• 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

Nepeta racemosa 'Walker's Low'

catmint 'Walker's Low'

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
  • Other common names catmint 'Walker's Low'

  • Synonyms Nepeta × faassenii 'Walker's Low'

  • Family Lamiaceae

  • Genus Nepeta can be annuals or, more commonly, perennials, with paired, usually aromatic leaves, and terminal spikes or panicles of 2-lipped, tubular flowers

  • Details 'Walker's Low' has attractive colouring, the flowers being quite a deep blue-mauve, the leaves silvery and aromatic, and the stems dark. Comes into flower in early summer, and will continue into autumn if flushes are deadheaded. It is variable in habit according to growing conditions, and can make a tight mound to 60cm in height in poor soils, or in richer ground grow to 90cm and be more sprawling

Characteristics

  • Foliage Deciduous

  • Habit Bushy

  • Fragrance Leaf

  • 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

  • Partial Shade

  • Aspect South-facing or East-facing or West-facing

  • Exposure Exposed or Sheltered

Soil

  • Sand

    Sand

  • Chalk

    Chalk

  • Loam

    Loam

  • MoistureWell-drained

  • SoilSand, Chalk, Loam

  • pHAcid, Alkaline, Neutral

Size

  • Ultimate height 0.1-0.5 metres

  • Ultimate spread 0.1-0.5 metres

  • Time to ultimate height 2-5 years

How to grow

Cultivation Grow in any well-drained soil in full sun or partial shade

Propagation Propagate by division in spring or autumn. Propagate by softwood cuttings in early summer

Suggested planting locations and garden types Banks and Slopes Flower borders and beds Ground Cover City & Courtyard Gardens Cottage & Informal Garden Mediterranean Climate Plants Patio & Container Plants Rock Garden Wildlife Gardens

How to care

Pruning Trim after flowering to keep plants compact and to encourage a second flowering

Pests Slugs may damage young growth

Diseases May be subject to powdery mildews in a dry summer

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