GrowGeneration Corp. (NASDAQ:GRWG) is among the 12 Best Marijuana Stocks to Buy According to Analysts. GrowGeneration Corp. (NASDAQ:GRWG), the nation’s biggest specialty hydroponic and organic gardening company, has established a strategic distribution collaboration with Arett Sales to grow its wholesale presence in the United States. The company’s exclusive brands, such as Char Coir, Drip Hydro, Power Si, The Harvest Company, and Viagrow, will be distributed through Arett’s 32-state network, which serves ...