Dakota Gardener: Croton, the rainbow plant

I remember my high school horticulture class studying houseplants. My teacher had about 20 different plants for the class to learn about and be able to identify. The first day that the plants were set up, my eyes immediately gravitated toward the "rainbow" plant. I was intrigued with all the colors on a single plant. My teacher held up each plant and wrote each name on the board. Now this colorful...