Community | September 05, 2009 | 28 comments

What you should know about mold issues on marijuana

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copperdragon
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 people 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 its very easy to add too much moisture and fruit peels are an easy breeding ground for mold.

Its 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>>>
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28 comments // What you should know about mold issues on marijuana

  • PressCore
    • 0
      PressCore  
    • Image
    • Bravo. Without any hint of sarcasm, this truely IS a legitimate
      public need to know/public health story. And therefore, legitimate
      news. None of those TV Corporation powderpuffs reading their
      scripts & teleprompters will ever be handed important matters
      like this to relay. But then that's why we at Current.com made
      those irrelevant TV pissants obsolete. TV was never as good
      as newspapers, and never as uncensorable as the internet.

    • 1 year ago
  • cdltnla
    • 0
      cdltnla  
    • I am highly allergic to mold- to the point of being sent to the ER repeatedly when exposed to it. Way back when I used to smoke weed, my sensitivity to it became more and more severe as weed got stickier and furrier and just more intense than ever. I ended up having two serious experiences with breathing issues after smoking a couple times. I felt like I couldn't breathe at all and it was just different. I always wondered if there was mold in sticky weed. I'm glad I found this post. It makes 100% sense. I mean, plants in a garden get mold on the leaves, why wouldn't buds?
      Great article- good warning.

    • 1 year ago
  • Veronica_Wheat
  • Veronica_Wheat
  • EmperorThan
    • 0
      EmperorThan  
    • "If the mold is bad enough to cause problems, effects are usually respiratory breathing problems and flu like symptoms such as coughing"

      Yeah you know what else causes those symptoms? SMOKING, morons.

      Btw last time I checked doesn't burning the mold spores in a flame when smoking the marijuana void this entire argument?

      Cus you're not just INHALING MARIJUANA straight into your lungs, you're inhaling the smoke of 'thoroughly cooked' marijuana into your lungs. I don't think people realize how hot a simple lighter flame gets.

      I call propaganda bullshit. And no I don't smoke weed. haha

    • 2 years ago
  • divinorum
    • 0
      divinorum  
    • I didn't even know it got moldy, and I've left buds forgotten in the drawer for up to 9 months, and usually it dries out before it gets moldy. I'f be pretty fascinated if I actually found mold, like the first time I saw caterpillars munching on my brothers plants, they had a blast... till we removed them.
      But Thanks!

    • 2 years ago
  • bailey78
  • shanklinmike
    • 0
      shanklinmike  
    • but the government says you can't......

      haha

      It still kills me how many blind followers this government has....and how much better this world could be with a little more Liberty and Freedom.

    • 2 years ago
  • DeliaTheArtist
    • 0
      DeliaTheArtist  
    • Cool copperdragon, I like how you took something that was in the news - MJ - and turned it into a different and interesting post. I haven't had mold problems myself (I probably don't let it sit around long enough to develop, hehe) but now I know how to avoid it! Very informative post!

    • 2 years ago
  • medHead
  • munzik
  • cdltnla
  • bombastinator
    • +1
      bombastinator  
    • Adding one of those water absorbing packets you get in various products might not hurt either. Might take things down below the 10% minimum. Smoke shops sell humidor gauges for cigars that could be used.

    • 2 years ago
  • onemalefla
  • DeliaTheArtist
  • cdltnla
  • echelgreen
    • +1
      echelgreen  
    • Mold can appear on bud way before it's time to smoke. I have been an avid grower for over 6 years now and have only come across it once. The buds the mold appeared on were incredibly dense and should have been cut up into much smaller chunks for the initial drying phase. The mold did not appear on the outside, but on the very interior of the buds. So if the strains you grow tend to be very dense, then take the extra precaution of chopping up the colas before hanging to dry.

    • 2 years ago
  • twoon
  • onemalefla
  • lapedro
    • 0
      lapedro  
    • onemalefla:

      He's telling you how to differentiate two things. Obviously he has to have seen proper herb if he is telling you how to tell it apart from moldy herb. If he has only ever seen low quality/moldy herb, then he would most likely be telling you to look for dark spots and white/grayish stringy matter when trying to identify the dank.

    • 2 years ago
  • hunzedog
  • bailey78
  • krush_productions
  • cdltnla
  • funnicus
  • funnicus
  • trut
  • PressCore
    • 0
      PressCore  
    • trut:

      Yeah ? That idea sounds fascinating. Can you think of a good website source that could give me pointers on how to accomplish that objective ? I'll be emigrating to the U.K. of the Netherlands where any form of Cannabis is
      legal in ltd. amounts. Holland has the most advanced
      medical establishment of any country in the World, so it's not surprising they recognize hollistic and direct herbal medicine there. Stoned to the bone, main.

    • 2 years ago
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