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Organization and nature of business - Details of the subsidiaries (Details) |  | 12 Months Ended
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Jun. 15, 2020 | Sep. 30, 2021
FAMI |  |
Organization and nature of business |  |
Entity Incorporation, Date of Incorporation |  | Jul. 28, 2015
Entity Incorporation, State Country Name |  | Cayman
Principal Activities |  | Holding company
Farmmi International |  |
Organization and nature of business |  |
Entity Incorporation, Date of Incorporation |  | Aug. 20, 2015
Entity Incorporation, State Country Name |  | Hong Kong
% of Ownership |  | 100.00%
Principal Activities |  | Holding company
Farmmi Enterprise |  |
Organization and nature of business |  |
Entity Incorporation, Date of Incorporation |  | May 23, 2016
Entity Incorporation, State Country Name |  | Zhejiang, China
% of Ownership |  | 100.00%
Principal Activities |  | Holding company
Farmmi Technology |  |
Organization and nature of business |  |
Entity Incorporation, Date of Incorporation |  | Jun. 06, 2016
Entity Incorporation, State Country Name |  | Zhejiang, China
% of Ownership |  | 100.00%
Principal Activities |  | Holding company
Farmmi Agricultural |  |
Organization and nature of business |  |
Entity Incorporation, Date of Incorporation |  | Dec. 08, 2015
Entity Incorporation, State Country Name |  | Zhejiang, China
% of Ownership |  | 100.00%
Principal Activities |  | Holding company
FLS Mushroom |  |
Organization and nature of business |  |
Entity Incorporation, Date of Incorporation |  | Mar. 25, 2011
Entity Incorporation, State Country Name |  | Zhejiang, China
% of Ownership |  | 100.00%
Principal Activities |  | Light processing and distribution of dried mushrooms
Farmmi Food |  |
Organization and nature of business |  |
Entity Incorporation, Date of Incorporation |  | Dec. 26, 2017
Entity Incorporation, State Country Name |  | Zhejiang, China
% of Ownership |  | 100.00%
Principal Activities |  | Dehydrating, further processing and distribution of edible fungus
Nongyuan Network |  |
Organization and nature of business |  |
Entity Incorporation, Date of Incorporation |  | Jul. 07, 2016
Entity Incorporation, State Country Name |  | Zhejiang, China
% of Ownership (VIE) | 100.00% | 0.00%
Principal Activities |  | Trading
Farmmi E-Commerce |  |
Organization and nature of business |  |
Entity Incorporation, Date of Incorporation |  | Mar. 22, 2019
Entity Incorporation, State Country Name |  | Zhejiang, China
% of Ownership |  | 100.00%
Principal Activities |  | Technology development, technical services and technical consultation related to agricultural products
Farmmi Biotech |  |
Organization and nature of business |  |
Entity Incorporation, Date of Incorporation |  | Apr. 07, 2021
Entity Incorporation, State Country Name |  | Zhejiang, China
% of Ownership |  | 100.00%
Principal Activities |  | Research and development of mushroom powder and mushroom extract
Farmmi Ecology |  |
Organization and nature of business |  |
Entity Incorporation, Date of Incorporation |  | Apr. 25, 2021
Entity Incorporation, State Country Name |  | Zhejiang, China
% of Ownership |  | 100.00%
Principal Activities |  | Holding company
Farmmi Supply Chain |  |
Organization and nature of business |  |
Entity Incorporation, Date of Incorporation |  | May 11, 2021
Entity Incorporation, State Country Name |  | Zhejiang, China
% of Ownership |  | 100.00%
Principal Activities |  | Agricultural products supply chain
Yitang Mediservice |  |
Organization and nature of business |  |
Entity Incorporation, Date of Incorporation |  | Sep. 07, 2021
Entity Incorporation, State Country Name |  | Zhejiang, China
Principal Activities |  | Medical services
Yiting Meditech |  |
Organization and nature of business |  |
Entity Incorporation, Date of Incorporation |  | Sep. 17, 2021
Entity Incorporation, State Country Name |  | Zhejiang, China
Principal Activities |  | Medical technology
Farmmi Health Development |  |
Organization and nature of business |  |
Entity Incorporation, Date of Incorporation |  | Sep. 17, 2021
Entity Incorporation, State Country Name |  | Zhejiang, China
% of Ownership |  | 100.00%
Principal Activities |  | Health development
Farmmi Medical Health |  |
Organization and nature of business |  |
Entity Incorporation, Date of Incorporation |  | Sep. 18, 2021
Entity Incorporation, State Country Name |  | Zhejiang, China
% of Ownership |  | 100.00%
Principal Activities |  | Medical health
Farmmi Holdings |  |
Organization and nature of business |  |
Entity Incorporation, Date of Incorporation |  | Sep. 18, 2021
Entity Incorporation, State Country Name |  | Zhejiang, China
% of Ownership |  | 100.00%
Principal Activities |  | Holding company

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