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'Joseph's Rock' peony Description
'<i>P. rockii</i> subsp. <i>linyanshanii</i> T. Hong et G. L. Osti synonym' peony photo
Photo courtesy of jedmar
Availability:
Commercially available
HMF Ratings:
63 favorite votes.  
Origin:
Discovered by Dr. Joseph Rock (United States, 1926).
Class:
Species, Tree peony.  
Bloom:
White, dark purple flares.  Strong fragrance.  Average diameter 8".  Very large, single to semi-double bloom form.  
Habit:

Height: up to 6'7" (up to 200cm).  
Growing:
USDA zone 4b through 9b.  
Patents:
Patent status unknown (to HelpMeFind).
Ploidy:
Diploid
Parentage:
If you know the parentage of this peony, or other details, please contact us.
Notes:
Rock's Variety is a cultivated form of P. rockii which differs in the colour of the filaments (purplish instead of yellow) and some other characteristics.
 
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