Found this while browsing and had to repost!!!
Originally posted on stuff steph does:
I started this project nearly a month ago back when I was working on the anthro-inspired flower pillow. I was waiting until the fear of frost was gone for Central Ohio to finally plant my herbs and was told May 15 is the magic number for frost free nights. I cheated on May 5 after looking at the 10-day weather forecast and there was no frost in sight, so I’m taking the gamble a few days early.