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Gray Oysterleaf, Oyster Plant
Mertensia maritima

Family: Boraginaceae
Genus: Mertensia (mer-TEN-see-uh) (Info)
Species: maritima (muh-RIT-tim-muh) (Info)
Synonym:Pulmonaria maritima
Synonym:Pneumaria maritima

Category:

Perennials

Height:

under 6 in. (15 cm)

Spacing:

24-36 in. (60-90 cm)

Hardiness:

USDA Zone 2a: to -45.5 C (-50 F)

USDA Zone 2b: to -42.7 C (-45 F)

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)

USDA Zone 8a: to -12.2 C (10 F)

USDA Zone 8b: to -9.4 C (15 F)

Sun Exposure:

Full Sun

Danger:

Unknown - Tell us

Bloom Color:

Pink

Light Blue

Medium Blue

Bloom Time:

Mid Summer

Foliage:

Grown for foliage

Herbaceous

Blue-Green

Smooth-Textured

Succulent

Other details:

This plant is attractive to bees, butterflies and/or birds

Average Water Needs; Water regularly; do not overwater

Soil pH requirements:

6.6 to 7.5 (neutral)

7.6 to 7.8 (mildly alkaline)

Patent Information:

Non-patented

Propagation Methods:

From seed; direct sow outdoors in fall

From seed; winter sow in vented containers, coldframe or unheated greenhouse

From seed; stratify if sowing indoors

Seed Collecting:

Bag seedheads to capture ripening seed

Regional

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

Richmond, California

Gardeners' Notes:

No details have been posted.