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How to Store Your Cannabis Flower Like a Pro

Preserving cannabinoids and terpenes from degradation and mold

By Litmosphere Education Team
4 min read
Published 2026-06-20

Proper storage protects your investment. Learn how to control light, temperature, and relative humidity to keep your NY craft flower fresh and aromatic.

Key Educational Takeaways

  • Keep your cannabis between 59% and 63% relative humidity to preserve trichomes.
  • Store flower in dark, airtight glass jars, never in plastic sandwich bags.
  • Avoid high temperatures and moisture-rich environments like bathrooms.
  • Do not freeze your cannabis flower, as cold temperatures degrade active glands.

You have visited Litmosphere at 1649 Columbia Turnpike and carefully selected a premium, terpene-rich jar of NY craft flower. Now, your job is to preserve that living chemistry. Improper storage causes rapid degradation of cannabinoids and essential terpenes, turning a flavorful, relaxing flower into a dry, harsh, and ineffective product.

The four primary enemies of cannabis are light, temperature, oxygen, and moisture. Ultraviolet (UV) light is the single largest driver of cannabinoid breakdown. When UV light hits the flower, it converts active THC into CBN, causing the flower to lose its psychoactive punch and make you incredibly drowsy. To prevent this, always store your flower in dark, amber-tinted, or opaque glass jars rather than clear containers.

Relative humidity (RH) must be kept in a tight sweet spot: between 59% and 63%. If the environment is too dry, the fragile trichome heads will become brittle and break off, drying out the terpenes and ruining the aroma. If the environment is too wet (above 65% RH), you create a breeding ground for mold and mildew. We highly recommend adding a small, specialized two-way humidity control packet (like Boveda or Integra Boost) directly into your glass storage jars.

Finally, control your temperature. Keep your jars in a cool, dark cabinet or drawer below 70°F. High heat causes terpenes to evaporate and speeds up decarboxylation. Conversely, never store your cannabis in a home refrigerator or freezer. The constant temperature fluctuations draw out internal moisture, and the extreme cold makes the trichome glands highly brittle, causing them to break off like tiny icicles. Protect your flower, and it will protect your atmosphere.

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Litmosphere is an educational and OCM compliant retail organization. The contents of this library are for educational and consumer informational purposes only, and must not be treated as medical or therapeutic advice. Talk with your doctor about your health, and talk with our team about our certified products.