Photo courtesy of jedmar
Parc de Courcilpleu
Route de Cholet
Doué la Fontaine, Maine-et-Loire 49700
Les Chemins de la Rose
's website is a treasure-trove of texts relating the history of roses in France and Anjou, advice from their gardeners about how to grow beautiful roses in your own garden, an inventory of their collection, and lots of photos.
The Garden is open from May until September (check the site for exact dates).