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Cooler temps mean it’s time to start pruning oaks

Cooler temps mean it’s time to start pruning oaks

  • 10/13/2020 1:50:00 PM
  • View Count 1139
Colder temperatures this weekend mean it’s time to start pruning oak trees with minimal to no risk of spreading oak wilt.  The best way to prevent the spread of oak wilt is to prune during the tree(s) during dormant season. 
Renovation of Dan Green Slough and Burr Oak Lake to last through summer

Renovation of Dan Green Slough and Burr Oak Lake to last through summer

  • 8/4/2020 9:04:00 PM
  • View Count 437
The water level at Dan Green Slough and Burr Oak Lake will be held down through the summer’s growing season to eliminate rough fish that had reentered the systems and to reestablish emergent vegetation that had been lost after years of high water.
Oak pruning fast approaching

Oak pruning fast approaching

  • 10/1/2019 3:04:00 PM
  • View Count 1391
Don’t let the recent unseasonably warm weather spell confuse you, the time to start pruning your oak trees is fast approaching. 
Bur Oak Blight affecting Iowa oak trees

Bur Oak Blight affecting Iowa oak trees

  • 9/17/2019 1:37:00 PM
  • View Count 4148
DES MOINES - If your oak tree seems to be losing its leaves early, it may be due to a disease called Bur Oak Blight, caused by a fungus. This disease has been seen mostly in bur oak trees, but symptoms have also been found on swamp white oaks.
Time to stop pruning oaks

Time to stop pruning oaks

  • 3/26/2019 1:18:00 PM
  • View Count 1830
It may be cool out, but it is time to finish pruning oak trees to prevent the spread of oak wilt.  The best way to prevent the spread of oak wilt is to not prune any oak tree between the end of March and the start of October.  However, the warm weather conditions indicate that spring might be a bit early this year. For that reason, DNR suggest finishing your oak pruning this year by the end of the first week in March.
Cool fall weather means it's time to start pruning oaks

Cool fall weather means it's time to start pruning oaks

  • 10/16/2018 12:42:00 PM
  • View Count 4274
As the cool fall weather is upon us, it’s time to start pruning oak trees with minimal to no risk of spreading oak wilt.  The best way to prevent the spread of oak wilt is to prune during the trees' dormant season. 
Time to Stop Pruning Oaks

Time to Stop Pruning Oaks

  • 3/6/2018 12:18:00 PM
  • View Count 3150
It may still be cold outside, but it’s time to stop pruning oak trees to prevent the spread of oak wilt. 
Time to start pruning oaks

Time to start pruning oaks

  • 10/31/2017 11:41:00 AM
  • View Count 2500
Cold weather is here and now is the time to start pruning oak trees with minimal to no risk of spreading oak wilt.
Wait to prune oak trees

Wait to prune oak trees

  • 9/12/2017 4:11:00 PM
  • View Count 4112
The best way to prevent the spread of oak wilt is to not prune any oak tree during the growing season. For that reason, the Iowa Department of Natural Resources (DNR) suggests to not start any pruning until at least the first frost.
Iowa's Bur Oaks Suffering from Bur Oak Blight

Iowa's Bur Oaks Suffering from Bur Oak Blight

  • 8/30/2016 1:49:00 PM
  • View Count 4649
Bur oaks are native to all 99 counties in Iowa and are arguably one of Iowa’s toughest native trees. However, this year, many of these trees are showing signs of bur oak blight.  
Time to Stop Pruning Oaks

Time to Stop Pruning Oaks

  • 3/8/2016 6:33:00 AM
  • View Count 4863
Spring weather seems to be here a bit early this year and according to the Department of Natural Resources, that means it’s time to finish pruning oak trees to prevent the spread of oak wilt.