Echeveria is the perfect succulent for you if your goal is to make it easy to grow. You can also grow air plants if your brown thumb is looking for bragging rights. What Type of Water Is Used for Air Plants A soil mixture that has too much substrate will not retain enough water. Because of the modern digital age, misinformation can spread quickly. You don't need to be an expert in watering your air plants. It has little nutrients and minerals-not suitable for air plants as they depend on these nutrients for growth.