The Fennel Bronze, Foeniculum vulgare, has stunningly beautiful, purple feathery plumes that provide a lacy contrast in the garden. The Bronze Fennel is a hard to find Fennel, that is used primarily for ornamental value and has tasty foliage and seeds. The tall feathery, smoky purple foliage provides a beautiful accent with pink and white roses or any other contrasting flower color. The Bronze Fennel attracts butterflies. The swallowtail butterfly lays eggs on fennel.