Red Rhubarb Swiss Chard (Beta vulgaris) - Annie's Heirloom Seeds
Burpee Organic Swiss Chard Ruby Red Seed 68619 - The Home Depot
Ruby Red Rhubarb Swiss Chard Seeds - Heirloom Untreated NON-GMO From Canada
Amazon.com : Ruby Red Swiss Chard Seeds for Planting, 300+ Heirloom Seeds Per Packet, (Isla's Garden Seeds), Non GMO Seeds, Botanical Name: Beta vulgaris, Great Home Garden Gift : Patio, Lawn & Garden