Prowl CS
(Also known as: Prowl 45.5 CS)
Prowl CS is a professional, broad-spectrum pre-emergence and early post-emergence herbicide used to control annual grasses and certain broad-leaved weeds. 
Identification
BEL 0058-3 Belize: Pesticide product registration number assigned by the Belize Pesticide Control Board, Ministry of Agriculture. Products containing macro-organisms may be authorised differently.
SFE 5226 Costa Rica: Pesticide product registration number assigned by the Servicio Fitosanitario del Estado (SFE) (State Phytosanitary Service), which is a specialised agency under the Ministerio de Agricultura y Ganadería (MAG) (Ministry of Agriculture and Livestock), Costa Rica.
CNRCST 5226 Nicaragua: Pesticide product registration number assigned by the Comisión Nacional de Registro y Control de Sustancias Tóxicas (CNRCST). Products containing macro-organisms may be authorised differently.
GHA PTCCB22/H009R Ghana: Pesticide product registration number assigned by the Environmental Protection Agency of Ghana. This number is not normally published (NP). Products containing macro-organisms may be authorised differently.
SA L9605 South Africa: Pesticide product registration number assigned by the Directorate of Agricultural Inputs Control of the Department of Agriculture, South Africa. Products containing macro-organisms may be authorised differently.Active substances
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
Please cite as:
AERU (2026) Pesticide Formulations Catalogue (PFC): Prowl CS. Agriculture and Environment Research Unit (AERU), University of Hertfordshire, UK. URL: https://sitem.herts.ac.uk/aeru/pfc/Reports/2715.htm (Last accessed: 21/10/2026)
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