The season of sowing has come back, and I put some seeds of my favorite vegetable, green perilla, in a pot.  It is not a well-known vegetable to most Americans but is a necessity on Koreans’ dining tables, especially for pork dishes.  Its smell is so attractive and also helps get rid of the bad smell of pork.  Because it’s available only at Korean grocery stores and the nearest town I can go to is Iowa City, I decided to grow it myself.  Last year, I tried and got only weeds. This year, I...