy) |
plant oil |
contact |
multi-site |
low |
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| oil (JMS stylet oil) |
mineral oil |
contact |
multi-site |
low |
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| potassium bicarbonate (Armicarb, Kaligreen, Milstop) |
inorganic |
contact |
multi-site |
low |
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| pyraclostrobin/boscalid (Pristine) |
strobilurin/carboxyanilide |
systemic (local) |
11 (single-site)/ 7 (multi-site) |
medium/low |
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| quinoxyfen (Quintec) |
quinoline |
contact |
13 (single-site) |
medium |
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| sulfur |
inorganic |
contact |
M (multi-site) |
low |
highly toxic to native strains of western predatory mite (Galendromus
occidentalis) and parasites.
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| tebuconazole (Elite) |
DMI2-triazole |
systemic (local) |
3 (single-site) |
high |
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| triadimefon (Bayleton) |
DMI2-Triazole |
systemic (local) |
3 (single-site) |
high |
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| trifloxystrobin (Flint) |
strobilurin |
contact and systemic (local) |
11 (single site) |
high |
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| triflumizole (Procure) |
DMI2-imidazole |
systemic (local) |
3 (single-site) |
high |
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| ziram |
carbamate (DMDC)5 |
contact |
M (multi-site) |
low |
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UC IPM Pest Management Guidelines: Grape
UC ANR Publication 3448
General Information
B. L. Teviotdale, Kearney Agricultural Center, Parlier
J. E. Adaskaveg, Plant Pathology, UC Riverside
T. J. Michailides, Kearney Agricultural Center, Parlier
W. D. Gubler, Plant Pathology, UC Davis
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