Air layer

nurvbonsai

Mame
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Middle TN
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7A?
Hi,

I was hoping to see the steps of air layering this Japanese maple as I was told some time ago that there was inverse taper in the trunk line. Also I’m starting to see buds again.
 

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Are you hoping to see the steps, or are you implying that you might be requesting help?
Because I read you're just hoping. If you want help, let us know!
 
Oh, definitely need any assistance possible. Thanks
The leatherback video is good, except for the good man CUTTING TOWARDS HIS FINGERS!
Do not do that. Sure, it's easy and fast and it goes right 90% of the times. The time it doesn't, you're going to hit bone because it's always sharper than you think. If you need help not cutting towards your own hand, hold a knife in one hand, and use the other hand to push it. This way they're both occupied and can't accidentally grab the trunk. I've been playing with knives, scalpels, box cutters, chisels, and other sharp tools for 30 years now and honestly, I need to remind myself every single time I try a new operation.

In addition to the video, I recommend using some alu wire or some zip ties on the ring cut to prevent the cut from healing over; in especially small material that's growing vigorous, it will bridge in a couple weeks.

Wood lice are an issue here, they eat away most of my callus tissue just before the roots develop. So treating the sphagnum moss with some kind of detergent, permethrin for instance, might be useful.
Start your air layers just after the leaves have flushed out, this is faster than when you start them earlier or later. I think it has to do with the immediate hormonal and wound-healing response you get in an active season, as opposed to delayed responses outside of it. That is, for most broadleaf. Prunus species seem to do better when layered just after flowering.
 
Thank you. I started the process. I think I went too far with my original inverse, but hopefully it gets the job done. Will post update.
 

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Does it need to be completely closed?
 

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and I seem to remember that the inverse taper was a graft. Are there any experiences in air layering a graft? Thanks.
 
I opened it back up just to just check and removed so more more
 

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Just a suggestion for next time and I’m still learning myself but you could have possibly done a clean cut using clean razor utility blade to get widest area (red line) for start of root base to add flare at base. Just a thought
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Just a suggestion for next time and I’m still learning myself but you could have possibly done a clean cut using clean razor utility blade to get widest area (red line) for start of root base to add flare at base. Just a thought
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Thank you. I used a small craighill blade but it was not cutting as sharp as I would have liked.

So in theory would that have shortened the scope of area to scrape? I am still learning myself so more will be revealed.

I was hoping to cut later but it must be too late.
 
I've been looking at this thread, reading what is said, and looking at pictures and I am still not sure how, why, or, what is going on here.:oops:
 
This tree is grafted right here. It is common for the scion to not have the same diameter as the understock and there are many options to fix that. Sometimes the best thing to do is weigh options first then come up with a plan.
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For your next air layer you don't have to strip a lot of bark off, just enough to stop the flow of Auxin and nutrients to the roots and prevent bridging. It's also recommended to let the cut dry out for a day before putting soil around it. This is helpful if your airlayers keep failing due to bridging since this gets the last of the cambium to dry out. About this much bark should be removed for this diameter of tree. The top and bottom cut should be sharp and clean.
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