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'Rainbow Knock Out ®' rose Description
Photo courtesy of Calif Sue
HMF Ratings:
27 favorite votes.
Average rating:
GOOD+.
ARS:
Orange-pink Shrub. Registration name: RADcorExhibition name: Rainbow Knock Out ®
Bloom:
Coral-pink, yellow center. Mild, spice, tea fragrance. 5 to 7 petals. Average diameter 2". Medium, single (4-8 petals), in small clusters bloom form. Continuous (perpetual) bloom throughout the season. Pointed buds.
Habit:
Bushy, compact, rounded, upright. Semi-glossy, medium green foliage. 3 to 7 leaflets.
Height: 2' to 35" (60 to 90cm). Width: up to 39" (up to 100cm).
Growing:
USDA zone 4b through 9b. Can be used for beds and borders, garden or landscape. Disease susceptibility: very disease resistant, rust resistant. Remove spent blooms to encourage re-bloom. 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.
Breeder's notes:
The petioles emit the distinctive sweetbriar smell of the moss roses when slightly pressed. Very resistant.to rose midge.
Patents:
Canada - Patent No: 3444 on 10 Feb 2009 Application No: 06-5699 on 21 Dec 2006 Breeder: William J. Radler, Greenfield, United States of America
'Radcor' was selected from a seedling population produced by a controlled pollination conducted in Greenfield, Wisconsin, USA in 1998. 'Midgefree Picottee' was used as the female parent and 'Lots of Coral' was used as the male parent. United States - Patent No: PP 17,346 on 9 Jan 2007 VIEW USPTO PATENTApplication No: 11/152,247 on 15 Jun 2005 Inventors: Radler; William J. (Greenfield, WI)
. The female parent (i.e., the seed parent) was the `RADtee` variety (non-patented in the United States). The male parent (i.e., the pollen parent) of the new variety was the `RADral` variety (non-patented in the United States). ... The illustrated rose plant of the new variety was approximately three years of age and was observed during June while growing outdoors on its own roots at West Grove, Pa., U.S.A.
Notes:
Ploidy supplied by David Zlesak.
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