- You Will Get 50 Ct Seeds Of Swiss Chard Lucullus Heirloom Garden NON-GMO Vegetable Seeds. - Swiss Chard Lucullus Vegetable Seeds. - 50 Seeds. - Days To Maturity: 50. - Planting Depth: 1/2". - Distance Apart In Row: 1-4". - Row Spacing: 12-18". - Plant In Full Sun After Chance Of Final Frost. - Sunlight: Full Shade, Full Sun, Medium Sun. - Watering: Medium.