Herbs are also classified as annuals, biennials, and perennials. Annuals bloom one season
and then die. Biennials live for two seasons, blooming the second season
only. Once established, perennials live over winter and bloom each season.
Annual herbs complete their life cycle in one year; start them from seed. Annual herbs include
Perennial herbs grow for more than one season and include sweet marjoram, parsley, mint, sage, thyme and chives. Most can be started from young plants except for parsley.
Biennial herbs are plants which live two season and bloom in the second season only.