Document and Entity Information
| Document and Entity Information | Sep. 01, 2023 |
| Details | |
| Registrant CIK | 0001165320 |
| Document Type | 8-K |
| Document Period End Date | Sep. 01, 2023 |
| Entity Registrant Name | GB Sciences, Inc. |
| Entity Incorporation, State or Country Code | NV |
| Entity File Number | 000-55462 |
| Entity Tax Identification Number | 59-3733133 |
| Entity Address, Address Line One | 205 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 | 89148 |
| City Area Code | 866 |
| Local Phone Number | 721-0297 |
| Written Communications | false |
| Soliciting Material | false |
| Pre-commencement Tender Offer | false |
| Pre-commencement Issuer Tender Offer | false |
| Entity Emerging Growth Company | false |
| Amendment Flag | false |