Symphytum grandiflorum (Comfrey, Large Flowered Comfrey)


Botanical Information

FamilyBoraginaceae
GenusSymphytum
Speciesgrandiflorum
CategoryPerennials, Wildflowers & Weeds
OriginNative to Europe and the Caucasus region.

Details

USDA Hardiness Zone5 - 8
USDA Hardiness Ref.
Canada Hardiness Ref.
RHS Hardiness Ref.
Height30 - 45 cm
Spread45 - 60 cm
Flowering PeriodMay, June

Description and Growing Information

ShapeLow-spreading, dense and upright.
LandscapeGardens and groundcover.
PropagationRoot cuttings and division.
CultivationFull sun and partial-shade. Average, medium moisture and well-drained soil. Prefers moist and organically rich soil. Drought tolerant.
PestsSlugs and snails may be a problem. Deer tolerant.
Notable SpecimensThe A.M. Cuddy Gardens, Strathroy, Ontario, Canada.
HabitatWoodlands.
Leaf DescriptionAscending flowering stems and decumbent sterile stems. Crinkled, elliptic to ovate leaves that are 17 cm long on stems.
Flower DescriptionTubular, bluebell-like flowers appear in drooping clusters.
Colour DescriptionThe leaves are medium to dark green. The flowers are creamy yellow to white.

Photographs