How to grow Lemon Balm in the UK
Melissa officinalis
Lemon Balm (Melissa officinalis) is a herb that grows well in UK gardens. Bombproof. Cut back hard before it flowers to avoid a hundred seedlings next year. This guide covers when and how to sow Lemon Balm, the soil and position it likes, watering and feeding, companion planting, and when to harvest.
When to sow & grow Lemon Balm
Sowing and harvest window through the year (UK):
Jan | Feb | Mar | Apr Plant | May Harvest | Jun Harvest | Jul Harvest | Aug Harvest | Sep Harvest | Oct | Nov | Dec |
Soil, position & care
- Soil
- Light, free-draining soil; many herbs resent winter wet
- Soil pH
- 6.0–7.5
- Position
- Sun or part shade
- Sowing depth
- Surface to 1 cm
- Spacing
- 20–30 cm apart
- Sowing
- Sow spring or divide; vigorous self-seeder — site with care
- Growing
- Easy and tough
- Harvest & upkeep
- Cut back after flowering to refresh and limit seeding
- Watch for
- Trouble-free
Companion planting for Lemon Balm
No specific companion notes for this plant.
Add Lemon Balm to your free 12-month plan and get watering & sowing reminders — no sign-up needed.
Lemon Balm FAQs
How much sun does Lemon Balm need?
Lemon Balm prefers full shade.
When should I plant Lemon Balm in the UK?
In the UK, plant Lemon Balm in April. Planting in this window gives the roots time to establish before the plant is asked to grow away.
When is Lemon Balm ready to harvest?
Lemon Balm is typically ready to harvest in May, June, July, August, September in the UK.
Is Lemon Balm easy to grow?
Easy — good for beginners. Bombproof. Cut back hard before it flowers to avoid a hundred seedlings next year.