If you don't find the answer to your question here, try the the experts . Average last frost date is around March 20, but this varies widely across Leon County in locations as varied as the airport, where the official temperature is recorded, to downtown where the date may be as much as two weeks later. Immediately after blooming is the best time to prune. Younger plants will only need a moderate pruning. Fertilize them right after pruning to encourage fuller and more rapid growth.
Caladiums are one of our most colorful plants for shady areas.
They are native to Brazil, and being tropical, need warm soil temperatures to grow. Most perennials bloom once a year for a period of 6-8 weeks. Annual flowers, which last for a season, bloom more constantly, usually for 12-16 weeks. A few perennials that will bloom for the entire season, though in cycles, include lantanas, Mexican heather, justicea, shrimp plant, and the perennial salvias, Indigo Spires and guaranitica. A Guide to Gardening in the Lower South by the Savannah Garden Club is among the best, especially with the out of print absence of David Marshall's book, Design and Care of the Southern Landscape.