Lobelia Flower Perennial. Canterbury bells Campanula medium. Lobelia siphilitica Sometimes called blue cardinal flower this species is also perennial and grows up to 3 feet tall.
Save 50 Free Chocs. Lobelia Perennial Stately upright plants with tall flower spikes that rise above clusters of long narrow leaves. Lobelia speciosa are popular garden hybrids usually of L.
The foliage is a handsome rich green to sometimes dark reddish purple.
Great Blue Lobelia is a herbaceous perennial that may grow 3 to 4 feet tall. Although it will grow in almost any sunny or partially sunny spot perennial lobelia likes to have its feet wet so its the perfect choice for low spots in your landscape that collect water after a rain. This colorful plant belongs to the Campanulaceae or bellflower family. Plants grow 2-3 feet tall and bloom with spikes of scarlet colored flowers.