Here are some shots of what the trees look like in the middle of winter. These were taken mid-January 2013. They obviously have a long way to go before blooming, but if you look closely you can see the buds in their very early stages.
At this time of year, there are beautiful flowers to be had all over the place. Maybe in your backyard. Maybe in the local park.
These are ere are some of my favorite books that I've reviewed on taking photos of flowers: