By Steve Elliott
Freshly cured cannabis flowers are often favored to the ones that have been sitting on the shelf awhile. But does marijuana really have an expiration date?
Time does impact cannabis’ freshness and quality, according to experts, degrading the flowers’ taste and smell. This is because the aromatic flavonoids and terpenes in cannabis are among the most delicate molecules. The cannabinoids themselves also degrade, but at a slower rate.
“Dried flower generally has quite a long shelf life, but after about a year, it starts to lose its smell,” said cannabis expert Adam Greenblatt of Canopy Growth, according to Global News. “The THC doesn’t degrade as quickly, but the subjective quality of it starts to degrade, so we use about a year as a rule of thumb.”
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