Deadheading means removing a plant's flowers as they fade. On some plants - especially annuals - this practice encourages more blooms. Deadhead right after the flowers fade. Deadheading not only improves the plants' appearance, it removes developing seeds. Because most annual flowers are genetically programmed to bloom, produce seed, and die, deadheading pushes the plants to develop more flowers in an attempt to produce more seeds. In other words, deadheading tricks the plants into steady bloom.