Pulmonaria Opal ('Ocupol')
lungwort [Opal]
A semi-evergreen perennial with ovate leaves heavily blotched and speckled with silver; clear pale blue flowers open from pale pink buds in spring on stems to 35cm tall
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Size
Ultimate height
0.1–0.5 metresTime to ultimate height
2–5 yearsUltimate spread
0.1–0.5 metresGrowing conditions
Moisture
Moist but well–drainedpH
Acid, Alkaline, NeutralColour & scent
Stem | Flower | Foliage | Fruit | |
Spring | Blue | Green Grey Silver | ||
---|---|---|---|---|
Summer | Green Grey Silver | |||
Autumn | Green Grey Silver | |||
Winter | Green Grey Silver |
Position
- Full shade
- Partial shade
Aspect
North–facing or West–facing or East–facing
Exposure
Sheltered Hardiness
H6Botanical details
- Family
- Boraginaceae
- Native to GB / Ireland
- No
- Foliage
- Semi evergreen
- Habit
- Bushy
- Genus
Pulmonaria can be herbaceous or semi-evergreen rhizomatous perennials with terminal clusters of funnel-shaped flowers in late winter or early spring, and often strikingly patterned leaves developing in summer
- Name status
Trade
How to grow
Cultivation
Grow in humus-rich, fertile, moist but not waterlogged soil in full or partial shade
Propagation
Propagate by division after flowering or in autumn
Suggested planting locations and garden types
- Coastal
- Wildlife gardens
- City and courtyard gardens
- Cottage and informal garden
- Banks and slopes
- Flower borders and beds
- Ground cover
Pruning
Remove old leaves after flowering
Pests
Generally pest-free
Diseases
May be subject to powdery mildews in dry conditions
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