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Pruning leaders of Ponderosa Pine #799011

Asked July 01, 2022, 2:34 PM EDT

I planted a baby Ponderosa Pine  fall of 2020. It is doing very well but  developed  2 main leaders; the trunk is spilt 12 inches above the ground. Should I remove one of the leaders? It is pretty thick.  3 photos enclosed, when it was planted, today, and the split trunk. 

Kane County Illinois

Expert Response

Hello Maggie,

I'm not seeing the images.  Are you sure the attachment went through?  


Thanks,

Talon Becker
Illinois Extension
Talon Becker Replied July 01, 2022, 3:10 PM EDT
Hi Talon,
Thank you for your response. I’m attaching the images to this email - hopefully you will get them.
Maggie
image3.jpegimage4.jpegimage1.jpeg

Sent from my iPhone

On Jul 1, 2022, at 2:10 PM, Ask Extension <<personal data hidden>> wrote:


The Question Asker Replied July 02, 2022, 6:17 AM EDT
Hi Maggie,

Yes, if you have a lateral branch that seems to be developing into a second leader, then it would be best to prune it back.  Below is a resource that explains how the cut should be made, keeping the branch collar intact.  
https://static.colostate.edu/client-files/csfs/pdfs/618.pdf

It's always good practice to sterilize, if possible, the cutting tool blade with rubbing alcohol or ethanol.  Also, making sure the plant doesn't get water stressed while it seals off the fresh cut would be good, given the warm weather this time of year.  I would make the cut in the late afternoon followed by a good watering of the tree at the base (don't get the branches/needles wet), preferably with a root waterer, if available.  If you don't have  a root waterer, water can be applied with a hose or watering can at the base of the plant and around the perimeter.  

I hope this is helpful.  Please let me know if you have further questions.


Regards,

Talon Becker
Illinois Extension

Talon Becker Replied July 04, 2022, 11:10 AM EDT

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