GrowGeneration Acquires All the Assets of Sonoma Hydro Creating a $2.5 Million Northern California Retail Distribution Center GrowGeneration Corp., one of the largest specialty retail hydroponic and organic gardening store chains, announced that it has acquired all of the assets of Sonoma Hydro and signed a 5-year lease on a 8,000 square foot facility in Santa Rosa, CA. The Sonoma Hydro location, one of the original hydroponic stores in what is known as the Emerald Triangle, will serve as a retail and warehouse location servicing the growing number of both commercial and home growers in the Northern California. market