Mould During Curing

lexluth0r

Member
I have been curing for the past 2 weeks and opening the jar a few times a day, but went away fishing for a couple of days and when I returned noticed a mouldy smell in the jar, I immediately spread all the weed onto a tray with paper and going to leave until its bone dry, I am unable to see any mould just smell it in the jar, the weed looks/smells okay and gets you fuck%d. Would this be okay to smoke and once its completely dried should I just cure again or isn't there any point, I am a novice and this is my first grow so sorry if this sounds stupid.

Cheers
 

Hobbes

Well-Known Member
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If its just a bit of mould bake at 106C for an hour, it will kill some mould and cure the bud.

If it's a lot of mould (which you don't see) then extract the resin with a non-polar or ice water extraction.

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What You Should Know About Moldy Marijuana
Unknown Author



It was recently reveled that police investigating Michael Jackson’s death had mistaken moldy marijuana for “tar heroin” following the pop stars death. While the moldy weed played no part in the investigation or Jackson’s death, it does bring up an often overlooked problem that faces almost every marijuana user, grower or distributor: Mold.

Anyone who has smoked marijuana more than a couple times has most likely inhaled mold spores from marijuana. That may sound alarming, however its important to remember that you are likely to inhale the same or similar mold spores while taking a walk in the park. The most common type of mold, Aspergillus, occurs naturally in almost everything in nature.

Most mold spores will have little effect on people with normal immune systems. If the mold is bad enough to cause problems, effects are usually respiratory breathing problems and flu like symptoms such as coughing, diarrhea and vomiting but can be more severe in people with other health conditions and/or a poor immune systems.

Causes of Mold on Marijuana

Mold issues in marijuana are almost always due to moisture lock. If marijuana is packaged or cured in air-tight containers while there is still a lot of moisture in the buds, it creates a perfect environment for mold to thrive in. While most growers and distributors take extra precautions in preventing mold, some will actually add moisture to properly dried marijuana in order to artificially increases the weight to increase profits.

In researching this article, I found some people will even bury their stash in hopes of encouraging a certain type of mold that is said to increase the potency of marijuana. This trend is highly discouraged due to the fact that it’s almost impossible to isolate that specific mold strain from other mold strains that will degrade and destroy the THC (active ingredient) in marijuana.

Identifying mold on marijuana

You can identify mold by looking closely for black spots, dark green spots, white/grayish stringy matter or other unusual coloring. The mold will also noticeably effect the smell of the marijuana, turning it a more musty and unpleasant smell. Mold spores sometimes resemble the crystal looking trichomes that naturally occur on marijuana which can cause some novice users to mistake signs of mold for characteristics of higher grade marijuana. The best way to identify mold on marijuana is to view it under a black light. Mold spores will appear a distinctive green hue when put under a black light.



Preventing / Treating mold on marijuana

Mold needs at least 15% moisture to survive, so the best way to prevent mold is to keep all harvested marijuana in the ideal 10%-15% moisture content level. Growers should always allow enough time for freshly cut plants to dry in a dark ventilated area. Marijuana being cured in jars should be opened every 12 to 24 hours to allow proper air flow. Always be careful when attempting to re-hydrate over-dried buds by adding orange peels or water because it’s very easy to add too much moisture and fruit peels are an easy breeding ground for mold.

It’s always advisable to not smoke marijuana with mold, however those that are willing to take the risk are advised to bake their marijuana in a oven on 300 degrees for 15 minutes to eliminate some common forms of mold. While on the subject of baking marijuana, it is important to note that most mold is far more dangerous when ingested than inhaled, which means you should be extra careful of mold when putting marijuana into edible treats. Filtering smoke through a water pipe or bong does not prevent you from inhaling mold, although some sources say it can help reduce about 15% of the mold.

Although the exact moisture content is impossible to tell, by learning what to look for, consumers can prevent purchasing moldy marijuana and determine whether questionable buds should be smoked or thrown out. As marijuana becomes a more accepted form of medicine for seriously ill patients, mold education becomes even more important for care givers and government regulators to insure patients are protected due to them being more susceptible to the effects of mold than average recreational users.



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lexluth0r

Member
Thanks for the info, I noticed there are some white bits which look like crystals but a bit larger so suspect they could be the mould, am lucky there is not much so will take the advice and bake for an hour. Cheers Dude
 

lexluth0r

Member
I decided to bake for about 20 mins as the house stunk and its completely dry now, it just breaks away with your finger dry. I noticed the smell has gone, is there anyway I can get it back?
 
So, you want to aim for 10-15% moisture, it's hard to gauge that, if you weighed wet, then waited until it lost 85% of the weight, wouldn't that mean there's 15% left, or it doesn't work like that?
 

Hobbes

Well-Known Member
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As YepYep said - remoistening will start the buds giving off odor again, as the new water evaporates and takes terpins and chlorophyl with it. There are still a lot of terpins in the bud, we don't smell them as much because the bud is dry - some of the terpins were baked out but it's not as bad as a water cure. When you vaporize or smoke you should get a nice smooth taste. A decent cure, good potency.

I bake my bud to almost zero moisture content - a 100 gram sample baked to 22 grams in 60 minutes at 106 celcius.

I (hang / bag / jar) to about 25% of cut weight, but I vaporize and never roll to smoke.

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of course it does not work like that unless it was a cup of water with out the cup. thc has mass and plant matter has mass .think as it this way , if there was no moisture in the bud (zero percent) it would be weightless thus weighing less than air and be floating of your god damn scale
So, you want to aim for 10-15% moisture, it's hard to gauge that, if you weighed wet, then waited until it lost 85% of the weight, wouldn't that mean there's 15% left, or it doesn't work like that?
 

GanjaGod420000

Well-Known Member
I always hang mine for a week and a half after I cut it and manicure it, then I put it into all my jars and burp them everyday for an hour or two, and repeat that burping everyday for about two to three weeks, and if Im not there to do it, I make damn sure someone is to burp them for me, usually my dear wife... Mold sucks, and worse, it is perdy bad for ya. With my asthma and allergies, I haveta be cautious of this. I prefer edibles, anyways... So, Idk how exactly moled would affect the herb in a canna-butter making theme... I cant imagine it'd still be good for the body, but itz worth a shot instead of dumping it, as Ive sadly seen alot of friends do with wicked stashes that got moldy.... I do weigh all of mine wet and usually end up at about 15-20% of what I originally weighed wet, so I do love doing that... It gives a damn accurate determination of your actual yield weight...
 

Guitar Man

Well-Known Member
I don't understand the 300 degree bake in an oven for 15 minutes to take care of the mold. If I light up a bud with FIRE, the heat from that is much higher than 300 degrees.

Let's face it, most of us have and will smoke buds with mold in them. Curing weed is a process that isn't full proof against aquiring some mold, and there is no way growers can check every single bud to make sure mold isn't hiding inside.
 

Guitar Man

Well-Known Member
I did read something about the microwave blast.

I did find a little mold on some of my buds that were curing, but I caught the problem before serious damage was done. After going over every bud with a magnifying glass and a black-light for about a week now, no sign of any mold. Out of 8 jars, only 1 bud had mold internally (probably the fucker that started this mess). Everything else I found was only on the leaf material that was on the surface, and I carefully removed the contaminated shit.

Total loss was about 1-2 grams, so keeping an eye on the cure was sooooooooo important. I do put buds in my jars when they are a "little" damp because I like the slow cure, but this time I went a bit too far between burping.
 
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