May
Pinch azaleas and rhododendron blossoms as they fade. Double flowered azaleas need no pinching.
May 1-6
Plant hardy water lilies in tubs or garden pools.
May 7-13
Begin planting warm-season annuals.
May 14-23
Plant summer bulbs such as caladiums, dahlias, cannas and elephant ears.
May 24-31
Set out peppers and eggplants after soils have warmed. Plant sweet potatoes now.
May 24-31
Take houseplants outdoors when nights will remain above 50 degrees. Most prefer only direct morning sun.