Pachypodium geayi

RHS Plant Profile
Madagascar palm

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Madagascar palm Dr John Hughes
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Cactus Succulent Shrubs
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A succulent shrub with thorny branches carrying narrow grey-green leaves silvery beneath, and salver-shaped white flowers 8cm across in summer

Position

Full sun

Soil Types

Loam, Sand

Max Height

4-8 metres

Max Spread

1.5-2.5 metres

Size

Time to Maturity
20–50 years
Max Spread
1.5-2.5 metres
Max Height
4-8 metres

Growing Conditions

Loam Sand
Moisture
Well–drained
pH
Acid or Alkaline or Neutral

Position

Full sun
Aspect
East–facing or South–facing or North–facing
Exposure
Sheltered
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)
H1A

Colour & Scent

Season Stem Flower Foliage Fruit
Spring
Summer
Autumn
Winter

Botanical Details

Family
Apocynaceae
Native to GB/Ireland
No
Foliage
Evergreen
Habit
Bushy
Genus
Pachypodium are shrubby succulents, mostly with thick, prickly stems, simple leaves and funnel-shaped flowers in terminal clusters
Name Status
Correct
Plant Range
Madagascar

How to Grow

Cultivation

Grow under glass in a standard cactus compost, in bright, filtered light, with low humidity. When in growth water moderately and feed every two or three weeks with a balanced liquid feed. Keep almost dry in the winter but water sparingly occasionally to prevent wrinkling

Propagation

Propagate by seed sown at 19 - 24°C in early spring or by stem cuttings

Suggested planting locations and garden types

  • Patio and container plants

Pruning

No pruning required

Pests

May be susceptible to mealybugs

Diseases

Generally disease-free