Rat tail cactus (Disocactus phyllanthoides)
Care, watering, light and tips for Rat tail cactus on Floravia.
Quick facts
- Family: Cactaceae
- Difficulty: Easy to care for
- Watering: every 10 days
- Light: Full sun
- Temperature: 10–40 °C
About Rat tail cactus
Disocactus phyllanthoides, commonly known as Nopalillo or Orchid Cactus, is an epiphytic cactus with flat, trailing stems that produce large, showy flowers in shades of pink and red. Its leaf-like stems make it ideal for hanging baskets or decorating high shelves, where its cascade of blooms can be admired. It's an exceptional plant to add an exotic and colorful touch to any indoor space or protected garden.
Native range
Central and Southern Mexico
Care tips
It prefers bright, indirect light; intense direct sunlight can scorch its stems. Water thoroughly when the substrate is dry to the touch, but ensure good drainage to prevent waterlogging, especially in winter. Use a well-draining and airy substrate, ideally an orchid or epiphytic cactus mix with perlite and bark. The most common mistake to avoid is overwatering, which can lead to root rot.
How to save a dying Rat tail cactus
- Warning signs
- Soft, wrinkled, yellowish stems or dark, mushy spots. Segment drop. No flowering.
- First aid
- Check substrate: if wet and soft, repot into dry, airy mix, trimming rotten roots. If dry and wrinkled, water moderately.
- What kills it
- Overwatering and poorly draining substrate, leading to root and stem rot. Also lack of light or intense direct sun.
- Can it be saved?
- Yes, if rot hasn't affected the entire base. Cut off mushy parts and root healthy cuttings in new substrate.