Lobelia erinus is the compact, 4-inch tall flower that comes in white, violet and blue. Crystal Palace is a cobalt blue variety excellent for edging or the front of garden beds.
About this Author
Michael Logan is a writer, editor, web page designer and self proclaimed perfectionist. His professional background includes electrical, computer and test engineering, real estate investment, network engineering and management, programming and remodeling company owner. First published in Test & Measurement World in 1989, Logan has been writing for more than 20 years.