Fine Herbs

Comfrey

Robust perennial comfrey with large foliage and bell-shaped flowers much loved by bees. A useful plant for the natural garden, in permaculture, and as a source of biomass.

Size

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Hardiness 4 to 8
Difficulty level Easy

Discover the plant

Comfrey

Robust perennial comfrey with large foliage and bell-shaped flowers much loved by bees. A useful plant for the natural garden, in permaculture, and as a source of biomass.
FamilyBoraginaceae

Comfrey is a robust perennial plant, recognized for its large, slightly rough foliage and its flowering in small, drooping bell-shaped flowers, often mauve, pink, white, or bluish depending on the variety. It brings a natural and rustic style to medicinal herb gardens, edible landscapes, perennial borders, and pollinator-friendly spaces. Its vigorous growth makes it an interesting plant for quickly adding volume, texture, and a generous presence to the garden.

Easy to cultivate, comfrey prefers a location in sun or partial shade, in rich, cool, deep, and well-drained soil. It appreciates soils that retain some moisture and can become imposing once established, so it is best to reserve enough space for it. Its dense foliage can be cut during the season and used in the garden as plant material for compost, mulch, or natural horticultural preparations.

Traditionally recognized as a medicinal plant, comfrey is mainly appreciated today for its ecological role, its melliferous flowering, and its usefulness in the garden. It attracts bees and other pollinators, while integrating perfectly into natural gardens, productive vegetable patches, and wilder areas of the land. It is an ideal perennial for gardeners looking for a useful, resistant, decorative, and characterful plant.

Comfrey

Soil and care

The rightconditions.

Soil pH Slightly acidic to neutral
Fertilization Compost in spring; fertilization generally unnecessary in fertile soil
Care level Easy
Seasonal care
Cut the foliage several times during the season for mulch or liquid fertilizer; control its spread and prevent self-seeding

Container growing

A controlledenvironment.

Pot culture is only possible in a very large and deep container.
Comfrey

Bloom and dimensions

The completeprofile.

Bloom periodLate spring to summer
Flower colorRose, mauve, purple or white depending on the cultivar
Foliage colorGreen
Foliage typeObsolete
Maximum height60 to 120 cm (24 to 48 inches)
Maximum width60 to 90 cm (24 to 36 inches)
Growth rateRapid growth
Hardiness zone4 to 8
Minimum temperature-30°C
Comfrey

Garden associations

What to plantwith it.

Natural garden, permaculture, orchard, melliferous plant, plant mulch