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Re: Automated fruiting chamber (Dreamer Tubs) DIY [Re: bongoman]
    #29542868 -

3D-print and Autodesk Fusion

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Re: Automated fruiting chamber (Dreamer Tubs) DIY [Re: Djackoo]
    #29543029 -

Djackoo said:
The fans and connectors will be positioned like on Kloakk's tubs.



With the fans positioned high I would use the taller tub, it depends on what kind of trays you're using inside the dreamer, but if your trays don't have walls going as high as the fruits it can easily dry out the caps with a shorter dreamer in my experience.


--------------------
“All Fungi are edible.

Some fungi are only edible once.”
― Terry Pratchett


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Re: Automated fruiting chamber (Dreamer Tubs) DIY [Re: Kloakk]
    #29543121 -

Kloakk said:
With the fans positioned high I would use the taller tub, it depends on what kind of trays you're using inside the dreamer, but if your trays don't have walls going as high as the fruits it can easily dry out the caps with a shorter dreamer in my experience.



Something like that for Pan Cyans?



But I also want to use the tubs for Cubes and Orchas.

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Re: Automated fruiting chamber (Dreamer Tubs) DIY [Re: Djackoo]
    #29543130 -

Djackoo said:
Something like that for Pan Cyans?



But I also want to use the tubs for Cubes and Orchas.



Yeah I like to use trays, that makes it easier to apply casing and makes it easier to take better pictures :lol: But like Pheno's pictures in the OP you can see he is using small shoeboxes/tubs inside his dreamers.

So my point was that if you are going to use shoeboxes or tubs inside your dreamer you can use the lower tub as a dreamer, but then I would put the fan low like in the OP. But if you want to do trays I found I get a lot better results if I can have the trays in the bottom of the dreamer and fan high.

You could have the fan at the bottom and use a rack to elevate the trays, but most of the fog will settle at the bottom of the tub and the trays will easier dry out or you have to keep the humidifier going more often to keep the right moisture level in the casing.



--------------------
“All Fungi are edible.

Some fungi are only edible once.”
― Terry Pratchett


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Re: Automated fruiting chamber (Dreamer Tubs) DIY [Re: Kloakk]
    #29543139 -

My problem is that I don’t have any trays yet. For cubes, I use Samla boxes.



So if I understand correctly: for shorter Dreamers like the OPs, it’s better to use taller trays and have the fan blow low, along the walls of the trays (where I could use the Samla boxes), or like in your setup — taller Dreamers with lower trays (like the meal prep containers), and position the fans higher up so they don’t blow directly onto the caps and cause them to dry out?

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Re: Automated fruiting chamber (Dreamer Tubs) DIY [Re: Djackoo]
    #29543146 -

Djackoo said:
My problem is that I don’t have any trays yet. For cubes, I use Samla boxes.



So if I understand correctly: for shorter Dreamers like the OPs, it’s better to use taller trays and have the fan blow low, along the walls of the trays (where I could use the Samla boxes), or like in your setup — taller Dreamers with lower trays (like the meal prep containers), and position the fans higher up so they don’t blow directly onto the caps and cause them to dry out?



Yes, there's two thing you want to think about. Number one is making sure the fans don't blow directly on the casing or fruits, number two is utilizing gravity as the fog will fall to the bottom of the dreamer.

With the mini tubs the fog will be trapped inside the mini tubs regardless of fan placement and the walls of the mini tubs will make sure that the casing or fruits don't get direct wind from the fan.

Only downside is that there might be a different micro climate inside the minitubs then inside the dreamer(where I have my humidifier sensor) so you might have to use your pretty eyes to dial in the tub :naughty:


--------------------
“All Fungi are edible.

Some fungi are only edible once.”
― Terry Pratchett


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Re: Automated fruiting chamber (Dreamer Tubs) DIY [Re: PhenoDreamers]
    #29556299 -

I could use some advice from anyone in this thread that has a similar Dreamer Tub as the OP. I built my dreamer tub to specs. The only difference is that I use a similar Pymeter PY-20TH humidity and temperature controller.

First, I did a salt test to see how accurate my sensor was. It was only -0.3% off. If I set my HCA as instructed, it would have to get to an impossible 104% humidity to shut off if I set it at 94%RH. With the fan on the lowest setting, it will virtually run the humidifier forever and not shut off and never reach the 94 set point.

I have it at -6 for a HCA and that seems to work. It will now humidify and shut off at 94%RH.  The problem is it takes a very long time for the humidity to lower to 90. Heck, it can take close to 20 minutes to lower to 93.

The instructions do not mention the humidity differential.  How many percentage points are you dropping?  With the fan on low, how long is it taking to get to your set point?  Maybe I am wrong in thinking that over 20 min to drop one percent is a long time for the fan to run with no humidity running (and possibly drying things out).

By increasing the fan two speeds, I can get a 15 min cycle for the humidifier to come back on BUT it is drying out my blocks.

I really would love to hear what settings for Dreamer Tubs built to spec are that you have that work for pinning?

What is your HCA?
Important….what is your set point and humidity differential?
How long does it take for your fan (once the humidity shuts off) to get to the point where it comes back on?
What speed are you running your fan?

I’d really appreciate any advice.

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Re: Automated fruiting chamber (Dreamer Tubs) DIY [Re: Kloakk]
    #29560213 -

seconds
  Re: Automated fruiting chamber (Dreamer Tubs) DIY [Re: PhenoDreamers]
#29556299 - 04/22/26 09:25 PM (3 days, 19 hours)
Edit postEdit Reply to this postReply Reply to this postQuote Quick ReplyQuick Reply

I could use some advice from anyone in this thread that has a similar Dreamer Tub as the OP. I built my dreamer tub to specs. The only difference is that I use a similar Pymeter PY-20TH humidity and temperature controller.

First, I did a salt test to see how accurate my sensor was. It was only -0.3% off. If I set my HCA as instructed, it would have to get to an impossible 104% humidity to shut off if I set it at 94%RH. With the fan on the lowest setting, it will virtually run the humidifier forever and not shut off and never reach the 94 set point.

I have it at -6 for a HCA and that seems to work. It will now humidify and shut off at 94%RH.  The problem is it takes a very long time for the humidity to lower to 90. Heck, it can take close to 20 minutes to lower to 93.

The instructions do not mention the humidity differential.  How many percentage points are you dropping?  With the fan on low, how long is it taking to get to your set point?  Maybe I am wrong in thinking that over 20 min to drop one percent is a long time for the fan to run with no humidity running (and possibly drying things out).

By increasing the fan two speeds, I can get a 15 min cycle for the humidifier to come back on BUT it is drying out my blocks.

I really would love to hear what settings for Dreamer Tubs built to spec are that you have that work for pinning?

What is your HCA?
Important….what is your set point and humidity differential?
How long does it take for your fan (once the humidity shuts off) to get to the point where it comes back on?
What speed are you running your fan?

I’d really appreciate any advice.

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Re: Automated fruiting chamber (Dreamer Tubs) DIY [Re: MycoGod76] * 5
    #29562123 -

I really just think you're overthinking it dude. I mean I don't even know what a salt test is. The controller is just a baseline and it's going to be different for everyone. It doesn't even matter if it's accurate. It could read 84% the and actually 97%. It does not matter. What matters is that you adjust accordingly based off your grows surface conditions and what species your are growing. Surface conditions IS KING. the humidity controller is just there to adjust the humidity. This is why I'm always reluctant to tell people what numbers I'm running on the controller. It's always going to be different and it's ALWAYS going to change. What number you're running this week, might be different next week.

Just find a starting point and go from there. If it's too wet, turn the fan up a little bit or turn down the humidity a little bit. Rinse and repeat. Then as mushrooms mature, pay attention to the morphology. If youre getting fuzzy feet, then you need more air. If you have mycelium forming on the mushroom caps, then you need less humidity. Reading a grow is a learning curve and no one can tell you exactly how to do it. It's just trial and error

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Re: Automated fruiting chamber (Dreamer Tubs) DIY [Re: PhenoDreamers] * 4
    #29582304 -

So that's my first attempt and still WIP



Humidifier is connected with 3d-printed parts, fans are blowing upwards with a 3d-printed fan-duct

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Re: Automated fruiting chamber (Dreamer Tubs) DIY [Re: Djackoo]
    #29610421 -

Will it work to just put seed heating pads at the bottom outside the tub or does it require also to add perlite and water to conduct the heat better?

I cant heat the whole room that high temps.


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Re: Automated fruiting chamber (Dreamer Tubs) DIY [Re: Anomalocaris] * 1
    #29610425 -

Anomalocaris said:
Will it work to just put seed heating pads at the bottom outside the tub or does it require also to add perlite and water to conduct the heat better?

I cant heat the whole room that high temps.



Depends on how cold the room is and what temperature you're aiming for. You could make a JCM/DreamerTub hybrid. Using a rack and a aquarium heater :strokebeard:


--------------------
“All Fungi are edible.

Some fungi are only edible once.”
― Terry Pratchett


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Re: Automated fruiting chamber (Dreamer Tubs) DIY [Re: Kloakk]
    #29610478 -

The room is 73-74f and I want like 78 or 80 for pan cyan. I would prefer the simplicity of heating pads. Do you think it will be enough?


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Re: Automated fruiting chamber (Dreamer Tubs) DIY [Re: Anomalocaris]
    #29610488 -

I think so.. personally I have never used them but I'm pretty sure tree frog does with her pans! Just try it out and see how it goes

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Re: Automated fruiting chamber (Dreamer Tubs) DIY [Re: PhenoDreamers] * 1
    #29610725 -

Anomalocaris said:
The room is 73-74f and I want like 78 or 80 for pan cyan. I would prefer the simplicity of heating pads. Do you think it will be enough?



It should be, but you either want to elevate the dreamer slightly above the pad(s) or your trays above the bottom of the dreamer to avoid heating the substrate rather then the dreamer.


--------------------
“All Fungi are edible.

Some fungi are only edible once.”
― Terry Pratchett


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Re: Automated fruiting chamber (Dreamer Tubs) DIY [Re: Kloakk]
    #29610903 -

Kloakk said:
Anomalocaris said:
The room is 73-74f and I want like 78 or 80 for pan cyan. I would prefer the simplicity of heating pads. Do you think it will be enough?



It should be, but you either want to elevate the dreamer slightly above the pad(s) or your trays above the bottom of the dreamer to avoid heating the substrate rather then the dreamer.



Ok thx. I would elevate the trays I think. Is 1 inch high enough?


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Re: Automated fruiting chamber (Dreamer Tubs) DIY [Re: Anomalocaris]
    #29610950 -

Anomalocaris said:
Ok thx. I would elevate the trays I think. Is 1 inch high enough?



With the fan placed at the bottom of the dreamer, yes :rockon:


--------------------
“All Fungi are edible.

Some fungi are only edible once.”
― Terry Pratchett


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Re: Automated fruiting chamber (Dreamer Tubs) DIY [Re: Kloakk]
    #29610957 -

I like to wrap the heating pad in a towel and put it on top of the tubs.  So the evaporation and heat mimic the sun.


--------------------
And if I only could
I'd make a deal with God
And I'd get him to swap our places
I'd be running up that road
Be running up that hill
With no problems

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Re: Automated fruiting chamber (Dreamer Tubs) DIY [Re: tree frog] * 1
    #29610970 -

tree frog said:
I like to wrap the heating pad in a towel and put it on top of the tubs.  So the evaporation and heat mimic the sun.





Nice, and so glad to see you back :hug: I can't do that though, it would block my light :lol:


--------------------
“All Fungi are edible.

Some fungi are only edible once.”
― Terry Pratchett


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Re: Automated fruiting chamber (Dreamer Tubs) DIY [Re: Kloakk] * 1
    #29611007 -

I drilled holes in my tubs to put the light in 😂

They're also black with blue tops 🤷‍♀️

And thanks for the warm welcome 💚


--------------------
And if I only could
I'd make a deal with God
And I'd get him to swap our places
I'd be running up that road
Be running up that hill
With no problems

Extras: Filter Print Post Top
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Shop: North Spore Bulk Substrate   Mushroom-Hut Substrate Mix   MagicBag.co All-In-One Bags That Don't Suck   Myyco.com Pan Cyan Liquid Culture For Sale   Original Sensible Seeds Autoflowering Cannabis Seeds   Sporeworks.EU Spores for European Microscopy


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