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'R. bracteata' rose Description
'Macartney Rose' rose photo
Photo courtesy of David Elliott
Availability:
Commercially available
ARS:
White, near white or white blend Species.
Exhibition name: R. bracteata
Origin:
Discovered in 1765 by Lord McCartney.
Class:
Species / Wild.  
Bloom:
White or white blend.  Strong fragrance.  Large, single (4-8 petals) bloom form.  Moderate, continuous (perpetual) bloom throughout the season.  
Habit:
Height of up to 8' (up to 245 cm).  Width of up to 8' (up to 245 cm).
Growing:
USDA zone 7a through 11.  Disease susceptibility: very disease resistant.  
Ploidy:
Diploid
Parentage:
Seed:
Pollen:
Notes:
R. bracteata J.C.Wendl (1798). Section Bracteatae.
Not consistently hardy below Zone 7 in the USA.
In Victoria BC Canada this rose starts flowering late but then blooms continuously till the first frost (November)
 
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