Mulch to prevent weeds and conserve moisture. Fertilize marigolds every four to six weeks, if desired. Organic gardeners may want to simply work in plenty of compost at planting time instead. Pinch or snap off spent blooms to prolong flowering. Pull up and discard plants in autumn after frost blackens the leaves.
Colors vary, too, from subtle creams to yellows and golds to brilliant oranges and crimsons.
Height can vary from 8 inches to 2 feet. In the South and Southwest, marigolds appreciate a little afternoon shade to prevent wilting. Inc. How things get done. Use of this Web site constitutes acceptance of the eHow Terms of Use and Privacy .