On the corner of Main Street and Union Avenue, Riverhead Flower Shop brings a warm, colorful familiarity to the town. The shop has been there for more than 40 years, and builds its customer base more each season. OwnerPeggy Keneski is a Riverhead local and has built her business in her tight-knit, hometown community. Floral designer Helen says that the store's convenient location and reliable service is what has kept it successful through the years.