• 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

Zaluzianskya ovata

night scented phlox

  • Other common names night scented phlox

  • Family Scrophulariaceae

  • Genus Zaluzianskya is a genus of compact, semi-evergreen perennials. By day, the flowers remain tightly curled up but by evening, uncurl into scented star-shaped white flowers blooming from mid to late summer.

  • Details a compact, clump-forming, evergreen perennial growing to 25cm tall. Its sticky leaves are up to 4cm long with toothed edges. White flowers with crimson-red backs are up to 2.5cm across with notched petal tips and arehighly scented in the evenings

  • Plant range Africa, Lesotho

Characteristics

  • Foliage Evergreen

  • Habit Bushy

  • Fragrance Flower

  • 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)

    H4

Colour

Sunlight

  • Full Sun

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

  • Exposure Exposed or Sheltered

Soil

  • Clay

    Clay

  • Loam

    Loam

  • Sand

    Sand

  • MoistureMoist but well-drained

  • SoilClay, Loam, Sand

  • 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 Grows best in full sun in a moist yet sharply-drained humus-rich soil. Ideal for container planting

Propagation Propagate by seed in spring or by cuttings in summer

Suggested planting locations and garden types Patio & Container Plants

How to care

Pruning Cut back hard after flowering to maintain their bushy habit

Pests Generally trouble free

Diseases Generally trouble free

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