Many bulbs can still be planted in the garden in the winter, depending on your zone. But if it's too late to plant outside, you can grow bulbs indoors and plant them in your garden after they bloom.
Larger flowering bulbs like tulips, daffodils, hyacinths and alliums will put on quite a display in your home or in a window box or container. Add some smaller bulbs like crocus, squills and grape ...