The document linked below has been presented here in this forum multiple times. I think that you'll find that it goes a very long way in answering most of your fall gardening questions. Note especially the chart on page 7.

Here is a link that might be useful: UT Ag Extension Publication - Growing Vegetables in Home Gardens

Here's another one.

Here is a link that might be useful: UT Ag Ext Publication - Growing Fall Vegetables

I get seed for fall and winter gardening from souther seed exchange. There catlog can be viewed online. Read about the differerent veggies, and try the ones that they recommend.

winter density is a great lettuce that often last all winter for me.

I am also a novice to fall gardening. Brandon, thanks for posting those links. I found them very helpful.

Are you asking about a vegetable garden or an ornamental garden?