Burnt Ridge Nurseries - Great selection of fruit trees and shrubs - my main source

Forest Farm - some fruit trees and lots of ornamental plants, some natives

Arkansas berry and plant farm - Grapevines, Raspberries, Blackberries and Blueberries, and American elderberries - Minimum order of $50, but cheap!

Denchfield Garden Center - Hyattsville

Behenkes - Lanham