Oregano (Origanum vulgare): Classic Mediterranean Herb for Kitchen and Garden

Overview

Oregano (Origanum vulgare), also called wild marjoram, is a spreading perennial herb native to Europe, the Mediterranean, and western Asia. Its pungent, slightly bitter leaves are a cornerstone of Mediterranean cuisine, while its pinkish-purple flowers feed countless pollinators.

Botanical Description

Spreading, rhizomatous perennial 30–60 cm tall. Stems square, woody at base. Leaves are ovate, 1–3 cm long, gray-green, aromatic. Flowers are small, tubular, pink to purple, in dense, terminal spikes (corymbs) blooming June–August. Many subspecies and cultivars exist with varying flavor intensity and habit.

Taxonomy

Family:	Lamiaceae (lay-mee-AY-see-ee)
Genus:	Origanum (or-RI-ga-num)
Species:	vulgare (vul-GAIR-ee)

Growing Conditions

• Light: Full sun.
• Soil: Well-drained, average to lean, alkaline preferred.
• Water: Low; drought-tolerant.
• Hardiness: USDA zones 4–8.

Key Cultivars

'Greek' (subsp. hirtum—most pungent), 'Italian' (milder, larger leaves), 'Hot & Spicy' (high carvacrol), 'Aureum' (golden foliage), 'Compactum' (dwarf), 'Kent Beauty' (ornamental, hop-like bracts).

Uses

Culinary: Pizza, pasta, meats, vegetables, oils. Medicinal: Antimicrobial, antioxidant, digestive. Ornamental: Herb gardens, rock gardens, borders. Wildlife: Major pollinator plant.