What should I do with my dahlias before winter? I live in the Pittsburgh area of PA. I planted them from seed and I've never seen plants explode in growth like them. I really love them but don't want to dig them up. Should I cut them down? If so, to what height?
Dahlias and Winter
Certified GKH Gardening Expert
Unless you live in an area with mild winters, you need to dig up your dahlias. Here is an article or two that you may find helpful: https://www.gardeningknowhow.com/ornamental/bulbs/bgen/storing-bulbs-in-south.htm