Purple of Romagna Artichoke Seeds - 15+ Rare Non-GMO Heirloom Vegetable Seeds in Frozen Seed Capsules for Seed Saving or Planting Now PalmBeachSeedCompany. 'Green Globe Improved' is a short-season variety and 'Purple of Romagna' is a coveted, Italian heirloom. Latin Name: Cynara Scolymus Other Names: Seed Qualities: Heirloom, Non-GMO Days to Maturity: 120 Planting Depth: ¼- ½" Plant Spacing: … Growing Purple Italian Globe Artichoke Vegetable Garden Seeds. Start indoors in late January or early February to produce artichokes the first year. Direct seed … Grow artichokes anywhere, even in northern gardens. Artichokes are reported to contain the highest level of antioxidants of all vegetables! From shop … C. cardunculus Cardoon is a relative of the artichoke… Purple Romagna Artichoke Seeds, 50+ Premium Heirloom Seeds, Rare Rich & Delicious!, (Isla's Garden Seeds) - Non GMO, 90% Germination, Highest Quality Seed, 100% Pure 4.8 out of 5 stars 6 $9.99 Requires 10-12 days of temps below 50˚F to induce artichokes the first year. scolymus The flower buds of the artichoke are the harvested part of the plant. Cynara cardunculus var. Provide plenty of room and fertile soil and you'll … Cynara cardunculus## HOW TO GROW ARTICHOKE Start indoors 8 weeks before last frost, plant out on frost free date to 3’ spacing.