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Brunnera macrophylla 'Jack Frost'

Largeleaf Brunnera

Siberian Bugloss

Plant Family:

Boraginaceae

Herbaceous Plant, Perennial

Flower:

Blue

Blooms :

Apr

to:

May

Small, blue, forget-me-not-like flowers with white centers bloom in airy, branched racemes rising well above the foliage on slender stems to 18" tall in spring.

Botanical Description

Fragrant?

No

Foliage:

Gray-Green

Deciduous

Basal leaves green heart shaped form a foliage mound which remains attractive throughout the growing season. Smaller upper leaves are elliptic.

Oregon Native?

No

West State Native?

No

Turkey

Site Selection

Minimum USDA Hardiness Zone:

3

Water Needs:

M

Sun Needs:

Shade

Deer Resistant?

Yes

Firewise?

Yes

Height:

12-18"

Spread:

18-30"

Growth Rate:

Native Habitat:

Soil:

Prefers consistently moist, organically rich soils in shady areas. Generally intolerant of dry soils, but tolerates some dryness better than most other cultivars of this species.

Care Recommendations

Maintenance Level:

Low

Fertilizer:

Mulch:

Long Term:

Clumps slowly spread by creeping rhizomes to form thick ground covers. Plants may self seed in optimum growing conditions, but seedlings of variegated forms may not come Yes (may lose variegation).

Winter:

Spring:

Summer:

Fall:

Common Problems

Plants may self seed in optimum growing conditions.

Diseases:

No serious disease problems.

Insects:

No serious insect problems. Slugs and snails are occasional visitors.

Also called:

COMGA

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