Flumioxazin has been registered in the United States since 2003 for uses in and around environmental horticulture plants in production nurseries and in landscapes. Between 2000 and 2023, the IR-4 Project has conducted 641 trials using three granular
Root rots caused by Phytophthora species are often not noticed until foliar symptoms of wilting and stunting are observed. Phytophthora root rots are difficult to manage there are multiple species with differential sensitivities to fungicides.
Avelyo (mefentrifluconazole) is a fungicide developed by BASF that has been registered for use since May 2020. It is used for the control of diseases such as anthracnose, powdery mildew,
Fluopicolide was registered as Adorn 4SC in the United States in 2008 for control of Pythium, Phytophthora and downy mildew in environmental horticulture plants. State registrations in California and New York occurred in 2010 and 2011, respectively.
Triticonazole was registered as Trinity 2SC in the United States in 2007 as a turf fungicide. Trinity SC was expanded to diseases of environmental horticulture diseases in 2013. Because triticonazole is in the triazole class,
Oxathiapiprolin was registered as Segovis in the United States in 2017 for disease control on ornamental horticulture plants in greenhouse and nurseries. The commercial label contains a general list
From 1999 to 2023, 44 products or active ingredients were evaluated for Rhizoctonia solani management in greenhouse experiments as soil drench, soil incorporation, foliar or soak application, and in field experiments as soil drenches.
Postiva (pydiflumetofen + difenoconazole) is a new fungicide registered by Syngenta for the control of foliar diseases of environmental horticulture crops. The IR-4 Project completed 43 crop safety trials
Picarbutrazox is a novel fungicide with a new mode of action being developed by Nisso America for the control of oomycete diseases such as Bremia, Peronospora, Pseudoperonospora, Phytophthora,
Powdery mildew is a highly recognizable disease with pronounced colonies of white on foliage and, for some species, on petals. Due to the high number of spored produced, powdery mildews often develop resistance quickly to fungicides.