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A,C,E,F,G,J,L,N,O,P,R,T,VKnock Out ® [RADrazz]

Shrub.  Earth Kind ™.  Bright, fluorescent cherry red.  Mild, spice, tea fragrance.  Large, single to semi-double, cluster-flowered bloom form.  Continuous (perpetual) bloom throughout the season.  USDA zone 4b through 9b.  Height of 2' to 4' (60 to 120 cm).  Width of 3' to 4' (90 to 120 cm). William J. Radler (1988).

95 favorite votes.  Average rating: EXCELLENT-.  

A,C,E,F,G,L,N,O,P,R,T,VBlush Knock Out ® [RADyod]

Shrub.  Light pink.  None / no fragrance.  Medium, single (4-8 petals) bloom form.  Blooms in flushes throughout the season.  USDA zone 6b through 9b (default).  Height of 3' (90 cm).   John M. Bell (2001).

32 favorite votes.  Average rating: EXCELLENT-.  

A,C,E,F,G,L,N,O,P,R,T,VBlushing Knock Out ® [RADyod]

Shrub.  Light pink.  None / no fragrance.  Medium, single (4-8 petals) bloom form.  Blooms in flushes throughout the season.  USDA zone 6b through 9b (default).  Height of 3' (90 cm).   John M. Bell (2001).

32 favorite votes.  Average rating: EXCELLENT-.  

C,E,F,G,L,N,O,P,R,T,VCoral Knock Out ® [RADral]

Shrub.  Orange or orange-red.  Double (17-25 petals), cupped bloom form.  Blooms in flushes throughout the season.  USDA zone 4b through 10b.  Height of up to 4½' (up to 135 cm).  Width of up to 4½' (up to 135 cm). William J. Radler (2007).

37 favorite votes.  Average rating: EXCELLENT.  

A,C,E,F,G,J,L,N,O,P,R,T,U,VDouble Knock Out ® [RADtko]

Shrub.  Red.  None to mild, cinnamon fragrance.  Medium, semi-double to double, in small clusters bloom form.  Blooms in flushes throughout the season.  USDA zone 4a through 9b.  Height of 3' to 4' (90 to 120 cm).   William J. Radler (2004).

34 favorite votes.  Average rating: GOOD+.  

A,C,E,F,G,L,N,O,P,T,VPeachy Knock Out ® [RADgor]

Shrub.  Seashell-pink, yellow center, ages to lighter .  Medium, semi-double (9-16 petals), borne mostly solitary, in small clusters, cupped bloom form.  Continuous (perpetual) bloom throughout the season.  Height of 2' to 3' (60 to 90 cm).  Width of 3' to 4' (90 to 120 cm).

2 favorite votes.  

A,C,E,F,G,J,L,N,O,P,R,U,VPink Double Knock Out ® [RADtkopink]

Shrub.  Pink.  None to mild fragrance.  Medium, double (17-25 petals), cluster-flowered, in small clusters bloom form.  Blooms in flushes throughout the season.  USDA zone 4b and warmer.  Height of 35" to 47" (90 to 120 cm).   William J. Radler.

32 favorite votes.  Average rating: EXCELLENT.  

E,F,G,L,N,O,P,R,T,VPink Knock Out ® (shrub, Conard-Pyle 2001) [RADcon]

Shrub.  Pink.  None to mild fragrance.  Medium, single (4-8 petals), cluster-flowered, in small clusters, formal bloom form.  Prolific, blooms in flushes throughout the season.  USDA zone 5b through 9b.  Height of 3' to 4' (90 to 120 cm).  Width of 3' to 4' (90 to 120 cm). Conard-Pyle.

18 favorite votes.  Average rating: EXCELLENT-.  

Floribunda / Cluster Flowered, Shrub.  Red and purple.  Semi-double (9-16 petals) bloom form.  Blooms in flushes throughout the season.  USDA zone 6b through 9b (default).  Height of 2' to 28" (60 to 70 cm).   Alain Meilland (1940-....) (2000).

27 favorite votes.  

A,C,E,F,G,L,N,O,P,R,T,U,VRainbow Knock Out ® [RADcor]

Shrub.  Orange-pink.  Deep coral pink with yellow center.  None / no fragrance.  Medium, single (4-8 petals) bloom form.  Continuous (perpetual) bloom throughout the season.  USDA zone 4b through 9b.  Height of 2' to 35" (60 to 90 cm).   William J. Radler (2007).

27 favorite votes.  Average rating: GOOD+.  

A,C,E,F,G,J,L,N,O,P,R,T,VSunny Knock Out ® [Radsunny]

Shrub.  Light yellow.  Moderate fragrance.  Medium, single (4-8 petals), cluster-flowered, in small clusters bloom form.  Blooms in flushes throughout the season.  USDA zone 6b through 9b (default).  Height of up to 4½' (up to 135 cm).   William J. Radler (2006).

19 favorite votes.  Average rating: GOOD.  

A,C,E,F,G,L,N,O,P,R,VWhite Knock Out ® [Radwhite]

Shrub.  Cream buds open to white flowers..  Mild, citrus fragrance.  Medium, single (4-8 petals) bloom form.  Prolific, continuous (perpetual) bloom throughout the season.  Height of 42" (105 cm).  Width of 42" (105 cm). William J. Radler (2008).

25 favorite votes.  Average rating: GOOD+.  

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