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• Duchesse d'Istrie
• William Lobb

109 favorite votes.  
Average rating: EXCELLENT-.  

Mauve or mauve blend Moss.
Registration name: William Lobb (moss, Laffay 1855)

Bred by Jean Laffay (France, 1855).
Introduced in France by Portemer in 1855 as 'William Lobb'.
Introduced in Australia by Northampton Nurseries in 1861 as 'William Lobb'.

Moss.  

Mauve or purple blend.  Strong fragrance.  up to 50 petals.  Average diameter 3.5".  Large, very full (41+ petals), old-fashioned, quartered bloom form.  Once-blooming spring or summer.  Mossed buds.  

Tall, arching.  Matte, medium green foliage.  

Height: 6' to 8' (185 to 245cm).  Width: up to 5' (up to 150cm).

USDA zone 4b and warmer.  Can be trained as a climber.  Disease susceptibility: susceptible to Mildew.  Prune after flowering is finished.  Prune lightly until this rose gets established (about two years), then prune it back by about a third..