Jessie Jacobson on Instagram: "I put soil from my garden in a jar to see what would grow…and now I’m adding janitors! In July, I took soil from my garden and put it in a jar to see what would grow…without watering it or ever opening it. I wanted to see if this jar could become a mini ecosystem without even planting anything. My main question became: how does something grow from nothing? Well seeds that fly with the wind or spores that live in the soil can sprout on their own. This summer when so