Baking cocofiber in aluminum tray??

Cecil

Arachnopeon
Joined
Aug 22, 2019
Messages
17
So I’m baking some rehydrated cocofiber just to have some substrate on hand that (hopefully) won’t mold. It’s in one of those disposable aluminum pans I got from Dollar Tree. I have two questions: I’m baking it at 225°F how long do you think it’ll take to fully dry? The layer is about 5” thick with a hole dug in the middle. Also, I’m worried about toxins from the aluminum seeping into the substrate because of the heat. I don’t know anything about chemistry or the toxicity levels of aluminum and its effects on Ts. Does anyone have any advice? Do I have anything to worry about? Thank you!
 

Cecil

Arachnopeon
Joined
Aug 22, 2019
Messages
17
Why would you bake the substrate? If anything you will just create conditions more favourable to mould.
I was thinking the lack of moisture will prevent mold and fungus from growing since I’m just keeping it in a big bin and won’t be using it for a while. Am I wrong to do it this way??
 

TownesVanZandt

Arachnoprince
Joined
May 12, 2015
Messages
1,041
I was thinking the lack of moisture will prevent mold and fungus from growing since I’m just keeping it in a big bin and won’t be using it for a while. Am I wrong to do it this way??
Just let it dry out on its own and rehydrate it when you need it. There is no need to bake it :)
 

Mirandarachnid

Arachnobaron
Joined
Nov 11, 2017
Messages
542
I was thinking the lack of moisture will prevent mold and fungus from growing since I’m just keeping it in a big bin and won’t be using it for a while. Am I wrong to do it this way??
When you bake it you are sterilizing it, which means if mold spores come into contact with it, there will be no competition and it will grow like crazy.

If you're keeping it in a big bin, just thoroughly mix it every week or two, that could help air it out and prevent mold. You could also just throw some springtails in it. They'll keep the mold down while the extra sub is moist.

As far as chemicals from the aluminum, there could be something nasty if it has a non-stick coating. But, you're supposed to cook food in it to eat, so I can't imagine it's too bad. Although, what is toxic to T's may not be to us, I personally wouldn't risk it.
 

Cecil

Arachnopeon
Joined
Aug 22, 2019
Messages
17
When you bake it you are sterilizing it, which means if mold spores come into contact with it, there will be no competition and it will grow like crazy.

If you're keeping it in a big bin, just thoroughly mix it every week or two, that could help air it out and prevent mold. You could also just throw some springtails in it. They'll keep the mold down while the extra sub is moist.

As far as chemicals from the aluminum, there could be something nasty if it has a non-stick coating. But, you're supposed to cook food in it to eat, so I can't imagine it's too bad. Although, what is toxic to T's may not be to us, I personally wouldn't risk it.
I’ve heard about isopods munching on a molting tarantula so I’m hesitant about using those, but I haven’t heard anything about springtails doing that. Does anyone know if springtails could be harmful to a tarantula at any time?
 

chelicerate

Arachnopeon
Joined
Aug 25, 2019
Messages
1
I’ve heard about isopods munching on a molting tarantula so I’m hesitant about using those, but I haven’t heard anything about springtails doing that. Does anyone know if springtails could be harmful to a tarantula at any time?
No, springtails are never harmful for a tarantula.
 

Mirandarachnid

Arachnobaron
Joined
Nov 11, 2017
Messages
542
I’ve heard about isopods munching on a molting tarantula so I’m hesitant about using those, but I haven’t heard anything about springtails doing that. Does anyone know if springtails could be harmful to a tarantula at any time?
Springtails are no problem.

But never.

ever

ever

ever

TRUST AN ISOPOD :punch:
 

Vanisher

Arachnoking
Old Timer
Joined
Oct 2, 2004
Messages
2,530
I’ve heard about isopods munching on a molting tarantula so I’m hesitant about using those, but I haven’t heard anything about springtails doing that. Does anyone know if springtails could be harmful to a tarantula at any time?
Yes, there are no point in baking the substrate. As said, you get more problems with things you wanted to kill in the first place, like mold, fungus and mites later on. Best thing is to let it air dry!
 

T Lurksalot

Arachnopeon
Joined
Jun 3, 2018
Messages
21
I bake all my coco fiber (I buy the zoo med eco earth bags) in exactly that way, I’m careful to wash the pan out thoroughly first though. The plain aluminum turkey pan types are safe and have nothing toxic. I’ve never had mold, mites, or fungus in any enclosure.

I did once open a fresh bag though that had some sort of flies emerge that were presumably laid there as eggs, you never know what might be living in it from the factory. After seeing that I was pretty glad I’ve been baking it since day one, I’m actually pretty surprised seeing the resistance here from others to sterilizing it.

225 is probably too high though, I once had a pan start smoldering at 250 and ended up having to trash it. Never leave it unattended in an oven, this stuff lights up easy when dry and can be a big fire hazard if you’re not careful. I bake mine between 175-200 for 2 hours, stirring it after the first hour. That’s more than hot enough to sterilize and it usually comes out bone dry.
 

EtienneN

Arachno-enigma
Joined
Jul 15, 2017
Messages
1,038
As others, have stated. There is more headache than help in trying to "sterilise" eco-earth. You are in affect, having the opposite effect when you put substrate that is wiped clean of microflora/microfauna. The tarantula and air particles in your spider room ARE NOT STERILE. Ergo, when you put sterilised dirt in there it leads to a mould explosion pretty frequently, which often frustrates/freaks out owners who are afraid of the mould, even though 99% of it is harmless. It's better just to skip the sterilisation process in the first place.
 

T Lurksalot

Arachnopeon
Joined
Jun 3, 2018
Messages
21
So the consensus here seems to be that baking eco earth leads to greater mold problems later, yet my experience has been exactly the opposite. If anyone here has actually cooked their substrate and noticed this problem first hand please chime in, I’m curious to know how common this is!
 

Willa

Arachnopeon
Joined
Feb 27, 2019
Messages
31
Bakes easy. I do a thin layer because it is very resistant to letting go of that water. I mix a lot, keep it about 250. Haven't had an issue with mold yet and I keep it both bone dry and pretty moist.
 

RezonantVoid

Hollow Knight
Joined
Jan 7, 2018
Messages
1,370
I have had massive and seemingly spontaneous mite and mold outbreaks from baked substrate so I never do it anymore
 

viper69

ArachnoGod
Old Timer
Joined
Dec 8, 2006
Messages
18,692
So I’m baking some rehydrated cocofiber just to have some substrate on hand that (hopefully) won’t mold. It’s in one of those disposable aluminum pans I got from Dollar Tree. I have two questions: I’m baking it at 225°F how long do you think it’ll take to fully dry? The layer is about 5” thick with a hole dug in the middle. Also, I’m worried about toxins from the aluminum seeping into the substrate because of the heat. I don’t know anything about chemistry or the toxicity levels of aluminum and its effects on Ts. Does anyone have any advice? Do I have anything to worry about? Thank you!
At 225, and that deep, it will literally take over a week.

I find it odd you are quite worried and considering doing this at the same time haha

You could mix with less water instead and not worry about drying.
 

Cecil

Arachnopeon
Joined
Aug 22, 2019
Messages
17
At 225, and that deep, it will literally take over a week.

I find it odd you are quite worried and considering doing this at the same time haha

You could mix with less water instead and not worry about drying.
Yeeeaaah it wasn’t until a few minutes after putting it in that the thought crossed my mind about the aluminum toxicity thing. By then it was too late to do anything As I had already done the potential damage heheheh
 

viper69

ArachnoGod
Old Timer
Joined
Dec 8, 2006
Messages
18,692
Yeeeaaah it wasn’t until a few minutes after putting it in that the thought crossed my mind about the aluminum toxicity thing. By then it was too late to do anything As I had already done the potential damage heheheh
Again, I don't see any logic being used here. You have a toxicity concern, you have the material in the oven. What is possibly too late??

It's too late to throw it out?

If one is really concerned about the animal in one's care, and values its life beyond the cost of replacement etc, then one simply takes the material in question, throws it out and starts new. This isn't rocket science, and substrate isn't expensive at all.

However, if one doesn't care, then if something were to happen to your cherished pet, it will suffer from one's lack of caring. There's really no reason for such an outcome to happen at all. Unless an owner doesn't care. If so, why bother own a living animal, just get a rock.
 
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