Blue Lungwort, Blue Cowslip
Pulmonaria angustifolia

Family: Boraginaceae
Genus: Pulmonaria (pul-muh-NARE-ee-ah) (Info)
Species: angustifolia (an-gus-tee-FOH-lee-uh) (Info)

Category:

Perennials

Height:

6-12 in. (15-30 cm)

Spacing:

12-15 in. (30-38 cm)

Hardiness:

USDA Zone 3a: to -39.9 C (-40 F)

USDA Zone 3b: to -37.2 C (-35 F)

USDA Zone 4a: to -34.4 C (-30 F)

USDA Zone 4b: to -31.6 C (-25 F)

USDA Zone 5a: to -28.8 C (-20 F)

USDA Zone 5b: to -26.1 C (-15 F)

USDA Zone 6a: to -23.3 C (-10 F)

USDA Zone 6b: to -20.5 C (-5 F)

USDA Zone 7a: to -17.7 C (0 F)

USDA Zone 7b: to -14.9 C (5 F)

Sun Exposure:

Light Shade

Partial to Full Shade

Danger:

N/A

Bloom Color:

Pink

Light Blue

Medium Blue

White/Near White

Bloom Time:

Late Winter/Early Spring

Mid Spring

Late Spring/Early Summer

Foliage:

Grown for foliage

Herbaceous

Variegated

Silver/Gray

Blue-Green

Other details:

Requires consistently moist soil; do not let dry out between waterings

Soil pH requirements:

6.1 to 6.5 (mildly acidic)

6.6 to 7.5 (neutral)

7.6 to 7.8 (mildly alkaline)

Patent Information:

Non-patented

Propagation Methods:

By dividing the rootball

Seed Collecting:

N/A: plant does not set seed, flowers are sterile, or plants will not come true from seed

Regional

This plant has been said to grow in the following regions:

Juneau, Alaska

Mount Prospect, Illinois

Farmingdale, New York

Fargo, North Dakota

Springfield, Virginia

Gardeners' Notes:

No details have been posted.