Rooting, I never have any success even in a controlled environment.
Unless they're small plants or herbs.
Air-Layer, is so easy and almost 99.99% successful. (.01% from misfire)
I usually do it around Spring time, works better than summer for me.
- Guava 1-2 months
- Various citrus (Finger limes, Grape fruit, Yuzu, Sudachi, etc) 1-2 months
- Longan 2-4 months
- Jaboticaba 1-2 months
Months = root time