Perennials are plants that return year after year. They usually wither in the autumn, overwinter underground and start growing again in the spring.
Examples of perennials include heather, lavender, rhubarb and chives.
Links
ReThink – Plant Knowledge
Wikipedia – Perennials 
Gardeners Dream – Complete Guide To Perennial Plants
May 2026, TÄNKOM | Revised August 2026, RETINK
