| Cover | Aug. 18, 2021 |
| Cover [Abstract] | |
| Document Type | 8-K |
| Amendment Flag | false |
| Document Period End Date | Aug. 18, 2021 |
| Entity File Number | 000-56250 |
| Entity Registrant Name | MJ Harvest, Inc. |
| Entity Central Index Key | 0001789330 |
| Entity Tax Identification Number | 82-3400471 |
| Entity Incorporation, State or Country Code | NV |
| Entity Address, Address Line One | 9205 W. Russell Road |
| Entity Address, Address Line Two | Suite 240 |
| Entity Address, City or Town | Las Vegas |
| Entity Address, State or Province | NV |
| Entity Address, Postal Zip Code | 89139 |
| City Area Code | 954 |
| Local Phone Number | 519-3115 |
| Written Communications | false |
| Soliciting Material | false |
| Pre-commencement Tender Offer | false |
| Pre-commencement Issuer Tender Offer | false |
| Entity Emerging Growth Company | true |
| Elected Not To Use the Extended Transition Period | false |
