How to grow Sweet Marjoram in the UK
Origanum majorana
Sweet Marjoram (Origanum majorana) is a herb that grows well in UK gardens. Sweeter, more refined cousin of oregano. Annual in UK climate — sow fresh each year. This guide covers when and how to sow Sweet Marjoram, the soil and position it likes, watering and feeding, companion planting, and when to harvest.
When to sow & grow Sweet Marjoram
Sowing and harvest window through the year (UK):
Jan | Feb | Mar | Apr Sow | May | Jun Plant · Harvest | Jul Harvest | Aug Harvest | Sep Harvest | Oct Harvest | Nov | Dec |
Soil, position & care
- Soil
- Light, free-draining soil
- Soil pH
- 6.0–7.5
- Position
- Full sun
- Sowing depth
- Surface to 1 cm
- Spacing
- 20–30 cm apart
- Sowing
- Sow spring or buy plants
- Growing
- Sweeter than oregano; keep on the dry side
- Harvest & upkeep
- Trim after flowering
- Watch for
- Trouble-free
Companion planting for Sweet Marjoram
No specific companion notes for this plant.
Add Sweet Marjoram to your free 12-month plan and get watering & sowing reminders — no sign-up needed.
Sweet Marjoram FAQs
When should I sow Sweet Marjoram in the UK?
In the UK, sow Sweet Marjoram in April. Sowing across these months gives the plant the right soil temperature and day length to establish well.
How much sun does Sweet Marjoram need?
Sweet Marjoram prefers full sun (6+ hrs direct).
When is Sweet Marjoram ready to harvest?
Sweet Marjoram is typically ready to harvest in June, July, August, September, October in the UK.
Is Sweet Marjoram easy to grow?
Easy — good for beginners. Sweeter, more refined cousin of oregano. Annual in UK climate — sow fresh each year.