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'Obsession' rose Description
'Obsession (hybrid tea, Marciel 1990)' rose photo
Photo courtesy of Johno
Availability:
Commercially available
Synonyms:
HMF Ratings:
19 favorite votes.  
ARS:
Dark red Hybrid Tea.
Registration name: DEVtinta
Exhibition name: Obsession
Origin:
Bred by Stanley George Marciel (United States, 1990).
Introduced in United States by DeVor Nurseries, Inc. in 1990 as 'Obsession'.
Class:
Florists Rose, Hybrid Tea.  
Bloom:
Dark red.  Mild, moderate fragrance.  28 to 42 petals.  Average diameter 3.5".  Large, double (17-25 petals), very full (41+ petals), borne mostly solitary, cupped, high-centered bloom form.  Prolific, blooms in flushes throughout the season.  Pointed buds.  
Habit:
Tall, upright.  Medium, semi-glossy, medium green foliage.  

Height: 6'7" (200cm).  
Growing:
USDA zone 6b and warmer.  Can be used for cut flower.  Produces decorative hips.  Disease susceptibility: very disease resistant.  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.  
Patents:
Australia - Application No: 1993/134  on  1 Jun 1993   VIEW PBR PATENT
'Devtinta' arose from the controlled pollination of 'Plant # 79218-2 (unpatented)' (seed parent') by 'Plant # 79051-5 (unpatented) ' (pollen parent). The breeder was Stanley G Marciel, Pleasanton, California, USA
 
United States - Patent No: PP 7,902  on  7 Jul 1992   VIEW USPTO PATENT
Application No: 07/608,529  on  2 Nov 1990
Notes:
Obsession (DEVtinta) is a greenhouse rose and, in the greenhouse, the flowers hang on and actually dry on the plant. It was a seedling growing among some other roses maintained at DeVor Nurseries in California for breeding purposes...