Milstop
Milstop is a foliar fungicide used primarily for powdery mildew control and suppression, with additional activity against several other foliar diseases on various crops including ornamentals, vegetables, fruit and cannabis. 
Identification
USRN 68539-13 USA: Pesticide product registration number assigned by the United States Environmental Protection Agency (USEPA). Products containing macro-organisms may be authorised differently.
PCP 28095 Canada: Pesticide product registration number issued by Health Canada’s Pest Management Regulatory Agency. Products containing macro-organisms may be authorised differently.
Formulation
UFI and Type
Possible coformulants
Product family
None
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Always read and follow the instructions on the pesticide label.
Other information
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Please cite as:
AERU (2026) Pesticide Formulations Catalogue (PFC): Milstop. Agriculture and Environment Research Unit (AERU), University of Hertfordshire, UK. URL: https://sitem.herts.ac.uk/aeru/pfc/Reports/2332.htm (Last accessed: 21/09/2026)
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