Buying, choosing and visiting,
in plain words.
Guides from the Green Diamond at Khaosan team for Bangkok customers. Every guide ends with its sources. No online ordering: questions go to us on LINE or WhatsApp.
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10 of 10 guides
How to buy cannabis legally in Bangkok in 2026
Thai rules have changed quickly. This is the path that keeps you inside the law: a prescription, a licensed shop and no online orders.
- 01What the rules say now
- 02Get a prescription first
- 03Buy only from a licensed shop
- 04Why there is no online checkout
- 05Before you go
Indica, sativa or effects: how to choose
The label on a jar tells you less than you might think. Here is how to pick a product by the effect you want, the flavour you like and the dose you can handle.
Terpenes 101
Terpenes are the aromatic compounds that make one product smell of mango and another of pine. Here are the ones you will see on menus, and what the science does and does not yet show.
Is weed legal in Bangkok in 2026?
Yes, but only in a narrow way. Cannabis is sold through licensed shops on a prescription, and the rules are tighter than the headlines suggest.
First time in a Bangkok dispensary: what to expect
A calm visit comes down to three things: paperwork, a clear conversation and a proper receipt. Here is how a typical visit runs, from the door to the counter.
Edibles: start low, go slow
Edibles hit differently. They take longer to start, last longer and are easy to overdo. A simple plan keeps a long evening enjoyable.
Thai cannabis etiquette and where you can smoke
Good manners go a long way in Thailand. Here is how to behave around cannabis, what is generally allowed and where to ask before you light up.
Strain names decoded
Names like Gelato, Purple Haze and Blue Dream sound precise. Most are marketing shorthand. Here is what a name can and cannot tell you.
How to read THC and CBD numbers
A pack that says 22% THC looks simple. It is not. Here is how to turn those percentages into milligrams, and what the numbers do not tell you.
Bangkok neighbourhood guide for cannabis visitors
Bangkok is big and the traffic is worse than the map says. Pick a base near transport, plan around your shop visit and keep the rest of the day easy.