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A Double Knockout Red in profile on 17 July 2013
by marsrover Jul 18, 2013 9:03 PM
5-2009--English Gardens, Dearborn Hts, MI
by DaylilySLP May 26, 2009 5:58 PM
Vancouver, BC - Stanley Park Rose Garden
by growin Aug 8, 2011 9:38 PM
Vancouver, BC - Stanley Park Rose Garden
by growin Aug 8, 2011 9:38 PM
5-2009--English Gardens, Dearborn Hts, MI
by DaylilySLP May 26, 2009 5:58 PM
5-2009--English Gardens, Dearborn Hts, MI
by DaylilySLP May 26, 2009 5:58 PM
by vossner Jun 14, 2006 11:31 PM
by venu209 Oct 7, 2006 11:08 PM
Double Pink Knock out
by jeri11 Nov 30, 2006 11:18 PM
by bamagirl35973 Jun 21, 2008 10:27 PM
Cincinnati, Ohio, USA, June 19 2008
by slyperso1 Jul 3, 2008 1:20 AM
by elefunt Sep 14, 2008 11:03 PM
by elefunt Sep 14, 2008 11:03 PM
Tree version of double red Knock-Out planted spring 2008
by Sharkey Apr 11, 2009 5:33 AM
Rosa Radtko 'Double Knockout'
by Snug_As_Bug_Rug May 30, 2009 2:29 AM
Cincinnati, Ohio Zone 6a, 5/25/2009, USA
by slyperso1 Jun 3, 2009 1:30 AM
Beautiful Foliage
by Debbie2007 Sep 3, 2009 4:07 PM
Blooms continually from early Spring to Fall
by Debbie2007 Sep 3, 2009 4:07 PM
Makes a great cut flower with long vase life. About 2 weeks.
by Debbie2007 Sep 3, 2009 4:07 PM
November 2008 still blooming
by Debbie2007 Sep 2, 2009 4:07 PM
Out of my 42 double knockouts, this is the only bloom that was red and white.
by Debbie2007 Sep 2, 2009 4:07 PM
Oh what promise!
by stormyla Nov 26, 2009 1:43 AM
by eagerwatchdog May 28, 2010 2:12 PM
Berwyn, Illinois zone 5... all 3 year old RED DOUBLE KNOCKOUT ROSE
by eagerwatchdog May 28, 2010 2:12 PM
RED DOUBLE KNOCKOUT ROSE
by eagerwatchdog May 28, 2010 2:12 PM
Double Knockout Rose Second Year Spring
by IthilienGarden Sep 17, 2010 2:06 PM
by Cville_Gardener Apr 21, 2012 1:38 PM
Rose 'Double knockout red'.
by tsokotuha Jun 2, 2012 7:21 AM
Blooming in Middle Tennessee
by Cville_Gardener Feb 22, 2013 8:18 PM
Rose brightening a dark, damp 19 May 2013
by marsrover May 19, 2013 6:06 PM
Solitary double red in early afternoon shade on 9 June 2013
by marsrover Jun 9, 2013 2:45 PM
Continuing to produce throughout the summer, another budbreak on 29 July 2013.
by marsrover Jul 29, 2013 4:25 PM
Rain drops add sparkle to a new rosebud on 1 August 2013.
by marsrover Aug 1, 2013 5:05 PM
Shaded rose in profile on 19 August 2013.
by marsrover Aug 19, 2013 9:33 AM
Nice double red rose and two buds on a rainy 28 August 2013.
by marsrover Aug 29, 2013 6:16 PM
A quartet of double red Knockout roses on 1 September 2013.
by marsrover Sep 5, 2013 10:01 AM
Desptie several frosty nights, we have another Knockout Double Red on 29 October 2013
by marsrover Oct 30, 2013 1:22 PM
Raindrops only enhance the appeal of this Knockout Double Red rose on 11 October 2013.
by marsrover Oct 30, 2013 1:22 PM
On 12 April 2014, a couple of days after budbreak.
by marsrover Apr 13, 2014 8:21 PM
August 2014--Bordines Nursery, Rochester Hills, MI
by DaylilySLP Sep 12, 2014 2:01 PM
August 2014--Bordines Nursery, Rochester Hills, MI
by DaylilySLP Sep 12, 2014 2:02 PM
August 2014--Bordines Nursery, Rochester Hills, MI
by DaylilySLP Sep 12, 2014 2:02 PM
I have 2 shrub rose 'Double Knock Out' (Rosa) bushes growing in containers and they have performed very well. I was unable to prune them in February. Shown starting to bloom in early April, 2015. There is a pink blooming one behind them.
by htop Apr 26, 2015 7:09 AM
A shrub Rose 'Double Knock Out' (Rosa) bloom after a rain in October, 2012.
by htop Apr 26, 2015 7:22 AM
Shrub Rose 'Double Knock Out' (Rosa) - red and pink enjoying the unusually cool spring weather; 4/3/2018, San Antonio, Tx
by htop Jun 1, 2018 9:43 PM
Shrub Rose 'Double Knock Out' (Rosa) - red and pink enjoying the unusually cool spring weather; 4/3/2018, San Antonio, Tx
by htop Jun 1, 2018 9:45 PM
Norfolk Botanical Garden, Virginia. Photo courtesy of Karl Gercens. Copyright Karl Gercens. Conservatory Horticulturist at Longwood Gardens. http://www.karlgercens.com/
by Kell Apr 25, 2020 2:27 PM