Also foliage maybe a light green at cooler temperatures, especially when grown under correct light conditions. Plants growing in drafts or touching glass window panes may have injured foliage. Humidity Humidity, or the amount of water vapor suspended in air, is important to good violet growth. Even though violets grow and flower in humidity ranges of average homes. The most successful plants are grown in a higher humidity.
Devices are available that increase the humidity in the home and benefit both plants and people.
Where a few plants are concerned, humidity may be increased by setting the pots in watertight metal or plastic trays filled with water and gravel or pebbles. Maintain a shallow level of water in the tray. Misting is not recommended. A recent trend for easier control of humidity is to plant violets in large glass goblets, aquariums or terrariums. Soil Moisture Soil moisture and proper watering are critical to your success in growing African violets.