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'Passion' rose Description 
  
  
  
  Photo courtesy of Margarita
ARS: Medium red Grandiflora.Registration name: Passion (grandiflora, Gaujard, 1950)
 
Bloom: Scarlet - cerise.  Moderate fragrance.  up to 36 petals.  Average diameter 4".  Large, full (26-40 petals), in small clusters bloom form.  Blooms in flushes throughout the season.  Long, pointed buds.   
Habit: Bushy.  Dark green foliage.  
 
Growing: USDA zone 7b and warmer.  Vigorous.  Spring Pruning: Remove old canes and dead or diseased wood and cut back canes that cross. In warmer climates, cut back the remaining canes by about one-third. In colder areas, you'll probably find you'll have to prune a little more than that.  Requires spring freeze protection (see glossary - Spring freeze protection) .   
Patents: France - Patent No: trademark 28.78  on  1954
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