Description
Delphinium cardinale (also called Scarlet Larkspur, among many other common names) is a perennial herb native to western North America. It grows to a height of up to 1 meter and has deeply lobed leaves. It is found in moist, shady areas in the understory of forests and is widespread in California, Oregon, Washington, Idaho, Montana, Wyoming, Utah, Nevada, and Arizona.
Flower, Seeds and Seedlings
Delphinium cardinale has a flower that is a deep blue-violet color and has a bell-shaped form. The seed is a small, dark brown nutlet. The seedlings are small and have a single, oval-shaped leaf.
Cultivation and Propagation
Delphinium cardinale is a perennial plant that can be propagated through division of the root ball. It prefers full sun and well-drained soil. It can be grown from seed, but it is a slow process and may take up to two years for the plant to reach maturity. The plant should be watered regularly and fertilized every few weeks during the growing season.