Commercially available

• Blue Nile ®
• Nil Bleu ®

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Average rating: EXCELLENT-.  

Mauve or mauve blend Hybrid Tea.
Registration name: DELnible
Exhibition name: Blue Nile ®

Bred by André Delbard-Chabert (1915-2012) (France, before 1975).
Introduced in United States by Armstrong Nursery in 1981 as 'Blue Nile'.

Hybrid Tea.  

Mauve, blue highlights.  Strong, citrus, fruity, tea fragrance.  50 to 55 petals.  Average diameter 8".  Very large, very full (41+ petals), borne mostly solitary, high-centered bloom form.  Blooms in flushes throughout the season.  Ovoid buds.  

Tall, spreading, upright.  Large, dark green foliage.  

USDA zone 6b through 9b (default).  Can be used for cut flower, exhibition or garden.  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.  

United States - Patent No: PP 4,671  on  17 Mar 1981   VIEW USPTO PATENT
Application No: 06/108,159  on  28 Dec 1979

Weeks Roses 1999-2000 Catalog says parentage is [('Holstein' x 'Bayadere') x 'Prelude'] x 'St. Exupery'.