Report No. 6:OT023
Hydrangea: Hydrangea macrophylla ‘Nikko Blue’
Corynespora leaf spot: Corynespora cassiicola

Fungicides compared for control of Corynespora leaf spot on bigleaf hydrangea, 2011.

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First Author: Austin Hagan, Auburn University

Additional Authors:

Section: Ornamentals and Trees


Geographical location: Alabama, United States

Products Tested: Concert II; Palladium WDG; Headway; Heritage; Banner MAXX

Active chemical(s): Chlorothalonil + Propiconazole; Cyprodinil + Fludioxonil; Azoxystrobin + Propiconazole; Azoxystrobin; Propiconazole

Biological Control:  

Biorational Product:  

Manufacturer(s): Syngenta; Syngenta; Syngenta; Syngenta; Syngenta  

Publication date: August 10, 2012

© The American Phytopathological Society