Aside from falling, I am a total klutz on flat terrain and would likely bonk my head (or put out an eye) on one like the center top picture or the second one on the bottom. Some are very nice looki...

I listen for how the coffee beans sound when they reach the right consistency for the French press (we have a small electric blade grinder). Most of the rest I hadn't thought about, but you covered...

Here in South Florida, they are ripe now until about mid July (if you've got a good season).

Is there any way to identify microclimates in the yard without long seasons of trial and error? How do I get things to grow in our subtropical climate during the summer?