Depending on the area's temperature where you will grow your plants, you prefer a warm or cool air humidifier. Seasonal temperature changes are also effective in this choice. For example, they are hot air humidifiers that will humidify the dry air in winter. In the sweltering heat of summer, cold air humidifiers provide the right humidity for your plant, which is exposed to high temperatures. Both moisturizers are ideal for the humidity of plants. Of course, when they are positioned correctly and maintained regularly.