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BRUNNERA macrophylla 'Jack Frost'
Commonly known as Perennial forget-me-not, Siberian bugloss


Dramatic silver leaves with narrow green edges and bright blue flowers
Plant Details
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Floweringlocal_floristJanlocal_floristFeblocal_floristMarlocal_floristAprlocal_floristMaylocal_floristJunlocal_floristJullocal_floristAuglocal_floristSeplocal_floristOctlocal_floristNovlocal_floristDec
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Pests & Diseases
None. -
Place of origin
Caucasus. Garden origin. -
DeciduousSoftly hairy leaves. Basal leaves are ovate-heart-shaped, sharp-pointed 5-20cm (2-8in) long. Stem leaves are lance-shaped
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Blue
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PaniclesPanicles 20cm (8in) long, or more, of flowers to 7mm (¼in) across
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Fully hardy
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Height
45cm (18in) -
Spread
60cm (24in) -
Bulb/Corm or rhizomatous perennialRhizomatous perennial
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HerbaceousEarly in the year, typically January till end of March, herbaceous plants might be supplied in 9cm pots to ensure timely despatch.
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Hardy - very cold winter
Hardy in all of UK and northern Europe. Plant can possibly withstand temperatures down to -20°C (-4°F) -
Spring Seasonal Interest
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Rabbit Resistant
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Mature Size45cm (18in)
60cm (24in)
Planting Tips and Care Advice
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Garden Location/Conditions
BorderSuits a mixed or herbaceous borderCottage gardenTown garden
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Soil Conditions
Fertile moist well-drained soilModerately fertile, humus-rich.
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Sun Requirements
Full shade
Partial shade
Requires a cool site
Brunnera macrophylla - Growing Guide
Herbaceous Plants - Video Collection
- Dividing Herbaceous Perennials - Video Tip ondemand_video
- Spring Planting Osteospermums - Video Tip ondemand_video
- Dividing Summer Perennials - Video Tip ondemand_video
- Dividing summer flowering Hemerocallis - Video Tip ondemand_video
- Summer propagation - Video Tip ondemand_video
- Self-seeding aquilegia - Video Tip ondemand_video
- Supporting Plants - Video Tip ondemand_video
- Dead heading meconopsis - Video Tip ondemand_video
- Dead heading Delphiniums - Video Tip ondemand_video
- Feeding herbaceous peonies - Video Tip ondemand_video
- Overpotting Problems - Video Tip ondemand_video
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