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Does high/low air pressure help drying/curing?

M

medi-useA

Does high/low air pressure help drying/curing?

Would having buds drying in a low pressure or high pressure environment {in a vacume or a pressure chamber} aid in the transpiration of water from the buds?:dunno:

Anyone with some knowledge or experience of pressure/osmosis is invited to answer...as well as those with opinions!:smokeit:

muA
 
Well...idk but if all things being equaled such as RH, Temp and airflow, it would be logical that pressure would assets in drying. But, we are not just drying buds, but helping a chemical reaction to remove the unwanted chems, some process you really can not speed up.

Aged wine/cheese/meats/herbs/spices/nuts are aged for a reason, buds are no different. Grow for connoisseur or for the masses?
 
L

LolaGal

Yes, it does decrease drying time dramatically. Buds cure more quickly in a vaccuum environment.

Water transpires much more rapidly from the buds when under the pressure of a vacuum seal in a jar.

I would say one week cure in vacuum is equal to one month cure without vacuum after the buds are dry enough to jar.

The Mad Scientist has spoken... MWaahahahahahahah
 
M

medi-useA

LolaGal...does the quicker cure remove as much chlorophyll/harshness as a room pressure cure?

obscuredbycloud, would slowing the drying process...and hence the cure...produce a longer though smoother cure?

Do you think using one of those vacume bags to cure my buds when they've dried a bit?...or perhaps a higher pressure environment?

muA
 
I think so, as I said it seems to reason that among other things to think about while curing, is time allotted for a long cure for optimum quality. On my previous grows I did not sample my harvest for about 1-2 months. And I remembering, six months later getting low, thinking....fuck I should be starting to smoke it now.

Time makes a difference. I can get weed anytime, but hyper top quality is up to me and I will wait. :biggrin:
 

geopolitical

Vladimir Demikhov Fanboy
Veteran
Yes.

Lowering pressure lowers your boiling/vapor point for water so it will depart the scene quite a bit faster. The lower the pressure the quicker the dry. That being said, if you drop your pressure too much you won't end up with cured buds, you'll end up with freeze dried buds. Too dry & too low a pressure and you'll get in trouble.

That being said, bags are not going to provide much of a vacuum if any without completely crushing your buds. Jars or a dedicated bell would be the way to go.
 
M

medi-useA

I recently posted this..
I've got a giant vac bag mysefl...but have yet to harvest ENOUGH to make it worthwhile to me...but when I get to the stage of having excess, I have an option!
It does, however, compact the buds a bit...one way to counter th@is to pile buds into a box the right length and width to fit easily into the bag..measure how deep they are...remove buds and cut box height to level just above the budlevel.
refill now traylike box with buds and slide box into vacbag...apply vacume cleaner...
The rigidity of the box will hold up to the vacume bag and retain some air so the buds don't compact as much...the amount varies according to how you cut the box....make sure there are air holes in the sides of the box too.
elsewhere...I thought it might save the buds from crushing...even if I put a few 'support ribs' across the box.

I've never done this with pot...but I have with dried lavender flowers...they did not crush.
Opinions?:)

Or the opposite...putting the weed in a pressurizable container and pump in air or co2 to a set pressure to slow the drying process..venting and repressurizing to keep humidity down.
muA
 
L

LolaGal

Foodsaver makes a vacuum sealer attachment for $10. With it you can seal as many Mason jars as you have lids for. Problem solved. works great.

Buds are fresh as a daisy when you pop the vacuum on the jar.

cure is just as good as regular cure, just cures quicker. It has no affect on quality though.
 

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