Perennial Lobelia Leaves. Careful watering is essential in getting lobelia perennials off to a good start. Perennial forms have longer leaves in shades of green or purple.
Lobelia speciosa are popular garden hybrids usually of L. Cardinal Flower Hybrid Lobelia A replacement for Vulcan Red. The Cardinal flower has finely-toothed lance-shaped dark green leaves to 4.
Lobelia Perennial Stately upright plants with tall flower spikes that rise above clusters of long narrow leaves.
The Cardinal flower has finely-toothed lance-shaped dark green leaves to 4. Always keep mulches off a plants stems to prevent possible rot. Cardinal Flower Hybrid Lobelia. These varietes are mainly used in bedding displays and hanging baskets.