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'Shocking Blue ®' rose Description
'Shocking Blue ® (Floribunda, Kordes, 1974)' rose photo
Photo courtesy of Maurice REYBAUD
Commercially available
HMF Ratings:
36 favorite votes.  
Average rating: EXCELLENT.  
Mauve or mauve blend Floribunda.
Registration name: KORblue
Exhibition name: Shocking Blue ®
Bred by Reimer Kordes (1922-1997) (Germany, 1974).
Introduced in Australia by Roy H. Rumsey Pty. Ltd. in 1979 as 'Shocking Blue'.
Floribunda, Florists Rose.  
Mauve or purple blend.  Magenta-lilac. Outer petal edges wavy. Reddish filaments. Smooth pedicel.  Strong fragrance.  up to 28 petals.  Average diameter 3.5".  Large, full (26-40 petals), high-centered, open bloom form.  Continuous (perpetual) bloom throughout the season.  
Bushy, thornless (or almost), upright, well-branched.  Large, leathery foliage.  
Height of 30" to 4' (75 to 120 cm).  Width of up to 2' (up to 60 cm).
USDA zone 7b and warmer.  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) .  Can be grown in the ground or in a container (container requires winter protection).  
United States - Patent No: PP 3,846   VIEW USPTO PATENT
This invention relates to a new and distinct cultivar of rose plant of the floribunda class originated by me by crossing the cultivar Zorina, U. S. Plant Pat. 2,321, by the cultivar Silver Star, unpatented.....

[This Patent also says:] Parentage: Seed parent - Seedling of Zorina, US Plant Pat 2321. Pollen Parent - Silver Star.