• 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

Tulipa orphanidea Whittallii Group (15)

tulip Whittallii Group

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 tulip Whittallii Group

  • Synonyms Tulipa whittallii

  • Family Liliaceae

  • Genus Tulipa are bulbous perennials with characteristic flowers, in a wide range of colours, in spring

  • Horticultural Group Miscellaneous tulips include all species and hybrids not otherwise classified

  • Details Whittallii Group is a bulbous perennial, to 30cm tall, bearing cup-shaped flowers in spring. Pointed, burnt orange to reddish petals are pale yellow on the outside and have a blackish-olive blotch at the base of each petal that forms a dark circle at the centre of the cup

Characteristics

  • Foliage Deciduous

  • Habit Columnar/Upright

  • Toxicity All parts may cause severe discomfort following ingestion

  • 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)

    H6

Colour

Sunlight

  • Full Sun

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

  • Exposure Sheltered

Soil

  • Loam

    Loam

  • Chalk

    Chalk

  • Sand

    Sand

  • MoistureWell-drained

  • SoilLoam, Chalk, Sand

  • pHAcid, Alkaline, Neutral

Size

  • Ultimate height 0.1-0.5 metres

  • Ultimate spread 0-0.1 metre

  • Time to ultimate height 1-2 years

How to grow

Cultivation Plant 10 to 15cm deep in fertile, well-drained soil. Protect from excessive wet and shelter from strong winds. See tulip cultivation

Propagation Propagate by lifting and separating offsets; see bulb propagation

Suggested planting locations and garden types Flower borders and beds Cut Flowers City & Courtyard Gardens Cottage & Informal Garden Patio & Container Plants Rock Garden

How to care

Pruning Deadhead after flowering

Pests Can be damaged by slugs, aphids and stem and bulb eelworm; squirrels and mice may eat the bulbs

Diseases May be subject to tulip fire, tulip viruses and tulip grey bulb rot; bulbs in storage may be affected by blue mould

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