What is a "Knock Out rose"?

Answer

A knockout rose is a shrub that produces several vibrant roses in three primary colours: red, pink and yellow. Its roses are easy to grow and it requires low maintenance, will tolerate partial shade and is also disease resistant.
Q&A Related to "What is a "Knock Out rose"?"
You can soften the original cherry red Knock Outs with frothy pale blooms, such as Love-in-a Mist, or cheer them on with bold, bright marigolds or zinnias. Karen Dardick, of the San
http://www.ehow.com/facts_7698851_looks-good-knock...
It might be easy to learn how to take care of knockout roses. Knockout roses (Rosa 'Radrazz') introduced by rose breeder Bill Radler in 2000, were developed to be easy to care for
http://www.life123.com/home-garden/flower-guides/p...
Because all rose varieties grow at different rates and growing conditions vary from one location to another, there is no way to quantify the growth rate of roses. However, spring-planted
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California celebrates the rose each New Years Day with the Tournament of Roses Parade. Dr. Huey roses are the most commonly used rootstock in this state. This variety has a longer
http://www.ehow.com/list_7734075_roses-used-rootst...
1 Additional Answer
The Knock Out Rose is a hardy variety of rose that was genetically developed by Bill Radler. According to a popular wholesaler of roses Conard-pyle.com, the plants are easy to grow and display bright flowers that bloom every five to six weeks into the first hard frost. What Knock Out Roses are most admired for is their resistance to disease, their ability to withstand cold temperatures in the winter, and their ability to tolerate heat. Varieties include The Knock Out, the Double Knock Out Rose, the Pink , Pink Double, Rainbow, Blushing, and Sunny Knock Out Rose.
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