Description
Lobelia pentheri (also called 'Penther's Lobelia', among many other common names) is a species of flowering plant in the family Campanulaceae. It is native to Madagascar, and is found in moist forests, woodlands, and savannas. It is an evergreen shrub, growing up to 1 m tall, with opposite, lanceolate leaves and small, blue-purple flowers.
Flower, Seeds and Seedlings
The flower of Lobelia pentheri is a deep blue-violet color, with a five-lobed corolla and a long, slender tube. The seed is a small, black, round seed. The seedlings are small, with a single, slender stem and small, pointed leaves.
Cultivation and Propagation
Lobelia pentheri is a perennial plant that is best grown in full sun to partial shade. It prefers moist, well-drained soils and can tolerate a wide range of soil types. Propagation is usually done by division in the spring or by seed in the fall. Seeds should be sown in a cold frame in the fall and allowed to germinate in the spring.