You can grow many veggies in the Florida during the winter months. These include beets, Brussels sprouts, carrots and onions. Growing vegetables in Florida is very different than growing them in the north or cold climates.
Here's a couple of interesting links to give you some info...happy harvests!!
http://edis.ifas.ufl.edu/vh020
About halfway down this page is a guide for the dates for planting vegetables in Florida. Look at Central Florida for TV.
http://edis.ifas.ufl.edu/vh021