OAT Golgemma Growing Oats: Best Varieties, Planting Guides, Care, Problems and Harvest Ammi majus 'Queen of Africa' Bishop's Flower Seeds therapyofflowers.com What is a herbaceous perennial and which are the easiest to grow? A good description of a herbaceous perennial plant is one that produces stems, leaves and flowers during the growing season, Amazon.com : Sweet Fennel Seeds, (25 Seeds) Sweet Fennel Also Called Common Fennel can be Grown for its Leaves, Stems, Flowers, Seeds. Sweet Fennel is Grown as an herb. Seeds to Grow