Beginner
skill rating
Online Garden Tools
Useful videos
Brunnera macrophylla 'Jack Frost' (Siberian bugloss 'Jack Frost')
1 hour care
per year
per year
0.5m
Max height
Max height
0.5m
Max spread
Max spread
2-5 years
To maturity
To maturity
Plant details
Botanical name
Brunnera macrophylla 'Jack Frost'
Other names
Siberian bugloss 'Jack Frost'
Genus
Brunnera Brunnera
Variety or Cultivar
'Jack Frost' _ 'Jack Frost' is a clump-forming perennial, with broad, hairy, heart-shaped leaves which are silver with green veins and blue forget-me-not type flowers in spring.
Brunnera macrophylla 'Jack Frost' is: Deciduous
Habit
Cushion or Mound Forming
Flower
Blue in Spring
Foliage
Veined, Silvery-grey, Green in All seasons
How to care
Watch out for
Pests
Generally pest free. The fact that slugs don't like the leaves gives this plant an edge over hostas for shade planting. These two plants work well interplanted together.
General care
Pruning
Cut stems and leaves down to the ground in spring rather than autumn to protect the crown during winter.
Propagation
Divide and replant roots of crowded clumps in early spring. Grow from root cuttings in a cold frame and plant the rooted cuttings in a nursery bed in early summer and replant the hardier plants later in the year.
Propagation methods
Division, Root cuttings
Sign up for your FREE ACCOUNT today or login to receive detailed monthly care instructions
Where to grow
Brunnera macrophylla 'Jack Frost' (Siberian bugloss 'Jack Frost') will reach a height of 0.5m and a spread of 0.5m after 2-5 years.
Suggested uses
Cottage/Informal, Flower Arranging, Beds and borders, Containers
Cultivation
Plant in the autumn or spring in any ordinary soil. Tolerates either sun or shade, although if planted in full sun less tolarant of drought.
Soil type
Chalky, Clay, Loamy, Sandy (will tolerate most soil types)
Soil drainage
Moist but well-drained
Soil pH
Acid, Alkaline, Neutral
Light
Partial Shade, Full Shade
Aspect
North, South, East, West
Exposure
Exposed, Sheltered
UK hardiness Note: We are working to update our ratings. Thanks for your patience.
Hardy (H4)
Companion plants
We do not currently have companion plants added for this plant.
Botanical name
Brunnera macrophylla 'Jack Frost'
Other names
Siberian bugloss 'Jack Frost'
Genus
Brunnera Brunnera
Variety or Cultivar
'Jack Frost' _ 'Jack Frost' is a clump-forming perennial, with broad, hairy, heart-shaped leaves which are silver with green veins and blue forget-me-not type flowers in spring.
Foliage
Deciduous
Habit
Cushion or Mound Forming
Create your free Shoot garden
Create your free SHOOT garden and make a record of the plants in your garden.
Add your own photos, notes, get monthly email reminders on how to care for your plants, and connect with other gardeners. Get started now.
Colour
Flower
Blue in Spring
Foliage
Veined, Silvery-grey, Green in All seasons
How to care
Watch out for
Pests
Generally pest free. The fact that slugs don't like the leaves gives this plant an edge over hostas for shade planting. These two plants work well interplanted together.
General care
Pruning
Cut stems and leaves down to the ground in spring rather than autumn to protect the crown during winter.
Propagation
Divide and replant roots of crowded clumps in early spring. Grow from root cuttings in a cold frame and plant the rooted cuttings in a nursery bed in early summer and replant the hardier plants later in the year.
Propagation methods
Division, Root cuttings
Monthly care advice
Get access to monthly care advice
Create a free SHOOT account and get instant access to expert care advice for this and other plants in your garden.
You'll also receive handy monthly email reminders of what needs doing. Create your free account.
Where to grow
Brunnera macrophylla 'Jack Frost' (Siberian bugloss 'Jack Frost') will reach a height of 0.5m and a spread of 0.5m after 2-5 years.
Suggested uses
Cottage/Informal, Flower Arranging, Beds and borders, Containers
Cultivation
Plant in the autumn or spring in any ordinary soil. Tolerates either sun or shade, although if planted in full sun less tolarant of drought.
Soil type
Chalky, Clay, Loamy, Sandy (will tolerate most soil types)
Soil drainage
Moist but well-drained
Soil pH
Acid, Alkaline, Neutral
Light
Partial Shade, Full Shade
Aspect
North, South, East, West
Exposure
Exposed, Sheltered
UK hardiness Note: We are working to update our ratings. Thanks for your patience.
Hardy (H4)
USDA zones
Zone 7, Zone 6, Zone 5, Zone 4, Zone 3
In order to add a note on this plant, please add this plant to your plant lists.
Jack Frost with
(26/02/2012)
(29/05/2010)
Brunnera 'Jack Frost', 5 months' growth (21/03/2012)
between first two trees on the right
(07/06/2010)
(29/06/2013)
(19/10/2010)
Very distinctive leaves on this Brunnera (07/06/2010)
Back
| This plant likes... | Garden match | |
| Soil types: | Chalky, Clay, Loamy, Sandy (will tolerate most soil types) | Tell us... |
| Soil drainage: | Moist but well-drained | Tell us... |
| Soil pH: | Acid, Alkaline, Neutral | Tell us... |
| Light: | Partial Shade, Full Shade | Tell us... |
| Aspect: | North, South, East, West | Tell us... |
| Exposure: | Exposed, Sheltered | Tell us... |
| Hardiness: | Hardy (H4) | Tell us... |
GARDENS WITH THIS PLANT
ARTICLES WITH THIS PLANT
Created by garden designer Charlie Hartigan of Envisage Gardens, 1 in 10 garden at RHS Tatton Park Flower Show 2019 was designed as part of the RHS Young Designer of the Year competition. read more
For this year’s Morgan Stanley Garden, designer Chris Beardshaw has been inspired by the UK’s love of gardens and explores how gardeners can continue the tradition of creating beautiful… read more
Designed by James Brunton-Smith. This is a relatively small urban garden, typical of many London gardens it is very much longer than it is wide. read more
By Reading based MSGD garden designer Andrea Newill. A contemporary sloping garden around a generous level terrace within the sloping site, laid with sawn, contemporary beige limestone to tie in… read more
By Reading based MSGD garden designer Andrea Newill. The property is in a stunning location within an area of outstanding natural beauty bordering national trust meadows and ancient woodland. read more
To add ? to your lists,
login to your account or subscribe.
Find out more about plant lists here
or Login
To add notes for this plant login to your account or register for a new account.
Sign up for freeor Login
To add images for this plant login to your account or register for a new account.
Sign up for freeor Login
To check if this plant is suitable for your garden first login to your account or subscribe.
or Login
DISCUSS THIS PLANT
Brunnera macrophyla
There are 0 active discussions about Brunnera macrophylla 'Jack Frost' (Siberian bugloss 'Jack Frost')
View all discussions