110-120 days. Flavor similar to that of Parsley or Celery, the root is harvested for flavoring of soups or salads. Seeds may be started indoors 8 weeks before the last frost. Thrives in mild climates. Seeds should be sown on or close to the surface. Harvest when root is about 4 inches. Great for winter storage. Package contains 1 gram, approximately 2000 Giant Prague Celery Seeds.