Fluorescent bulbs produce light in the yellow and green part of the light spectrum.
Leaves reflect light from the green part of the spectrum.
Full-spectrum bulbs provide all the light blooming plants need. Suspend your plant lighting six to twelve inches above the growing surfaces of your plants. Artificial light for indoor gardeners can be a mystery. Larry Mason, host of HGTV's Winter Gardening , explains what you need when natural light isn't enough. Plants such as African violets and begonias need artificial light during the winter months.