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Lithops sources

Posted by wildebloem 8 - Oregon (My Page) on
Thu, May 17, 12 at 15:43

I would love to find some good mailorder lithops sources.


Follow-Up Postings:

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RE: Lithops sources

The best place for Lithops and other Mesembs is Mesa Garden, hands down. They have the most complete selection of plants and seeds.
Steve Hammer also lists plants for sale every season and he'd be my #2 choice, only because plant sales are not his primary focus.
It's the wrong season for mail ordering Lithops as they don't handle shipping well during growing season. You still have plenty of time to get a seed order in for September sowing.


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RE: Lithops sources

see link

Here is a link that might be useful: Lithops.net


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RE: Lithops sources

Thank you both for the sources and also for the shipping suggestion. I will give it a little time before ordering.

I have had a time with the growing season of these plants. Right now, they are still very much in the process of absorbing the old leaves, some are just now starting in fact, which seems later than usual. I worry about a too-short rest period and no bloom this autumn.


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RE: Lithops sources

Yeah, 90% of mine are fully absorbed. The ones that aren't, I'm holding back on the mist, mostly.

The problem are the ones that haven't absorbed and are now splitting again. I have to be very careful to normalize those. A few of the new ones are like that and one of them died when I was trying to starve it.


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RE: Lithops sources

I don't think even 5% of mine are absorbed (I have 75-85 plants). Very unusual. I don't know whether to mist or keep them completely dry at this point. Conflicting suggestions seem to be the norm - partially because of the environments the plants are in, I suppose. Still, I read that completely drying out the soil at any time will shrink the feeder roots to the point of damage. I also read that giving water during certain times will kill the plants. Oregon tends to be humid, so I grow all of the plants in terra cotta, which of course means the soil can get very dry. I finally have started giving some very small plants light waterings to try and keep them going.

I do not know what you mean by splitting. Do you mean they are restarting the process of absorption or are they doubling? I ask because I have some very small plants that are doubling, not something I am used to seeing at all.

How do you normalize the plants?

You know, I have grown these plants off and on for decades in different locations. But just when I think I finally know their growing/resting cycles, out pops a year like this one. I suppose that is what keeps it all interesting and challenging though.


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RE: Lithops sources

Sorry about my terminology. I would consider any Lithops to be abnormal when retaining an extra leaf pair. When they split open (splitting) and a new leaf pair emerges, there should only be one pair to absorb, not two. This is a problem because it's difficult to keep the roots alive, as you mentioned, while forcing the plant to absorb not 1 but 2 leaf pairs. So by normalizing, I mean that.

Yeah, doubling is cool, happens about once every two years. Some species will do it every year. It's always exciting when you get 2 for 1.

It's true that you'll hear much conflicting info about Lithops. I still mist mine lightly when they're splitting (daily or every other day) and a little more once they've absorbed (daily and slightly more water). Still, all of that varies with the weather. The problem children with too many leaves get a fair spray maybe every 5 days. They have to show progress first!

That's a significant collection you have! I just did a quick count and, including Pleiospilos, Argyroderma, Gibbaeum and Lithops I have about 150 adult plants. I can't count the seedlings, they're in the thousands. I think the most important thing is to observe and learn to read them so the season won't catch you off guard.

Have you collected any seeds? If so, you can sow them in September, or whenever Summer starts to cool off for you.


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RE: Lithops sources

I also have some plants trying to absorb two sets of leaves. Never did quite understand why that happens in some plants.

Re doubling: I have noticed this year there are some very small plants, much smaller than is usual, doing this. I have also noticed a number of plants that are doubling that have a large set of leaves combined with a much smaller set.

I will try misting - this year is just odd and maybe a little help will make a difference.

Wow on your collection! Mine includes several very small plants. It is difficult to find Lithops and other mesembryanthemums in this area, but I did manage to find some Pleiospilos - just found a purple one at Home Depot, of all places -, Argyroderma, Gibbaeum, Fenestraria, and a few others here and there.

I do not have any seedlings at all. I did buy a mixed collection of seeds years ago, had hundreds of little ones come up, very exciting to start to see what they were. Then a friend tried to take too good care of them while I was away - and promptly watered them to death.


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RE: Lithops sources - update

Hanzrobo: thank you so much for the misting suggestion. The plants are doing much better. From reading and listening, I was under the impression the plants needed to be completely dry during certain stages and I have always adhered to that. But I have worried about the sometimes very small rootballs. I intend to keep misting the plants. I will be curious to see if there is improvement in the rootballs as well.

Is there any time during the cycle you completely avoid misting?


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RE: Lithops sources

Hey wildebloem! Good thing I checked in to this thread today.

I'm glad your plants reacted positively, always glad to help when I can.

Lately, with summer getting hotter, I've had many Lithops showing wrinkles on their sides. Shrinking back into the soil is a natural reaction to the heat but I've been giving the shrinking ones a heavier drink, trying to get the taproot wet.

The time to avoid misting altogether would be if you get some extended wet, cold weather while the plants are splitting. The problem would be that in this weather, the pots won't dry out fast enough.

One of my Lithops just doubled for the second time so it now has 4 heads but, as you mentioned, they have a large set of leaves and a small set. So, 2 big heads, 2 small heads. This is the first time I've seen that.

We should be seeing some flowers pretty soon, looking forward to that!


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RE: Lithops sources

hanzrobo: I have always been reluctant to mist because here in western Oregon, we have more than our share of cold and wet as a rule. (All of my plants are grown in terra cotta for that reason.) But after reading what you said, I tried misting and the plants continue to do much, much better than they had been doing. Still, of the 85 or so plants, 30 are still absorbing old leaves, and some of them are not even halfway through the process.

I have also noted a few of the plants (two or three) are elongating, which I usually associate with too-low light levels. However, all of the plants around them are doing just fine.

Something else I have not seen before: two plants produced new leaves that had sections with hard, white tissue that appears to be scarring. I have seen similar damage caused by slugs, but never on leaves still inside the old leaves.

There are several more plants that have split into one set of normal-sized leaves combined with a set of very small leaves. And one plant has a single leaf with a small hole. That plant gives no indication it has even started producing new leaves.

In all, this has been an unusual year in many respects. And I do feel your suggestion of misting has probably helped pull at least some of the plants through a difficult season.


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