How to Care for Knockout Roses
Knockout roses bloom in spring until frost. There are seven different members of the Knockout family of roses. They include: Knock Out, Double Knock Out, Pink Knock Out, Pink Double Knock Out, Rainbow Knock Out, Blushing Knock Out, and Sunny Knock Out.... More »
Difficulty: Moderately Easy

Knockout Rose Diseases – Common Issues Affecting Knockout Roses

Mar 16, 2015 ... Knockout rose bushes are known for being disease resistant and nearly carefree. However, even these rose bushes can succumb to some of ...

Rose Rosette Disease – How To Treat Witches Broom On Roses

Mar 17, 2015 ... The highly disease resistant knockout roses seemed to be an answer for disease problems with roses. Unfortunately, even the knockout rose ...

Dread garden disease knocking out Knock Out roses - USA Today

Apr 10, 2014 ... Rose rosette disease has set its sights on America's favorite landscape staple.

Rose Rosette Disease is a Flower Killer : HGTV Gardens

Recent buzz about RRD may be due to the prevalence of Knock Out roses in home gardens. The disease is not restricted to Knock Out roses, says Littlefield, ...

Help! What's Wrong With My Knockout Rose? | Muncie, Indiana ...

May 1, 2014 ... Knockout Roses where damaged by severe winter weather. ... consistency, and its ability to resist common rose diseases such as black spot ...

Rose Rosette Disease. Are The Knock Out Roses® to blame ...â®-blame

Rose Rosette Disease, or RRD, manifests itself on roses in the form of branches that look like "witches broom". It looks similar to damage caused by accidentally ...

Double Knock Out Rose Problems | Home Guides | SF Gate

The Conard-Pyle Co. developed the Knock Out rose and introduced the hardy flower to ... However, the double Knock Out rose suffers from rose rosette disease .

Rose Rosette Disease - Alabama Cooperative Extension System

is an emerging disease on roses in Alabama. • In 2010, RRD was found in several locations in. Tennessee Valley (Huntsville. + Decatur) on Knock Out. Roses.

Avoid The Top 5 Diseases For Double Knockout Roses | Fast ...

Dec 18, 2011 ... So, you've fallen in love with Double Knockout roses! But what if they are susceptible to diseases? So, you've fallen in love with Double ...

Popular Q&A
Q: Knockout Rose Disease.
A: Black spot is very common rose disease, and knockout roses are not fully safe from this fungus. This disease first shows as black spots on young leaves, and pro... Read More »
Q: Knockout roses disease.
A: When a rose gets mildew on the leaves, the fungus draws out the liquid or sap in the leaves and this makes them curl when they start to dry out. Try using 1 tab... Read More »
Q: Knockout rose disease.
A: Roses re-act that way for a couple of reasons. One the roots are sitting in water because the drainage won't let the water run off quickly enough and the other ... Read More »
Q: How to Plant Knockout Roses.
A: Instructions. Purchase knockout roses from a local nursery, retail center or garden catalog. Choose a color that complements the area it will be planted in. Tak... Read More »
Q: How to Prevent Disease For Knockout Roses
A: Combating disease is one of the most unpleasant and time consuming activities in trying to grow roses. In fact, choosing a disease resistant rose is one of the ... Read More »