• 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

Stevia rebaudiana

caa-ehe

  • Other common names caa-ehe
    candyleaf

  • Synonyms Stevia rebaudiana 'Candyleaf'

  • Family Asteraceae

  • Details Stevia rebaudiana is a tender, bushy perennial often grown as an annual crop with dark green, elliptic to lance-shaped leaves that may be harvested for use as a natural sweetener and loose clusters of tubular white flowers

Characteristics

  • Foliage Deciduous

  • 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)

    H3

Colour

Sunlight

  • Full Sun

  • Partial Shade

  • Aspect South-facing or West-facing

  • Exposure Sheltered

Soil

  • Sand

    Sand

  • Loam

    Loam

  • MoistureMoist but well-drained

  • SoilSand, Loam

  • pHAcid, Alkaline, Neutral

Size

  • Ultimate height 0.5-1 metres

  • Ultimate spread 0.5-1 metres

  • Time to ultimate height 1-2 years

How to grow

Cultivation Prefers a sandy soil in a warm, sunny position; can be treated as a an half-hardy annual and planted outside after all risk of frost has passed

Propagation Propagate by seed

Suggested planting locations and garden types Flower borders and beds Sub-tropical Cottage & Informal Garden Patio & Container Plants

How to care

Pruning None needed

Pests May be attacked by thrips

Diseases May be affected by a virus disease

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