If you’re new to the world of marijuana, understanding the measurements and terminology can be overwhelming. One of the most common questions people have is how many grams are in an 1/8th of marijuana.

If you’re short on time, here’s a quick answer to your question: An 1/8th of marijuana is equal to 3.5 grams.

In this article, we’ll go over the different measurements used in the marijuana industry, explain what an 1/8th is, and provide some helpful tips for buying and using marijuana.

Understanding Marijuana Measurements

Whether you are a new or experienced cannabis user, understanding marijuana measurements is essential. If you have ever purchased marijuana from a dispensary or dealer, you might have seen different measurements used to describe the quantity of marijuana. In this article, we will explore the most common measurements used to describe marijuana, why there are different measurements, and how you can convert between them.

Why are there different marijuana measurements?

There are different marijuana measurements because different people use different units of measurement. In the United States, marijuana is typically measured in ounces, grams, and eighths. However, in other parts of the world, marijuana is measured in different units. For example, in Europe, marijuana is often measured in grams and kilos.

What are the most common measurements used?

The most common measurements used to describe marijuana are ounces, grams, and eighths. An ounce is the largest unit of measurement and is equal to 28 grams. A gram is the smallest unit of measurement and is often used to describe the quantity of marijuana you would use for a single joint. An eighth is equal to 3.5 grams and is a popular measurement used by dispensaries and dealers.

Measurement Quantity
Ounce 28 grams
Eighth 3.5 grams
Gram 1 gram

How do I convert between different measurements?

Converting between different marijuana measurements is easy once you understand the basic conversion rates. Here are the most common conversion rates:

  • 1 ounce = 28 grams
  • 1 eighth = 3.5 grams
  • 1 gram = 1,000 milligrams

For example, if you want to know how many eighths are in an ounce, you would divide 28 by 3.5, which equals 8. So, there are 8 eighths in an ounce of marijuana. Similarly, if you want to know how many milligrams are in a gram, you would multiply 1 gram by 1,000, which equals 1,000 milligrams.

Understanding marijuana measurements is crucial for any cannabis user. Whether you are purchasing marijuana from a dispensary or dealer, or using it for medical purposes, knowing how to measure your cannabis accurately is essential for achieving the desired effects and avoiding overconsumption.

What is an 1/8th of Marijuana?

When it comes to buying and consuming marijuana, understanding the measurements is essential to ensure that you get the right amount for your needs. One common measurement that you might come across is an 1/8th of marijuana. But what exactly does this mean?

An 1/8th of marijuana refers to one-eighth of an ounce, which is equivalent to 3.5 grams. This is a popular measurement for both medical and recreational use, as it provides enough for several uses without being too much.

If you’re wondering how many joints you can make with an 1/8th of marijuana, the answer can vary depending on how much you typically use per joint. On average, you can expect to make around 7-10 joints with an 1/8th, but this can differ depending on your personal preferences.

When it comes to how long an 1/8th of marijuana can last, this can also depend on how much you typically use. However, on average, an 1/8th can last anywhere from a few days to a couple of weeks.

It’s important to note that the potency of the marijuana you use can also affect how long an 1/8th will last. If you’re using a strain with a higher THC content, you may need to use less to achieve the desired effects, which can make your 1/8th last longer.

Measurement Grams
1/8th 3.5g
1/4th 7g
1/2 14g
1 ounce 28g

It’s also helpful to understand the other common marijuana measurements to ensure that you’re getting the right amount for your needs. Here’s a quick rundown:

  • 1/4th of marijuana (also known as a “quad”) is equivalent to 7 grams
  • 1/2 of marijuana (also known as a “half”) is equivalent to 14 grams
  • 1 ounce of marijuana is equivalent to 28 grams

By understanding these measurements, you can make more informed choices when buying and using marijuana, and ensure that you’re getting the right amount for your needs.

For more information on marijuana measurements and other cannabis-related topics, check out Leafly.com.

Tips for Buying and Using Marijuana

  • How to choose a reputable dispensary: With the increasing legalization of marijuana, there are now more options than ever for purchasing it. However, not all dispensaries are created equal. It’s important to do your research and choose a reputable dispensary that sells high-quality products. Look for dispensaries that are licensed, have a knowledgeable staff, and offer a variety of strains and products.
  • How to store your marijuana: Proper storage is important to maintain the potency and freshness of your marijuana. Store your marijuana in an airtight container in a cool, dark place. Avoid storing it in direct sunlight or in a place with fluctuating temperatures. If you want to extend the shelf life of your marijuana, you can also store it in the freezer.
  • How to measure your marijuana accurately: Marijuana is typically sold in fractions of an ounce, with the most common being an 1/8th of an ounce (3.5 grams). It’s important to have an accurate scale to measure your marijuana, as eye-balling it can lead to inaccurate measurements. You can also use measuring spoons or cups to measure out smaller amounts. It’s important to note that different strains and forms of marijuana can have varying densities, so the same volume of two different strains may not weigh the same.

By following these tips, you can ensure that you are purchasing high-quality marijuana and using it correctly. Remember to always start with small doses and work your way up to find the right dosage for you.

If you need more information about marijuana measurements, you can visit Leafly, a reputable website that provides comprehensive information about marijuana.


Understanding the different measurements used in the marijuana industry can seem overwhelming, but it’s an important part of being a responsible and informed consumer.

Now that you know how many grams are in an 1/8th of marijuana, you can confidently navigate the world of marijuana and make informed decisions about your purchases.

Remember to always buy from a reputable dispensary, store your marijuana properly, and use accurate measurements to ensure a safe and enjoyable experience.

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