Brief summary
Old Garden Rose, gallica/provins "Duc de Guiche", France, Usually is purple in color, globular bloom shape, blooms 8 cm in size, has 3-5 buds per stem, once rebloom, has exceptional fragrance, the bush shape can be arching, 120 - 160 cm in height, 120 cm in width, moderate resistance to rain, strong resistance to black spot, strong resistance to mildew.
More information
Rose of Gaul /hybrid Rose of Gaul/, bred before 1810 in the Royal Botanical Gardens (Jardin du fleuriste Roi), France. Also known as Senateur Romain or Cocarde Vermeill. Origin unknown; listed among the roses cultivated in Empress Josephine’s rose garden at Malmaison. Named after Antoine, Comte de Gramont, Duc de Guiche.
Flowers up to 8 cm across, double form (26–40 petals), quarter-quartile, resembling Bourbon roses in appearance; carmine-purple, with the purple hue typical of Gallica roses. Strongly fragrant, but once-blooming (VI–VII), produced on shoots in groups of 1–5; when fully open, sometimes shows a green eye.
Bush reaches 1.2–1.6 m in height, up to 1.2 m in width; leaves are dark green with a rough texture.
Shows good disease resistance. In September 1998, the Montreal Botanical Garden (Le Jardin Botanique de Montreal) evaluated resistance to black spot, powdery mildew, and rust; this cultivar was among those with disease levels as low as 5%.
Frost resistance USDA zone 4.