When do I plant lilly of the valley seeds?
Lilly of the Valley Seeds
Here is an article that I hope is helpful. Note that lily of the valley is considered invasive in some areas. You may want to search for a list of prohibited plants in your area. There are state lists and city lists. https://www.gardeningknowhow.com/ornamental/bulbs/lily-of-the-valley/lily-of-the-valley-seed-pods.htm