Madagascar Periwinkle — Houseplants
Catharanthus
Full sun, moderate watering — indoors or out in high summer.
- Plant out
- Apr
- Sun
- Full sun
- Water
- Medium
- Hardiness
- H1c
- Height
- 10–50 cm
- Spacing
- 50 cm
- Pets
- Toxic to pets
Growing notes
Grows to 0.1-0.5 metres. Space about 10-50cm apart.
Toxic to pets
Every part of this plant is poisonous if eaten, so keep it well away from children and pets and ring for advice straight away if any is swallowed.
→ NHS 111 for a person (999 in an emergency); your vet or the Animal PoisonLine for an animal