How Long Do Lobelia Flower For. Spread the seed evenly over a tray filled with a starting mix. 3 to 4 feet.
Every 2 or 3 years propagate your lobelia through crown division in spring it will rejuvenate your plant and give it a boost. Dig the fertilizer into the ground at a rate of about 5 pounds per 100 square feet of planting space. Native to North and South America cardinal flower was introduced to various portions of Europe in the 1600s via early explorers of North America bringing plants of interest.
Compact and popular Lobelia erinus Trailing Lobelia is a tender perennial usually grown as an annual boasting masses of brightly colored flowers adorned with white or yellow throats from spring to the first frosts.
Placing the seeds into a polythene bag can aid germination by keeping these flower seeds warm and moist. 04062021 In the North lobelia blooms all summer and into fall until the first frost. If the plant is allowed to produce seed after blossoming it will gradually cease to flower because it is an annual plant and completes its life cycle in one season. Dont cover them with soil though because they need light to germinate.