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Comfrey in the GardenTags plant encyclopedia

Symphytum officinale

 

Comfrey

Comfrey is a perennial deciduous plant that can be used for making a liquid fertiliser, as a green manure, or for making a herbal tea. Choose the growing site with care - it can grow for 20 years!. It can be invasive. The plant forms a clump. The leaves are oval, around 25 cms. long, and the clusters of flowers in late Spring and Summer are tubular bell-shaped and nodding.

Contributed by @mftb

 
plant Features
  • Comfrey likes full sun

    Full sun

  • Comfrey likes occasional watering

    Occasional watering

  • Comfrey is full frost hardy: 5f (-15°c)

    Full Frost Hardy: 5F (-15°C)

  • Comfrey likes free draining and fertile

    Free draining and fertile

 
plant information

Common name

Comfrey

Latin name

Symphytum officinale

type

Perennial Herb

family

Boraginaceae

ph

5.5 - 7.5 Acid - Neutral

  • Light

    Comfrey likes full sun

    Full sun

  • Frost

    Comfrey is full frost hardy: 5f (-15°c)

    Full Frost Hardy: 5F (-15°C)

  • Soil

    Comfrey likes free draining and fertile

    Free draining and fertile

  • Water

    Comfrey likes occasional watering

    Occasional watering

Plant & bloom calendar

  •  
    Best time to plant
  •  
    When the plant will bloom
  •  
    When to harvest

full grown dimensions

The size of a fully grown Comfrey is 0.50meters x 0.50meters 0.50 M 0.50 M

Symphytum officinale

Comfrey is a perennial deciduous plant that can be used for making a liquid fertiliser, as a green manure, or for making a herbal tea. Choose the growing site with care - it can grow for 20 years!. It can be invasive. The plant forms a clump. The leaves are oval, around 25 cms. long, and the clusters of flowers in late Spring and Summer are tubular bell-shaped and nodding.


Propagating by seed

From Early Spring TO Early Summer

Sow comfrey seed outdoors from early Spring to early Summer in a sunny spot , in moist, fertile, well drained soil.

 

Flowering

From Early Summer TO Late Summer

Comfrey flowers from early Summer to mid Summer

 

Planting

From Late Spring TO Early Summer

Plant seedlings out when they are large enough to handle. Thin seedlings that were sown direct to 60cm (48") apart.

 
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