Comfrey

Symphytum × uplandicum

Native to:
Canada, Transcaucasus

Taxonomy

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

Growth Characteristics

Life Cycle:
Perennial
Growth Habit:
Forb/herb
Height:
120 cm
Light Requirements:
Full Sun
Drought Tolerance:
Medium
Bloom Months:
may,jun,jul,aug
Bloom Colors:
blue, purple, pink

Wildlife Benefits

Bees:
★☆☆☆☆ Documented bee visitation (GBIF)

Garden & Ecology Notes

Wildlife Value:
bees, bumblebees
Deer Resistant:
Yes

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

Propagation & Germination

Notes:
Hybrid typically propagated by root cuttings or division rather than seed; seed viability is low or inconsistent.

The above propagation data sourced from Claude AI