These beautiful plants will add color and warmth to your home. Winter can be a hard time for gardeners—the last blooms of the year begin to die back, bulbs are moved indoors to overwinter, and many trees lose their lush foliage. Even if you live in an area where winters are warmer, the shorter days and fewer hours of sunlight likely leave you with less time to tend to your garden. But you can still enjoy the colors of a spring and summer garden by adding a few winter-blooming houseplants to...