How Long Does Cannabis Flower Last?

Find out how long cannabis flowers last and the different stages of the flowering process.

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Shelf Life of Cannabis Flower

The shelf life of cannabis flower is determined by a number of factors. The most important factor is the storage conditions of the flower. Cannabis flower that is properly stored can last for up to two years. The second most important factor is the strain of the flower. Some strains of cannabis flower are more resilient than others and can last for a longer period of time.

Factors That Determine the Shelf Life of Cannabis Flower

Storage is the primary factor that determines the shelf life of cannabis flower. The rule of thumb is that cannabis will retain its potency for up to one year if it’s stored properly. Several factors can influence the rate at which cannabis degrades, including:
-Light exposure

It’s important to store cannabis in a cool, dark and dry place to maximise its shelf life. One way to do this is to use a storage jar with an airtight lid. Another option is to store cannabis in a vacuum-sealed bag. If you live in a humid climate, it’s also a good idea to invest in a hygrometer and keep an eye on the humidity level inside your storage container.

Cannabis flower will begin to degrade as soon as it’s harvested, so it’s important to consume it within a few months of purchase if you want to enjoy the full potency of the buds. If you have any leftover flower that you want to save for later, it’s best to store it in small quantities so that you can use it up before it starts to lose its potency.

How to Prolong the Shelf Life of Cannabis Flower

When stored properly, cannabis flower can last for several months without losing its potency or flavor. But how long does cannabis flower last, and what’s the best way to store it?

Cannabis flower begins to degrade as soon as it’s harvested. The THC starts to break down, and the terpenes that give cannabis its unique flavor and aroma begin to evaporate. But if you store your cannabis properly, you can slow down this degradation process and keep your weed fresh for months.

Here are some tips for prolonging the shelf life of your cannabis flower:

-Store your cannabis in a cool, dark place. Heat, light, and air exposure will all accelerate the degradation of THC and terpenes.
-Use an airtight container. A mason jar or other glass container with a tight-fitting lid is ideal. You could also use a vacuum-sealed bag.
-Don’t store your cannabis in the fridge or freezer. These are both too cold for long-term storage and can cause condensation that will acceleratedegradation.
-If possible, store your cannabis at a constant temperature between 68°F and 77°F (20°C and 25°C). Changes in temperature will also speed up degradation.
-Check on your cannabis regularly and use it before it starts to lose its potency or flavor.

Storage of Cannabis Flower

Cannabis flower can last anywhere from a few days to a few years, depending on how it is stored. If you properly store your cannabis flower, it can retain its THC levels and potency for a long time. There are a few different storage methods for cannabis flower, and each has its own pros and cons. Let’s take a look at a few of the most popular methods.


Cannabis flower is ideal for storage at temperatures between 60-70 degrees Fahrenheit. The lower the temperature, the more slowly the flower will degrade, but if the temperature gets too low, the trichomes could become brittle and break off of the buds. If the temperature gets too high, the terpenes could evaporate, changing both the smell and taste of the cannabis.


Cannabis flower will degrade in quality if exposed to too much or too little humidity. For long-term storage, it’s best to keep your flower in an airtight container with a humidity-control packet. You can find these at most head shops or online retailers. For short-term storage, keeping your cannabis in a moisture-sealed baggie with a tiny amount of water can help maintain its freshness.


Cannabis flower that is properly trimmed and cured can last for many months, especially if it is stored in an airtight, dark container. However, the average shelf life for most cannabis strains is 3-6 months. The terpenes in cannabis (the molecules responsible for its smell and flavor) begin to deteriorate as soon as the plant is harvested, and this process accelerates as the flower is exposed to light, heat, or oxygen. As a result, old or poorly stored cannabis will not taste or smell as potent as it once did.

Because of this, it is important to take steps to preserve the quality of your cannabis flower for as long as possible. Here are some tips for storing your cannabis:

-Store your cannabis in an airtight, dark container. Glass jars with tight-fitting lids are ideal.
-Avoid exposing your Cannabis to light, heat or oxygen.
-For long-term storage (more than a few months), consider freezing your Cannabis. This will help preserve its potency and flavor.
-If you notice that your Cannabis has lost its smell or flavor, it is probably past its prime and should be used sooner rather than later.


Good airflow is key to preventing your flower from degrading too quickly. Make sure your cannabis is stored in a glass jar with a tight-fitting lid. If you can see through the jar, that’s even better. The goal is to allow just enough airflow so the buds don’t get too moist and start to mildew, but not so much that they dry out and become brittle. Check on your flowers every few days, opening the jar for a few seconds to let in fresh air if needed.

Signs of Cannabis Flower That Has Gone Bad

If you’re a cannabis lover, you know that fresh flower is the best. But sometimes, you might end up with some that’s not so fresh. Here are some signs that your cannabis flower has gone bad.


Cannabis flower that is fresh and properly cured will be a vibrant green color. As cannabis flower ages, it will begin to lose its color and become more of a brownish-green. When cannabis has gone bad, the color will be brown or even black.


When it comes to testing the quality of your cannabis, your nose knows best. Bad weed usually smells like hay, while good weed gives off a distinctively dank and fruity aroma. If your weed smells like any of the following, it has probably gone bad:



When cannabis flower goes bad, it will often have a harsh, unpleasant taste that is very different from the typical “grassy” taste of fresh weed. This is because the terpenes that give cannabis its distinct flavor profile break down and degrade over time. If your weed tastes like hay, cardboard, or nothing at all, it is probably past its prime and not worth smoking.


When you first open up a new package of weed, you’ll immediately notice how fresh and green it looks. But as time goes on, that vibrant color will start to fade. If you see any browning or yellowing of the buds, it’s a sign that your cannabis is starting to go bad.

The texture of the buds will also change as they start to dry out. When they’re fresh, the buds should be firm but not crunchy. As they begin to lose their moisture, they will become brittle and break apart easily.

You may also notice that the trichomes, the tiny crystals that cover the surface of the buds, will start to fall off. This is another sign that your weed is no longer at its peak potency.

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