Overview

Brunnera macrophylla 'Betty Bowring' is a bushy herbaceous perennial in the genus Brunnera, part of the Boraginaceae family, with deciduous foliage. It typically grows around 0.1-0.5 metres tall and 0.1-0.5 metres wide, reaching full size in around 2-5 years. Brunnera macrophylla 'Betty Bowring' grows best in full sun and partial shade, and tolerates most soils and any pH. Its UK hardiness is rated H6. Suggested uses include cottage and informal garden, banks and slopes, ground cover and underplanting of roses and shrubs. It is native to Caucasus.

About

Brunnera macrophylla 'Betty Bowring' (Siberian bugloss) is a bushy, herbaceous perennial in the Boraginaceae family. It is a deciduous plant that grows to a height and spread of 0.1 to 0.5 metres, reaching full size within 2 to 5 years. This cultivar thrives in full sun or partial shade with a sheltered aspect, including north, west, or east-facing positions. It prefers moist but well-drained soils of various types and pH levels, and is particularly attractive in spring.

About the genus

Brunnera is a genus of flowering plants in the family Boraginaceae. They are rhizomatous perennials, native to the woodlands of Eastern Europe and North West Asia. They have hairy leaves and sprays of blue flowers in spring.

Wikipedia contributors, "Brunnera", CC BY-SA 4.0Brunnera

Growing conditions

Best soil and position for Brunnera

Sunlight
Full sun, Partial shade
Soil type
Chalk, Clay, Loam, Sand
Soil pH
Acid, Alkaline, Neutral
Soil moisture
Moist but well-drained
Aspect
North-facing, West-facing, East-facing
Exposure
Sheltered
UK hardiness
H6

Plant details

Brunnera macrophylla 'Betty Bowring' size, habit and characteristics

Plant type
Herbaceous Perennial
Habit
Bushy
Foliage
Deciduous
Height
0.1-0.5 metres
Spread
0.1-0.5 metres
Time to full height
2-5 years
Suggested uses
Cottage and informal garden, Banks and slopes, Ground cover, Underplanting of roses and shrubs
Native to
Caucasus

Care notes

Pruning and caring for Brunnera macrophylla 'Betty Bowring'

Cultivation
Prefers moist, well-drained soil in partial shade; avoid dry conditions; mulch in winter to protect roots.
Pruning
Remove dead or damaged leaves in spring; cut back after flowering to maintain shape.
Propagation
Division in early spring or autumn
Pest resistance
Generally pest-free
Disease resistance
Generally disease-free

Frequently asked questions

How do I grow Brunnera macrophylla 'Betty Bowring'?

Prefers moist, well-drained soil in partial shade; avoid dry conditions; mulch in winter to protect roots.

Where is the best place to plant Brunnera macrophylla 'Betty Bowring'?

Brunnera macrophylla 'Betty Bowring' prefers full sun and partial shade. It suits sheltered positions.

What soil does Brunnera macrophylla 'Betty Bowring' need?

Brunnera macrophylla 'Betty Bowring' is adaptable and grows happily in most soil types, including chalk, clay, loam and sand. It is happy in soil of any pH. Aim for soil that stays moist but well-drained.

How do I prune Brunnera macrophylla 'Betty Bowring'?

Remove dead or damaged leaves in spring; cut back after flowering to maintain shape.

How big does Brunnera macrophylla 'Betty Bowring' grow?

Brunnera macrophylla 'Betty Bowring' reaches a height of 0.1-0.5 metres and a spread of 0.1-0.5 metres. It takes around 2-5 years to reach full size.

Is Brunnera macrophylla 'Betty Bowring' hardy in the UK?

Brunnera macrophylla 'Betty Bowring' has an RHS hardiness rating of H6, meaning it is very hardy, tolerating -20 to -15°C across most of the UK.

How do I propagate Brunnera macrophylla 'Betty Bowring'?

Division in early spring or autumn.

More in the Brunnera genus

Browse all Brunnera

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