Lemon balm is a fresh and fragrant perennial aromatic plant, known for its pleasant lemony scent. Its lively-tasting leaves are used in herbal teas, in cooking, and in various herbal preparations. It is also highly prized in aromatherapy and essential oil production for its soothing properties.

Easy to grow and maintain, lemon balm thrives both in full sun and partial shade. It adds beautiful plant density to the garden and produces small white flowers that pollinators love. It is perfect for herb gardens, borders, and areas that support biodiversity.

Where to grow lemon balm

Lemon balm is grown in zones 4 to 9. It prefers moist, well-drained soil and easily adapts to various sun conditions, from full sun to partial shade. It is ideal for vegetable gardens, pots, or slightly shaded areas.

History and traditional uses

Native to southern Europe and the Mediterranean basin, lemon balm (Melissa officinalis) has been cultivated for over 2000 years. Traditionally used to soothe the nervous system and promote sleep, it has also been appreciated in cooking and cosmetics. In some traditions, it was believed to attract bees and promote longevity.

Growing information by Canadian zones

Zones 8 to 9: Direct sow in spring or fall. Harvest regularly to stimulate growth.
Zones 5 to 7: Sow indoors in early spring or direct sow after the last frost.
Zones 4: Pot cultivation recommended or thick mulching to protect the plant in winter.

Planting
Sow seeds 6 mm (¼ in) deep. Space plants 30 to 45 cm (12 to 18 in) apart.

Watering
Keep the soil consistently moist until the plant is established. Once mature, lemon balm tolerates drought periods well.

Harvesting
Pick leaves throughout the growing season, ideally before flowering for optimal flavor.

Maintenance
Prune the plant after flowering to encourage new growth and limit self-seeding.

Seed Conservation Tips

Flowering
Allow some plants to produce flower stalks and go to seed.

Seed Harvest
When seed heads are dry and brown, harvest them carefully.

Drying and Storage
Separate seeds from their husks, dry them completely, then store them in an airtight container.

Viability
Seeds remain viable for 2 to 4 years if stored in a cool, dry place.

Certified Organic by
Islands Organics Producers Association (Cert#1962)