Oregano is a flowering plant in the mint family . It is native to temperate Western and Southwestern Eurasia and the Mediterranean region.
Oregano is a perennial herb, growing from 20–80 cm tall, with opposite leaves 1–4 cm long. The flowers are purple, 3–4 mm long, produced in erect spikes. It is sometimes called wild marjoram, and its close relative, ''O. majorana'', is known as sweet marjoram.