For more Oregon reading , check out: 1  These Are The 10 Best Places To Retire In Oregon. 2  These Are The 10 Most Miserable Cities In Oregon. 3  These Are The 10 Drunkest Cities In Oregon.
A perennial plant or simply perennial is a plant that lives for more than two years. The term is often used to differentiate a plant from shorter-lived annuals and biennials.
Perennial or Annual. The term âtenderâ is usually used in reference to perennial plants. Annual plants are those whose life cycle lasts one year, and these plants are typically propagated by seed. Theyâre ideal for adding a splash of color to your landscape, but they have to be replaced or replanted each year.