GrowGeneration - Hydroponic Commercial Grow Supplies, Discount Products, and More - Where the pros go to grow. GrowGeneration.com is an online discount grow shop superstore that sells hydroponic supplies, grow lights, plant nutrients, soil and media products, and more. Shop our indoor and outdoor hydroponic items for sale here today! GrowGeneration Corp. is publicly traded on NASDAQ. The stock symbol is GRWG.