Caucasian Comfrey, Beinwell, Blue Comfrey
Symphytum caucasicum

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Family: Boraginaceae
Genus: Symphytum (sim-FY-tum) (Info)
Species: caucasicum (kaw-KAS-ee-kum) (Info)

Category:

Groundcovers

Perennials

Height:

18-24 in. (45-60 cm)

Spacing:

Unknown - Tell us

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)

Sun Exposure:

Light Shade

Danger:

Unknown - Tell us

Bloom Color:

Medium Blue

Bloom Time:

Late Spring/Early Summer

Mid Summer

Foliage:

Herbaceous

Velvet/Fuzzy-Textured

Other details:

May be a noxious weed or invasive

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

Average Water Needs; Water regularly; do not overwater

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:

Unknown - Tell us

Propagation Methods:

Unknown - Tell us

Seed Collecting:

Unknown - Tell us

Regional

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

Redford, Michigan

Palmyra, Virginia

Gardeners' Notes:

No details have been posted.