• 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

Lithops olivacea

olive-green living stone

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
olive-green living stone

© RHS

  • Other common names olive-green living stone

  • Family Aizoaceae

  • Genus Lithops are nearly stemless, succulent perennials forming bodies composed of a pair of very fleshy leaves, the flattish tips bearing translucent dots or patches; daisy-like flowers emerge from the fissure between the leaves

  • Details L. olivacea is a succulent perennial making a clump of pale beige, fleshy leaves mottled with dark olive-green on the tips, with white-centred yellow flowers 3-4cm across in late summer and early autumn

  • Plant range S Africa

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)

    H2

Colour

Sunlight

  • Full Sun

  • Aspect South-facing or West-facing

  • Exposure Sheltered

Soil

  • Sand

    Sand

  • Loam

    Loam

  • MoistureWell-drained

  • SoilSand, Loam

  • pHAcid, Neutral

Size

  • Ultimate height Up to 10 cm

  • Ultimate spread 0-0.1 metre

  • Time to ultimate height 2-5 years

How to grow

Cultivation Grow in cactus compost with added leaf mould in full light. Water freely during the growing season and apply a balanced liquid fertiliser monthly. Keep dry at other times

Propagation Propagate by seed at 19-24°C (66-75°F) in spring or early summer, or remove offsets in early summer

Suggested planting locations and garden types Low Maintenance Patio & Container Plants

How to care

Pruning No pruning required

Pests Aphids and mealybugs may occur

Diseases Usually disease free

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