roses

Follow up on winter injury to roses

Back in the spring, I wrote a BYGL alert about winter injury to roses.  THANKS to everyone for their feedback and response as to what's being seen around the state.  It seems that the general consensus is that all types of roses experienced major dieback with damage clear down to around four to six inches above the graft.  Some lost a few roses completely but the majority of the roses have recovered nicely according to most.  Winter injury reports came from all around Ohio as well as from Detroit.

 

It still drives me crazy to drive around town and see the old dead wood...

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Authors
Pam Bennett

Roses Knocked Back by Winter Cold

Several types of roses in Central and Southern (confirmed by Joe Boggs) were knocked back pretty good by cold winter weather.  While trimming my shrub and carpet-type roses in early April I noticed quite a bit of dead wood.  I had to really trim them back to a height of about six inches.  They are looking great right now as the new growth is vigorous.  I completely lost one climbing rose and another one was killed back to the crown.  The new growth on this one is coming from the root stock.

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Authors
Pam Bennett
Bristly Roseslugs Continue to Cause Damage boggs.47@osu.edu Wed, 09/28/2016 - 11:53
The native Common Roseslug Sawfly and Curled Roseslug have largely been supplanted by the non-native Bristly Roseslug Sawfly. This sawfly has multiple generations per season with the larvae continuing to produce feeding damage.
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Authors
Joe Boggs

The Reddened Rose of Texas

“Rose rosette is an epidemic, and North Texas is the epicenter,” said David Forehand of the Dallas Arboretum: “This is a game changer for roses, I’m sad to say.” This was in a July article in the Fort Worth Star-Telegram by Sara Bahari, reflecting the anguish felt by Texans regarding the demise of so many of their beloved rose gardens.
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Authors
Jim Chatfield