College Park Florist 9823 Rhode Island Ave, College Park, MD20740 College Park Florist is a family-owned business serving the greater College Park area. Owner Claire Son explains that…More the shop will deliver as far away as Landover, Upper Marlboro and Mt. Rainier. Specializing in tropicals, silk and dried-floral arrangements as well as wedding and funeral designs, the store is a bright floral oasis along Rhode Island Avenue. Orders may be placed via the Web site, and the store offers a variety of gift items, cards and candles as well.