'Sunny Knock Out ®' Rose

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'Sunny Knock Out ®' rose Description

My HMF:

Photo courtesy of Radler, William J.

Availability:

Commercially available

Synonyms:

• RADsunny

HMF Ratings:

21 favorite votes.
Average rating: GOOD-.

ARS:

Light yellow Shrub.
Registration name: RADsunny
Exhibition name: Sunny Knock Out ®

Origin:

Bred by William J. Radler (United States, before 2004).
Introduced in United States by Conard-Pyle (Star Roses) in 2008 as 'Sunny Knock Out'.

Class:

Shrub.

Bloom:

Yellow, ages to lighter . Mild, spice fragrance. 8 to 11 petals. Average diameter 2.5". Medium, single to semi-double, in small clusters bloom form. Blooms in flushes throughout the season.

Habit:

Medium, arching, bushy, rounded. Large, matte, medium green foliage. 3 to 7 leaflets.

Height: up to 4½' (up to 135cm).

Growing:

USDA zone 6b through 9b (default). Can be used for garden, hedge or landscape. Protect tender new spring growth from hard freezes that may cause canker, die-back and death of the plant. . 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. Remove old canes and dead or diseased wood..

Patents:

Canada - Patent No: 4875 on 17 Sep 2014
Application No: 08-6390 on 23 Jun 2008

Breeder: William J. Radler, Greenfield, United States of America
'Radsunny' originated from a controlled cross-pollination conducted in Greenfield, Wisconsin, United States. A cross between the female parent 'Radbrite' and the male parent 'Radsweet' was conducted in the summer of 2001.

United States - Patent No: PP 18,562 on 4 Mar 2008 VIEW USPTO PATENT
Application No: 11/495,552 on 31 Jul 2006

Inventors: Radler; William J. (Greenfield, WI)
The female parent (i.e., the seed parent) was the `Radbrite` variety (U.S. Plant Pat. No. 17,391). The male parent (i.e., the pollen parent) of the new variety was the `Radsweet` variety (non-patented in the United States). The `Radbrite` variety is being marketed under the Brite Eyes trademark.....The description is based on the observation of two-year-old specimens of the new variety during June while growing outdoors on their own roots near West Grove, Pa., U.S.A.

Ploidy:

Triploid

Parentage:

Brite Eyes × RADsweet

Notes:

Ploidy supplied by David Zlesak.