Just take a dip in carbolic acid and ware a big sterilized suit with an oxygen tank for you to breath. You might look like an astronaut, but your plants will be safe. LOL
No, just make sure that you haven't been around a bunch of other plants that you don't no anything about, or pets with tics and fleas. If you smoke always wash hands before touching plants or they can contract the Mosaic tobacco virus.
Adieu