• AGM plants

    AGM plants have been through a rigorous trial and assessment programme. They are:

    • Excellent for ordinary use in appropriate conditions
    • Available to buy
    • Of good constitution
    • Essentially stable in form & colour
    • Reasonably resistant to pests & diseases

Stachys byzantina

lamb's ear

lamb's ear

© RHS

  • Other common names lamb's ear
    bear's ear

    bunnies' ears
    cat's ear
    lamb's tongue
    lamb's wool
    mouse ear
    rabbit ear
    woolly woundwort

    see more
  • Synonyms Stachys lanata Jacq.
    Stachys olympica

  • Family Lamiaceae

  • Genus Stachys can be annuals, perennials or shrubs, with paired leaves which are sometimes unpleasantly aromatic, and erect spikes or racemes of whorled, 2-lipped flowers

  • Details S. byzantina is a carpeting, evergreen perennial, with thick, soft, oblong-elliptic leaves and stems densely white-woolly. Basal leaves are to 10cm long, in rosettes, flowering stems erect to 50cm in height. Flowers are purplish or pink, sometimes appearing striped, arranged in many-flowered whorls in an interrupted spike in summer. Several selections with varying leaf and flower colour are available. A valuable foliage plant

  • Plant range Caucasus to Iran

Characteristics

  • Foliage Evergreen

  • Habit Mat forming

  • Toxicity

  • Hardiness

    Hardiness ratings

    All ratings refer to the UK growing conditions unless otherwise stated. Minimum temperature ranges (in degrees C) are shown in brackets

    • H1a - Under glass all year (>15C)
    • H1b - Can be grown outside in the summer (10 - 15)
    • H1c - Can be grown outside in the summer (5 - 10)
    • H2 - Tolerant of low temperatures, but not surviving being frozen (1 to 5)
    • H3 - Hardy in coastal and relatively mild parts of the UK (-5 to 1)
    • H4 - Hardy through most of the UK (-10 to -5)
    • H5 - Hardy in most places throughout the UK even in severe winters (-15 to -10)
    • H6 - Hardy in all of UK and northern Europe (-20 to -15)
    • H7 - Hardy in the severest European continental climates (< -20)

    H7

Colour

Sunlight

  • Full Sun

  • Aspect South-facing

  • Exposure Exposed

Soil

  • Sand

    Sand

  • Loam

    Loam

  • Chalk

    Chalk

  • MoistureWell-drained

  • SoilSand, Loam, Chalk

  • pHAcid, Alkaline, Neutral

Size

  • Ultimate height 0.1-0.5 metres

  • Ultimate spread 0.5-1 metres

  • Time to ultimate height 2-5 years

How to grow

Cultivation Grow in moderately fertile, well-drained soil in full sun

Propagation Propagate by seed in containers in a cold frame in autumn or spring. Propagate by division or remove rooted sections in spring

Suggested planting locations and garden types Flower borders and beds Ground Cover Garden Edging Underplanting of Roses and Shrubs Cottage & Informal Garden Gravel Garden

How to care

Pruning Remove flowers to prolong the life of the plant

Pests Slugs and caterpillars may be a problem

Diseases May be subject to powdery mildews

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