Purple flowers are edible as well as leaves and seeds which are known for benefits to liver. Leaves can be eaten too. Purple, white, yellow bi-color blooms have a sweet, tart flavor. Some vines produce large greenish white and purple blossoms and then orange or purple edible fruit, depending upon the variety of the plant. Some of the tastiest rose varieties are Rosa xdamascena, Rosa gallica, and Rosa rugosa, Flower carpet rose, Double Delight, Mirandy, and Tiffany variety.
Roses have a slight fruity flavor.
Lavender-blue flower spikes grow only on the culinary variety. The variegated species of sage do not flower. Flowers have distinctive sage flavor. Multi-color flowers with crisp, cucumber taste. Vegetable flowers Butterblossom squash flowers have slight squash taste.