Brunnera macrophylla ‘Jack Frost’

Brunnera macrophylla 'Jack Frost' is a popular perennial reaching 30-45cm, known for its silver-frosted leaves and blue spring flowers. Thriving in partial shade and moist, well-drained soil, it's perfect for shaded borders and woodland gardens. This low-maintenance plant adds unique foliage and early-season colour.

Flowering Months

Jan J

Feb F

Mar M

Apr A

May M

Jun J

Jul J

Aug A

Sep S

Oct O

Nov N

Dec D

Size

Max Height

0.1 m — 0.5 m

Max Spread

0.5 m — 1.0 m

Growth Habit

Grows in tight bunches from base, forming rounded groups.

Planting Position

Sunlight i Indicates how much direct sunlight the plant needs each day. Full sun means 6+ hours, part shade is filtered or morning sun, and full shade is little to no direct sun.

Full Shade Part Shade

Aspect i Aspect refers to the direction the planting spot faces (north, south, east or west). It affects light levels, warmth and exposure.

East North West

Exposure i Exposure describes how sheltered or exposed a plant’s position is, particularly to wind and weather.

Sheltered

Hardiness i Hardiness indicates how well a plant tolerates cold conditions outdoors. Higher ratings generally mean greater frost tolerance.

(−20 to −15 °C) Very cold-hardy

Ideal Soil Conditions

Soil Type i Soil type describes the texture of the soil (clay, sand, loam, chalk). This affects drainage, nutrients and how roots grow.

Chalk Clay Loam Sand

Soil Moisture i Soil moisture tells you how wet or dry the soil should be for best growth. Match this to your garden conditions for healthier plants.

Moist but permeable

Soil pH i Soil pH measures how acidic or alkaline the soil is. It affects nutrient availability and can impact plant growth.

Acid Alkaline Neutral

Plant Uses & Merits

Merits

RHS | Award Of Garden Merit

Brunnera macrophylla ‘Jack Frost’

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Brunnera macrophylla ‘Jack Frost’

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