Annual report pursuant to Section 13 and 15(d)


Cover - USD ($)
12 Months Ended
Dec. 31, 2021
Feb. 24, 2022
Jun. 30, 2021
Cover [Abstract]      
Document Type 10-K    
Document Annual Report true    
Document Period End Date Dec. 31, 2021    
Current Fiscal Year End Date --12-31    
Document Transition Report false    
Entity File Number 333-207889    
Entity Registrant Name GROWGENERATION CORP.    
Entity Incorporation, State or Country Code CO    
Entity Tax Identification Number 46-5008129    
Entity Address, Address Line One 5619 DTC Parkway    
Entity Address, Address Line Two Suite 900    
Entity Address, City or Town Greenwood Village    
Entity Address, State or Province CO    
Entity Address, Postal Zip Code 80111    
City Area Code 800    
Local Phone Number 935-8420    
Title of 12(b) Security Common Stock, par value $0.001 per share    
Trading Symbol GRWG    
Security Exchange Name NASDAQ    
Entity Well-known Seasoned Issuer No    
Entity Voluntary Filers No    
Entity Current Reporting Status Yes    
Entity Interactive Data Current Yes    
Entity Filer Category Large Accelerated Filer    
Entity Small Business false    
Entity Emerging Growth Company false    
ICFR Auditor Attestation Flag true    
Entity Shell Company false    
Entity Public Float     $ 2,674,120,077
Entity Common Stock, Shares Outstanding   60,703,893  
Entity Central Index Key 0001604868    
Amendment Flag false    
Document Fiscal Period Focus FY    
Document Fiscal Year Focus 2021    
Documents Incorporated by Reference
Document Incorporated by Reference
Portions of a definitive proxy relating to the registrant’s 2022 Annual Meeting of Shareholders, which will be filed with the Securities and Exchange Commission within 120 days after the close of the fiscal year covered by this Form 10-K, are incorporated into Part III of this Form 10-K.