Larch is still green

My Larch bonsai are still green, while the local native trees have all turned to a beautiful yellow.

Has anyone else noticed the their larch bonsai behave radically different then trees in the local environment?

All pictures taken on Sunday Nov 10th zone 5a, Northern Vermont
Green pictures are bonsai
Yellow pictures are local trees 3 minutes from my house.

Any thoughts would be appreciated
Thanks

Are they the same species? Is there a difference in the microclimate - i.e. are your trees partially sheltered? Particularly from the sky on cold nights. I assume you have fertilized more than the trees in nature? What about watering? Is there any form of drought in your area that would have stressed the trees in nature? Just some things to think about.

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Thank you.

I will have to do some species research and try to determine if these are the same species.

I assumed the large trees were the native species but I have not ID them yet.
And since they are in a straight line it suggests perhaps they were planted.
Good project for the weekend.

As far as fert, yes my trees were hit heavy with calcium, phosphate, carbon etc, as I experimented with Eden & Apical this summer so it very well could be a nutrition difference.

As always, thanks for your insight!

I think it depends on the overall temperature.

Larch grow in pretty cool environments.

Personally, I’m in San Francisco and we had some really warm days a couple of weeks ago causing my large to butt out again.

In San Francisco are pretty cold and we usually have warm days in October and the cold days don’t really start till November.

we don’t get good fall colors here because it doesn’t get cold enough.

In comparison are just turning red now, but still have a lot of green on them.

Many of my larches had dropped most of the foliage before this new set of buds that opened up.

This last bit of foliage is going to be short-lived and it will be gone within the next three weeks. I’m guessing.

Enjoy the foliage while you have it.

Larch seem to take years before they grow real bark. I love how flexible they are.

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My Larix larcinia just started turning last week and I’m in 4a. The mild weather and the fact that trees in containers do not act the same as trees in nature can both be reasons. Trees in nature don’t get fooled into leafing out too early in spring or not allowing their chlorophyll to be absorbed in fall. And then you have what type of larch do you have Japanese, American or European? All could be reasons but I think it’s the very mild weather that my trees changed color so late. My Arakawa just started to turn color two days ago.

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