This Sunday September 30 is Chesapeake Natives FINAL open house plant sale of 2018! Come out and see us at the Mt. Airy mansion greenhouse (9640 Rosaryville Road Upper Marlboro, MD) from 10am-2pm and leave with the best quality native plants in Maryland. Locally gathered native seed, grown right on site at Mt. Airy. Let us help you find the right native plants for your space! An updated plant list can be found on our website Please contact with any questions.