Günther Unlustig 🍄

Peter Lustig’s unlustiger verschollener Sohn mit weirden Interessen und Gadsen.

🇩🇪 DE/EN 🇬🇧

<Explaination for anyone not knowing obscure German media>

Peter Lustig used to be the moderator in an old German kids science and nature series called “Löwenzahn” (Dandelion) who shaped our generation.
He also shaped my childhood, and I want to honour him.

My real name also isn’t “Günther”, it’s just a reference to “Olaf, Olaf, Olaf, Günther” from Spongebob: The Movie, because I wanted it to sound like a real name and it makes conversations easier.

  • 12 Posts
  • 121 Comments
Joined 1 year ago
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Cake day: May 18th, 2024

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  • Can you provide images with better quality and some more details, e.g. the whole plant, undersides, bottom leaves, top leaves, etc.?

    With that pic alone it’s hard to diagnose any problems you have.

    It might be: (from most probable to least)

    • Heat stress/ dry stress
    • Overwatering
    • Potassium deficiency
    • Pests (aphids, etc.)
    • Overfertilization (if you added mineralic fertilizer)
    • Bad water quality (chlorine, dissolved minerals, cold shock)


  • Be very careful.

    “Soap” today isn’t what it used to be. It’s made of synthetic high performance surfactants that can severely damage the plant.

    Only use potassium soap or very mild baby shampoo that doesn’t contain much sodium.
    And only use it in ultra diluted amounts.

    You only want so much that the water can suffocate the aphids, and not leave any residues that harms the plant!



  • Günther Unlustig 🍄@slrpnk.nettoGardening@lemmy.worldPoverty gardening - APHIDS!
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    2 months ago

    You could craft a insect catching net and go bug hunting with that. An old window sheet and some sticks could make a good one. Swoosh it through some flower fields, and collect the beetles and whatnot. Some of them will eat aphids, and maybe lay their eggs.

    It’s important tho that you get some flowers and cover crops as fast as possible.
    For example, you could throw some fenugreek, pea, or whatever whole spice in there.
    They won’t stay there for long if otherwise.

    Greetings from my german balcony! 🌱

    ![](https://slrpnk.net/pict




  • I see that I have mixed up a lot of things, between things relevant for soil and hydro. So your recommendation seems to be not to try to mix because it is counter productive, and if I use some compost-based approach I should stick with organic fertilization?

    While organic vs. “hydro” is more of a spectrum and in some cases hard to define, I’d say it’s better to clearly separate them to get the most benefits out of each concept.

    Soil feels like a “black box” and more of a vibe thing

    That sums it up very well.
    When growing organically, you can let the microbes (and small critters) do the work for you. You don’t know what they do, but they just do stuff, and you don’t or can’t worry about it.

    It’s more of a layed back thing.
    Weeds now don’t exist anymore, they’re now just called “cover crops”, and pests don’t demolish your crops, they’re just waiting to get eaten by other beneficial insects 😁

    Indoors I’m pretty interested in doing “hydro” in coco coir, because I can store a lot of it dry and compact in the basement for years and not worry about insects or mold.

    Maybe read my guide on passive hydro with LECA. It has similar benefits, but is completely inorganic and my substrate of choice.

    become too dependent on some “fertilization system” supplier and if I only learn to paint-by-numbers I don’t learn any transferable knowledge

    Fertilizers are mostly the same. They all use the same ingredients in one form or another.

    You can easily switch from T.A. to Plagron to Masterblend for example, that shouldn’t be much of a problem.

    You still need to get a bit of experience, but I find it way easier to diagnose problems and trends.

    And I can read info about hydroponics and apply it to growing in coco or something else which is non soil or are there some caveats? Because I’m not planning to have a hydro tank system, just interested in non-soil substrates.

    While the two disciplines seem to be separated from each other, you can still greatly benefit from mastering both.
    For me, hydro mostly just means soil-less.

    I thought it was mineral which is intended for soil, and now I’m confused as you said not to do such things. Thought organic fertilizer must be some worm humus or plant material or other stuff they add into soil, like indirect complex compounds of something decaying which is broken down by micro organisms, and that liquids are always mineral NPK mixes with immediate availability, or is that assumption completely wrong?

    You are correct. The effects of synthetic fertiliser on soil is sometimes a bit exaggerated. Microbes are kind of tolerant to minerals, it’s just that you steal their jobs and weaken the connection between them and the plant. Read more about mycorrhizal networks if you’re interested in that topic :)


  • Feel free to also join !gruenerdaumen@feddit.org if you want to see German content or !hydroponics@slrpnk.net for hydro stuff :)

    I can answer you pretty much any question you asked in detail, but I have to keep it more brief, because answering everything extrensively would take hours. Just ask if you are interested in something and want to know more.

    pure coco is a bit like dry hydroponics

    There is no dry hydroponics. Hydro doesn’t mean something has to sit in water, just that it doesn’t eat decaying matter (soil).

    Is this kind of substrate to be treated as organic or as mineral approach? The compost probably adds the typical soil properties including the buffering of pH and EC and taking care of fertilization.

    The other ingredients in there besides compost mostly add structure and prevent waterlogging.

    Mentioning EC in soil doesn’t make much sense, and dissolved salts don’t get buffered much afaik, how should they?

    Once the compost is depleted, can I consider it to be like a non-soil grow?

    Nope, just organic, but now with depleted soil :D
    You can add organic fertilizer, which is basically “ultra compact compost” if you see it like that.

    I wouldn’t add mineral fertiliser into organic soil, because it will heavily disrupt the soil life.

    I got a pH/EC sensor to check my water and the drain coming out

    Soil ≠ Hydro. Measuring something in soil doesn’t work that easily than in hydro, and you can’t change that stuff anyway, at least not that fast and easily.

    I’ve had pH values of 8 in soil and still the plants looked fine. I believe the mycorrhizal networks can change nutrient uptake.
    The pH in soil is often controlled by the microorganisms living there.

    diluted a pH- down based on diluted citric acid to normalize my water to 6,5pH, which seems like a good starting point for any situation.

    Citric acid will break down by bacteria, and then the pH will be way higher than what you’ve started with, at least in my experience.

    I recommend you to buy proper pH down, usually based on Phosphoric acid.

    Also, definitely use pure water, e.g. rain, distilled or reverse osmosis.
    Tap water has a lot of minerals in it, which add a lot of “crap” to your nutrient solution, which will cause the nutrient lockout you mentioned you had with your tomatoes.

    I tried anything (boiling, diluting, whatever) and always came back to pure water, because I always had problems with tap water (Germany, like you).

    pH swings and deficiencies, even at proper pH, are pretty much guaranteed, at least from what I’ve heard and experienced. If you have a crap load of calcium, acids in there, they will complete with the nutrients.

    Does it make sense to follow some generic approach (like keeping pH/EC in certain ranges in certain growth stages)?

    Half the recommended strength (or just pure RO water) for seedlings, normal strength for everything else that’s leafy (houseplants, growth phase of veggies, etc.) and 1,5-2x strength for flowering or fruiting plants.

    I personally run ~ 1,0 mS for most stuff, and 1,5 mS for flowering.
    Measure the EC regularly, and if it lowers, add more fertilizer next time.

    Depends on your humidity/ evaporation and light intensity.

    I do not want to use commercial fertilization formula schemes. I want to work with standard off the shelf mineral fertilizers. Is it possible to get decent results with that?

    I use Masterblend for everything and like it a lot. Weed, houseplants (orchids, calathea, etc.), you name it. They all thrive.

    It’s cheap and works well. Maybe I’ll change my mind someday, but at least for now, I can recommend it.

    I made a life hack post on how I dose it if you’re interested.

    My advice for you in general is to invest in proper hydro stuff and not to find workarounds for everything. I tried that and failed miserably.






  • I can recommend you Debian, since it’s the “default” for many servers and has a lot of documentation and an extremely big userbase.

    For web interfaces, I can recommend you, as you already mentioned, CasaOS and Cockpit.

    I used CasaOS in the beginning and liked it, but nowadays, I mostly use Cockpit, where I have the feeling that it integrates the host system more, and allows me to do most of my maintenance (updating, etc.) quite easily.

    CasaOS is more aesthetic imo, and allows you to install docker containers graphically, which is better for beginners.
    I personally do my docker stuff mostly via CLI (docker compose file) nowadays, because I find it more straightforward, but the configuration CasaOS offers is easier to understand and has nice defaults






  • Günther Unlustig 🍄@slrpnk.nettoLinux@lemmy.mlAMD vs Nvidia
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    5 months ago

    100% AMD, for sure. AMD won’t make much problems and works ootb.

    Nvidia on the other hand… if you already have a Nvidia GPU, then the proprietary drivers work pretty well, but even those won’t work flawlessly and still cause problems for many people.
    And the FOSS drivers are still in the early stages and won’t cut it. So why spend lots of money for a piece of hardware that won’t give you the performance you paid for?

    Also, Nvidia clearly doesn’t care about PCs or its’ users, so why support such a shitty company with your money?


  • 1. Distro choice

    I would recommend you either Aurora or Bluefin.
    Both are pretty much the same, but differ in their desktop environment.

    Traditionally, Gnome (Bluefin) always has been the champion in terms of being tablet-like, but from what I’ve heard, KDE has surpassed Gnome in terms of how well it works as a tablet UI.

    You can install the one or the other, and then later “rebase” to the other variant without needing to reinstall anything if you want to try the “competitor” or if you’re unhappy.

    This basically switches out the base system, but your installed apps and pictures are decoupled and kept. Like just doing a big update :D

    Why do I recommend you exactly that, and not just base Fedora or Kubuntu or whatever?

    Simple - you need to install the linux-surface kernel (and stuff), because without it, nothing will work, no stylus, no sleep, no battery, basically nothing.

    But said modified kernel is nothing ordinary, and might shit itself randomly.

    Not only would you have to install everything by hand, which was a task that not only let me return to Windows once, but twice as Linux noob! It also causes a lot of headache when you have to spend your evening fixing it via CLI or whatever.

    Here uBlue comes handy: you can “fix” your system with just one click.

    • Smort silica rock not thinking?
    • Grub says “NØ” after system update?
    • Me not care, me pressing space while booting, me selecting yesterday image, me watching YouTube when eating because me don’t care, knowing that dev daddy is already working on fix that ship tomorrow.

    You don’t even have to do manual updates or whatever, everything is done in the background for you, just like on your smartphone.

    You have to select the “I have a Surface device” option, and then everything comes pre-bundled and (hopefully) just werks™

    2. Note taking and PDFs

    I don’t know 🤷

    3. SD card

    🤷

    4. Stylus

    I believe KDE is better, because it has many wacom tablet input settings and features, but I sold that crappy Surface ages ago when Gnome was the obvious choice. The 🤷 also applies here I guess, because it was two years ago and felt like a completely different age compared to today.


  • i am not into gardening much, but your photos look great. You seem to have a good microscope, maybe you can buy some stains (not very expensive unless you buy good stuff to quantise) and even do some charecterisation.

    Thanks! 💚 Most of the pictures were just shot in macro mode on my phone, I’m a bit ashamed to admit it 😄
    But I do have a microscope too, and the pics of the springtails were shot with it.

    What stains do you recommend?
    I believe I have Methylene blue lying around somewhere, maybe that might be useful for a living-dead-characterization?

    But to be honest, I didn’t think much about looking up the stuff under the microscope, because I was pretty sure it was mold. I think you can even see the hyphae on the colony on the picture.

    From what I got, you have a mildly basic master batch, which you dilute.

    My fertiliser is a two-part solution. I mix them with demineralised water, and the final diluted solution has a pH of 6,2-ish, without pH adjuster. But I didn’t test it with the part A solution, which is the one that got moldy. It is probably moderately acidic.

    […] Adding Peroxide/ other oxidizers

    Not a big fan of that idea. On the first glance it makes sense, but my arguments against that are:

    1. I highly doubt that the fertilizer is resistant against bleach. There are quite a few chelated minerals in it, and I’m sure that they will get destroyed or at least precipitate out of solution. And
    2. Even though mycorrhizae (and bacteria) are not remotely as important in hydroponics as they are in soil, I still highly value a healthy ecosystem of healthy microbes, that keep the bad guys at bay. If I add a oxidizing agent to the nutrient solution, it will kill a lot, mainly the good guys. And then bad things, like root rot, happen.

    I’m now trying to mitigate that problem by pressure cooking small batches (a bunch of 200 ml bottles instead of 1 liter) and keeping them sealed until use, which will only last a week or so until used up.

    My bigger question is, is this growth really problematic or not

    It is. In hydroponics, everything should be as clean as possible. Not sterile-clean, but at least not full of slime or dirty.
    If there is (too much) organic contamination, it will attract pests. And those specs are organic matter, and I already got the spring tail infestation from it, as I already mentioned in the post.

    Regarding worms: I also have a few pots with organic soil (no-till, cover crops, etc.) outside, with a very healthy ecosystem, and an absolute shit ton of earth worms. If they would be a tiny bit bad for plant health, I would consider them as infestation :D I’m glad they aren’t.

    After a rain fall and temperature drop in early winter, there were literally hundreds, if not thousands, crawling around on my super small balcony, just from the three pots or so!

    Again, I am a gardening noob, and not a chemist, so what I may have said may as well be shit, please feel free to correct me.

    Please! You sound both like a chemist AND someone with gardening experience. You seem to already have quite a lot of knowledge, keep going on! 😊