1, Any hard cheese that you like; Cheddar, Provolone, Jack, Gouda, Mozzarella etc.
2. Ambient temperature; under 100.
3, and 4. I age in the refrigerator for 2 weeks.
5. It won't bloom. The smoke will only be a surface smoke.
6. Wood is your choice. I personally use apple or alder, I prefer...