A perennial is a plant that bears leaves and perhaps flowers every year. Some plants only bear leaves and flowers once, then they die. Such plants are called annual. Other plants live for two years. They are called biennial.
- Examples of evergreen perennials include Begonia and banana.
- Examples of deciduous perennials include goldenrod and mint.
- Examples of monocarpic perennials include Agave and some species of Streptocarpus.
- Examples of woody perennials include maple, pine, and apple trees.
- Examples of herbaceous perennials used in agriculture include alfalfa, Thinopyrum intermedium, and Red clover.
List of perennials
The following perennial plants are used as herbs:
- Althaea officinalis (marshmallow)
- Basil, many varieties: African blue, East Indian
- Hops - Humulus
- Lemon balm
- Onions, many varieties: potato onions, shallots, Egyptian onions, Japanese bunching onions, Welsh onions, Chinese leeks
- Piper nigrum (black pepper)
- White horehound - Marrubium vulgare
- Yarrow - Achillea millefolium
Many vegetable plants can grow as perennials in tropical climates, but die in cold weather. Some of the more completely perennial vegetables are:
- Allium tricoccum
- Broccoli: nine star
- Colocasia esculenta
- Globe artichoke
- Apios americana ground Nut
- Jerusalem artichoke
- Milkweed (Asclepias)
- New Zealand spinach
- Radicchio or a.k.a. Italian chicory
- Siberian pea tree (Caragana arborescens)
- Sea kale
- Collard greens
- Mustard greens
- Turnip greens
- Sweet potato
Perennial Facts for Kids. Kiddle Encyclopedia.