• 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

Hypoestes phyllostachya (v)

polka dot plant

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
polka dot plant

© RHS

  • Other common names polka dot plant
    flamingo plant

    freckle face
    measles plant
    pink dot

    see more
  • Family Acanthaceae

  • Genus Hypoestes can be evergreen perennials, subshrubs or shrubs, with simple leaves, often attractively coloured or patterned, and 2-lipped tubular flowers in terminal or lateral racemes or solitary

  • Details H. phyllostachya is a bushy evergreen sub-shrub to 30cm tall, with thin, ovate dark green leaves heavily spotted with light or deep pink. Small, 2-lipped tubular magenta flowers are borne in terminal spikes

  • Plant range S Africa, Madagascar, SE Asia

Characteristics

  • Foliage Evergreen

  • Habit Bushy

  • 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)

    H1B

Colour

Sunlight

  • Partial Shade

  • Full Sun

  • Aspect South-facing or West-facing

  • Exposure Sheltered

Soil

  • Loam

    Loam

  • MoistureWell-drained

  • SoilLoam

  • pHAcid, Neutral

Size

  • Ultimate height 0.1-0.5 metres

  • Ultimate spread 0.1-0.5 metres

  • Time to ultimate height 5-10 years

How to grow

Cultivation Grow indoors in loam-based potting compost in bright, filtered light, with moderate to high humidity. Water freely in growth and sparingly in winter. Apply a balanced liquid fertiliser every 2-3 weeks in summer

Propagation Propagate by seed, softwood cuttings in late spring, or semi-ripe cuttings in summer

Suggested planting locations and garden types Patio & Container Plants

How to care

Pruning Pinch out the growing tips to promote a bushy habit

Pests Generally pest free

Diseases Powdery mildews can occur

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