How to grow Lungwort in the UK
Pulmonaria
Lungwort (Pulmonaria) is a flower that grows well in UK gardens. One of the first nectar sources for emerging bumblebees. Cut leaves back midsummer for fresh foliage. This guide covers when and how to sow Lungwort, the soil and position it likes, watering and feeding, companion planting, and when to harvest.
When to sow & grow Lungwort
Sowing and harvest window through the year (UK):
Jan | Feb | Mar | Apr Plant | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec |
Soil, position & care
- Soil
- Fertile, moisture-retentive but free-draining soil
- Soil pH
- 6.0–7.5
- Position
- Sun or part shade depending on species
- Sowing depth
- Plant at the same depth as the pot
- Spacing
- 30–60 cm apart
- Sowing
- Plant container-grown stock spring or autumn; divide established clumps in spring
- Growing
- Water well the first season until established; mulch in spring
- Harvest & upkeep
- Cut back faded foliage in late autumn or early spring; divide every 3–4 years
- Watch for
- Slugs and snails on new shoots; otherwise robust
Companion planting for Lungwort
No specific companion notes for this plant.
Add Lungwort to your free 12-month plan and get watering & sowing reminders — no sign-up needed.
Lungwort FAQs
How much sun does Lungwort need?
Lungwort prefers full shade.
When should I plant Lungwort in the UK?
In the UK, plant Lungwort in April. Planting in this window gives the roots time to establish before the plant is asked to grow away.
Is Lungwort easy to grow?
Easy — good for beginners. One of the first nectar sources for emerging bumblebees. Cut leaves back midsummer for fresh foliage.