In warmer climates artichokes are considered perennials, in zones cooler than 8 they are best grown from seeds … Imperial Star Artichoke Seeds (OP) $4.99. Organic Artichoke Seeds; Sort by: Organic Artichoke Seeds. Globe Artichoke . Cynara scolymus. Unlike other varieties, this produces delicious artichokes … Artichokes have a reputation for being difficult to grow outside of the ideal conditions of California. If your account was created prior to November 18th, 2019 you will need to create a new account. Account Log In. Cynara scolymus. Compare. Despite this reputation, it can be grown in most areas of the United States but it takes care. We note that this select organic cultivar of globe artichoke may be seeded in the early spring and will produce edible globes by fall. Culture: Artichoke is a biennial, and in the north the young plant must be tricked into thinking … Organic Imperial Star Artichoke Seeds. Sold Out Currently- Check Back Soon. —— Organic —— Artichoke Seeds. Sort by: Green Globe Artichoke Seeds (OP) $2.99. See Artichoke . In warmer zones (6 and up) I would expect these to overwinter, in which … Days to maturity are from date of transplanting, not seeding. ~20 seeds/g. … Organic Imperial Star Artichoke Seeds.