Comfrey

Symphytum × uplandicum

Taxonomy

Division:
Magnoliophyta | - Flowering plants
Family:
Boraginaceae
Genus:
Symphytum
Species:
Symphytum × uplandicum

Growth Characteristics

Life Cycle:
Perennial
Growth Habit:
Forb/herb
Height:
4-6 ft
Light Requirements:
Full Sun
Drought Tolerance:
High
Bloom Months:
mar, apr, may, jun, jul, aug
Bloom Colors:
blue, green, purple

Native Range

United States: Connecticut, Georgia, Michigan, North Carolina, New York, Pennsylvania, Vermont, Washington, Canada: British Columbia, Ontario, Prince Edward Island, Quebec

Soil Requirements

Soil Type:
rich, well-drained loamy soil
pH:
6.0 - 7.5 (slightly acidic to neutral)
Drainage:
tolerates poor drainage
Moisture:
consistently moist
Notes:
Prefers fertile soils with organic matter