As part of Virtual Hortlandia 2020, we’re doing a series of interviews with participating nurseries so that you can learn more about them and the folks behind them. HPSO’s Joanne Fuller interviewed Roger Gossler at Gossler Farms Nursery in Spring 2020 and edited the interview for this article: Roger, you have grown so many great plants in your life, what are you favorites that we might not know about? I love lady slipper orchids. They are so expensive. I allow myself to buy one a year. One of the best is Cypripedium japonicum. It has those glorious pleated leaves, and…