How to Water fishbone cactus?
Moderate regular watering, allowing brief slight drying between soakings

fishbone cactus · Disocactus anguliger
In areas where temperature drops below 10⁰C, grow in epiphytic cactus compost in bright filtered light as houseplants or in a greenhouse with a minimum temperature of 15⁰C in the growing season. In warmer climates grow outside in fertile, sharply drained soil in light or dappled shade. See epihyllum cultivation for more information
Moderate regular watering, allowing brief slight drying between soakings