How many grams are in an eighth of cannabis?

An eighth is one-eighth of an ounce. Mathematically that is about 3.54 grams, and dispensaries, including in DC, sell it as a 3.5 gram package.

How many grams are in a quarter, a half and an ounce?

A quarter ounce is about 7.09 grams and is usually sold as 7 grams. A half ounce is about 14.17 grams, usually sold as 14 grams. A full ounce is 28.35 grams, usually rounded to 28 grams.

How much flower can a DC medical patient buy?

DC law caps dispensing at 8 ounces of dried medical cannabis per patient in a 30-day period. Eight ounces is about 226.8 grams, which equals 64 eighths. ABCA rules also set a 240 gram limit on concentrates for patients 21 and older and a combined 600,000 mg THC limit on products in any form within the same window.

What package sizes does Wishing Wellness carry?

As of Oct 9, 2026, our flower menu lists 1 gram and 3.5 gram jars plus a 7 gram pouch of pre-ground flower, and pre-rolls from 0.35 gram multi-packs to 2 gram singles. We do not currently list half-ounce or ounce flower packages. Inventory changes often, so check the live menu.

Do pre-rolls count by weight too?

Pre-roll packages list their net weight, such as a single 1 gram pre-roll or a 3-pack of 0.7 gram pre-rolls for 2.1 grams total. Ask our team how a specific purchase is recorded against your 30-day limit.

Cannabis Flower Weights Explained: Grams, Eighths, Quarters, Halves and Ounces

Cannabis flower weights explained: how many grams are in an eighth, quarter, half and ounce, plus how DC's 8 oz per 30 days limit converts to grams.