Zone change in 15 years

I thought that volcanic activity (Indonesia?) was at least a significant portion of the sudden drop in temps. Unless I am thinking of a different period.

I agree, but it’s worth noting that jujube are not bulletproof. Here’s a Facebook post from Cliff England on 4/24:

27.3 Degrees F
Everything is Damaged
There will not be any Pawpaws many other Species Heavily Damaged
There will be some Persimmons on Some trees
Other species will appear to be alright for now but will drop the small fruit over the next 10 days

In one of the later comments, he said that he thought that he could lose half the jujube trees. If that happens, it would be the 2nd time in the last few years where he has had a significant amount of jujube trees die from late frosts.

The last time, there were two frosts, spread a few weeks apart. Just when the trees started pushing new growth after the first one, the 2nd one hit them.

Not to jinx anything, but I don’t think I’ve ever even suffered any damage on jujube trees from spring frosts. But it looks like it could be bad in the South.

I’ve only been paying attention for the last dozen years, but there has been a lot of variability, with a 20+ degree range. -9F being the lowest and +12-15F being the warmest (some figs surviving without much above-ground damage). I don’t think that the warmest year (3 winters ago now?) had any late freezes either. But it doesn’t happen enough. Might be time for a greenhouse…

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It’s actually getting colder here. How else am I able to grow peonies in zone 10?

It has risen in the long term. And quite a bit. One thing I’ve noticed is that people tend to focus on the short term and now if we get what used to be near average cold where I live and average snow folks complain about how harsh the winter is without often mentioning that such winters used to be expected. We quickly get used to what’s around us. CA had truly extraordinary weather this last winter, but, of course, one season does not climate make.

https://www.climate.gov/media/13467

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I have no idea what you saying as usual. Fruit trees don’t care about average, they will die after a certain temperature as Bob Vance mentioned in one post.

It sounds like you want to push the climate change issue by mentioning climate variations, I thought some of these model predictions were wrong in the past. I’ve read recently they predicted the sea rising much worse then it actually happened, maybe for 100 or 200 years.

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I presented clear data that contradicts that as being a long term trend. I’m not pushing an agenda and said nothing about sea level, so why are you posting a scientific correction, something that occurs continuously in science. Not so much for historical data- as long as original measurements are accurate that doesn’t change.

Maybe last season is the beginning of a long term climate change towards cooler in S. CA. Anything is possible and at some point there probably will be another ice age, but the odds are it won’t be for another 100 generations of our species or so.

Existence is ephemeral, after all. It is astounding that we are here at all.

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No, it has been colder here for at least 10 years now. I remember when my daughter was born, I was out in shorts in January, not anymore.
My 3 links is to prove modeling is not always correct in respond to one of your link. Your link has sea level in it.

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Why make claims when the data is available. Memory is fallible.

I didn’t post modeling of any kind, only charts based on historical data of average temperatures.
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Not my memory, maybe your memory, but that’s been my experience. Your over relying on what research and scientists say may come back and bite you.
Please re read the link you posted, it has future model climate projections in it.

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Did you read the links you provided, BTW. Here is one excerpt.

A Terrifying Sea-Level Prediction Now Looks Far Less Likely But experts warn that our overall picture of sea-level rise looks far scarier today than it did even five years ago.

It says scientist are wrong in their predictions, what part of it don’t you accept.

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I’m sorry you have such a low opinion of scientists. As a group, they are my heroes- at least the ones with integrity that can’t be bribed to interpret data in a manner favorable to corporations. I believe those types are a small minority, but always available for hire because they aren’t particularly successful in the realm of legitimate science.

Most scientific discoveries start with an idea and then a great deal of research which takes time to create genuine clarity from and involves a certain amount of controversy and even angry arguments along the way. Sometimes consensus changes as new research sheds more light.

Just as climate is about long term trends, scientific knowledge is a long term journey. Some things eventually become almost certain and I believe you are arguing against one of them.

But that is why we cannot discuss climate change on this forum- it has become a political issue.

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I don’t have low opinions of scientists, my husband has a PhD in research with over 50+ patents. However like I said before, they can be wrong depends on what input they feed.

Actually what I’m against is people using any thread to discuss political issues since the politics forum has been shutting down.

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Yeah, some of my best friends are scientists :wink:.

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There’s nothing about winters getting colder in a given locale that doesn’t comport with the idea of climate changing. That’s the whole point of the matter of the jet stream. There are warm air masses and cold air masses at all times moving about in our atmosphere. Their interactions are what generate our weather patterns. The long term trends of these patterns are what we call climate. So it’s entirely likely that significant warming in one region would be associated with noticeable cooling in another.

As I understand it, during the Pleistocene, ice sheets were confined to N America and W. Europe. All of Siberia was ice free, with a humid and mild temperate climate. It was chock a block full of mammoths who had a literal field day munching all of that grass. Now it’s dry with the coldest winters on Earth short of Antartica. Why? Changes in the patterns of movement of warm and cold air masses.

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Winters are getting warmer in S. CA and I seriously doubt there are neighborhoods in that area that somehow have local weather unaffected by that. It is nothing I’ve ever heard of. Certainly some regions are not affected or less affected by global warming but I don’t think the variability occurs from neighborhood to neighborhood, do you?

I live I my area for 20 years, where do you live, NY.

Why do you think Dave Wilson has done testing that we can grow high chill apple varieties near my area.

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It sounds to me like you’re describing your climate as changing, and also giving examples of how that change affects choice of crop trees

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Here in Alaska the consensus of both scientists and lay people is that winters have not been what they used to be for quite some time now.

I do reserve a chunk of my efforts and space to try borderline stuff, and currently have a fairly large and dead lapins cherry tree to prove it. Still, the bulk of my orchard is for the ridiculously hardy stuff. I get the allure of getting that fruit that should not grow here to do so but I also love the stuff that is just well suited to our harsh environment. I have seen snow falling on flowering trees and bushes and I know that they are going to be fine and the insects will be out pollinating in the mid 40’s F, because they are just as hardy as everything else around here.

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I’ve said it’s been cold, Alan kept insisting S. Cal been getting warmer and I live here, lol.

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Where do you live exactly?

Weather data isn’t too hard to come by and doesn’t require state residency. Can you find any that supports your recollections? That would be so much more convincing than sharing memories. Memories are not reliable. Mine, yours anyone’s.
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