Desert roses love full sun. Choose a south-facing windowsill or sunroom for enough daytime light.
Soil
As its name implies, the desert rose plant is acclimated to naturally dry, desert-like conditions, meaning well-draining sandy or gravelly cactus soil.
Water
Desert roses love full sun. Choose a south-facing windowsill or sunroom for enough daytime light.
Temperature and Humidity
Maintain warm temperatures—your plant will perish fast in temperatures below 50 degrees Fahrenheit.
Fertilizer
During active growth, feed your desert rose liquid fertilizer (diluted by half) once a month for more nutrition and blossoms. Do not fertilize dormant plants.
Types of Desert Rose
There are many species of Adenium. However, the most common and easiest to find is Adenium obesum.
Also See
How to Make Obedient Plant Behave in Your Flower Garden