- You will get 500+ Seeds of Rutabaga American Purple Top NON-GMO Heirloom Vegetable Seeds. - Rutabaga American Purple Top Vegetable Seeds. - 500+ Seeds. - Days To Maturity: 90. - Diameter: 5-6". - Planting Depth: 1/4". - Row Spacing: 30-36". - Plant Spacing: 6". - Plant In Full Sun After Chance Of Final Frost. - Life Cycle: Annual. - Sunlight: Partial Shade, Full Shade, Full Sun. - Cultivating Difficulty: Moderate. - Watering: Medium.