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'Grand Slam' rose Description
'Grand Slam (hybrid tea, Swim & Armstrong, 1963)' rose photo
Photo courtesy of jedmar
HMF Ratings:
8 favorite votes.  
ARS:
Medium red Hybrid Tea.
Registration name: Grand Slam (hybrid tea, Swim & Armstrong, 1963)
Exhibition name: Grand Slam
Origin:
Bred by David L. Armstrong (United States, 1963). Bred by Herbert C. Swim (United States, 1963).
Introduced in Australia by Roy H. Rumsey Pty. Ltd. in 1965 as 'Grand Slam'.
Class:
Hybrid Tea.  
Bloom:
Red.  Flowers cherry to rose red.  Mild fragrance.  Average diameter 4".  Medium-large, full (26-40 petals), high-centered bloom form.  Blooms in flushes throughout the season.  
Habit:
Spreading, upright.  Semi-glossy, dark green, leathery foliage.  
Growing:
USDA zone 6b through 9b (default).  Vigorous.  
Patents:
United States - Patent No: PP 2,187  on  23 Oct 1962   VIEW USPTO PATENT
Parentage:
Charlotte Armstrong × Montezuma (grandiflora, Swim 1954)
Notes: