• 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

Nicotiana sylvestris

flowering tobacco

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
flowering tobacco

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  • Other common names flowering tobacco

  • Synonyms Nicotiana sylvestris 'Only the Lonely'

  • Family Solanaceae

  • Genus Nicotiana can be annuals, biennials, perennials or shrubs, with simple, alternate leaves and tubular or salver-shaped, often fragrant flowers borne in racemes or panicles in summer or autumn

  • Details N. sylvestris is a branching biennial or short-lived perennial grown as a half hardy annual in colder climates. Growing to 1.5m high, with a basal rosette of elliptic dark green leaves to 30cm in length, and a compact panicle of sweetly fragrant, salver-shaped white flowers to 9cm in length in summer

Characteristics

  • Foliage Deciduous

  • Habit Bushy

  • Fragrance Flower

  • Toxicity Ingestion may cause severe discomfort and contact with foliage may irritate skin

  • 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)

    H2

Colour

Sunlight

  • Full Sun

  • Partial Shade

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

  • Exposure Sheltered

Soil

  • Chalk

    Loam

  • Chalk

    Chalk

  • Chalk

    Clay

  • MoistureMoist but well-drained

  • SoilLoam, Chalk, Clay

  • pHAcid, Alkaline, Neutral

Size

  • Ultimate height 1-1.5 metres

  • Ultimate spread 0.1-0.5 metres

  • Time to ultimate height 1-2 years

How to grow

Cultivation Grow as a half-hardy annual in fertile, moist but well-drained soil in full sun or partial shade. Can be overwintered outdoors in southern counties or London gardens where temperatures only occasionally fall to -5°C, resprouting from rootstocks the following spring. Provide a dry winter mulch

Propagation Propagate by seed

Suggested planting locations and garden types Flower borders and beds City & Courtyard Gardens Cottage & Informal Garden

How to care

Pruning No pruning required, but cut down spent flower panicles at the end of the flowering season

Pests Can get leafhoppers and glasshouse whitefly

Diseases May be subject to a virus

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