One thought on “‘Tried and True’ roses survive heat, drought, and winter extremes to bloom until frost.”
Jay Gurney of Yankton Nurseries LLC says that ‘Morden Centennial’ rose is a hardy Canadian rose in the Parkland Series and is a heavy bloomer. See more about ‘Tried and True’ plants at this link: http://yankton.net/articles/2012/08/30/river_city/doc50402169bf32b839911772.txt What roses have you found to be attractive and hardy for the USDA Zone 5A?
Plant Exchange Blog 
Jay Gurney of Yankton Nurseries LLC says that ‘Morden Centennial’ rose is a hardy Canadian rose in the Parkland Series and is a heavy bloomer. See more about ‘Tried and True’ plants at this link: http://yankton.net/articles/2012/08/30/river_city/doc50402169bf32b839911772.txt What roses have you found to be attractive and hardy for the USDA Zone 5A?