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Growing guide

How to grow mandevillas

These vigorous tropical climbers produce an exotic display of large trumpet flowers in summer. When grown as houseplants, they need warm, humid conditions in a bright spacious room or conservatory. They can also be grown in a heated greenhouse, and can be moved outdoors in summer.

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Quick facts

  • Tender evergreen climbers with exotic summer blooms
  • Can be challenging to grow as houseplants
  • Keep above 21°C (70°F) in spring/summer and 15°C (60°F) in winter
  • Position in bright but indirect light
  • Can grow to several metres tall and need support to climb up
  • Wear gloves when handling these plants, as the milky sap can irritate skin

All you need to know

Before you get started
Planting
Ongoing care
Pruning and training
Propagating
Problems
While we think all this information will be helpful to you, we always recommend to read the instruction labels on your plants.

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