How to Vape Dry Herb: The Complete UK Guide
Vaping dry herb — also called dry herb vaporising or "heat-not-burn" — is the cleanest, most efficient way to enjoy whole flower. Instead of setting your herb on fire, a dry herb vaporiser gently heats it to the point where the active compounds turn to vapour, but never high enough to burn. You get the flavour and the effect, without the smoke, the tar, or the smell of combustion.
This guide covers what dry herb vaping is, how it works, how to choose a vaporiser, and how to get a great session every time — written for UK users, in plain English.
What does "vape for dry herb" mean?
A dry herb vaporiser heats ground flower (not oil, not concentrate — actual plant material) to roughly 180–210°C. At that temperature the cannabinoids and terpenes evaporate into an inhalable vapour while the herb itself only toasts, never combusts. Combustion (smoking) happens above ~230°C and produces tar, carbon monoxide and other by-products. Vaporising stays below that line — which is exactly why UK medical cannabis patients are required to vaporise rather than smoke their prescription.
Three things make dry herb vaping different from smoking: it's more efficient (you use less flower for the same effect), it's far more discreet (minimal smell, no lingering smoke), and it tastes cleaner because you're tasting terpenes rather than burnt plant matter.
How a dry herb vaporiser works
There are two ways a vaporiser delivers heat:
- Conduction — the herb sits directly against a hot surface, like a pan. Fast, but it heats unevenly, can scorch the flower, and the chamber needs regular cleaning.
- Convection — hot air passes through the herb, like a fan oven. More even extraction, better flavour, and far less residue.
The Omura range (S1, X1 and X1E) uses convection. A proprietary heat curve raises the temperature gradually over the course of a session to draw out maximum flavour early and maximum potency later — independent lab testing (SC Labs, California) measured up to 99% extraction of available terpenes and cannabinoids. The X-series offers two heat-curve settings: one optimised for taste, one for potency.
The bit nobody warns you about: grinding, packing and cleaning
Most dry herb vaporisers ask you to grind your flower, pack it into a chamber by hand, and then — crucially — clean that chamber regularly. Resin builds up, airflow clogs, flavour degrades. It's the single most common reason people stop using their vaporiser.
Omura takes a different approach. The flower goes inside a Flowerstick™ — a slim, biodegradable paper sleeve that holds 0.125g of ground flower. You fill the Flowerstick™ at home with the Omura Home Fill System, then drop the loaded stick into the device. Because the flower stays sealed inside the paper, nothing but paper ever touches the heating chamber. The vaporiser never needs cleaning. Ever.
It's a genuinely different ritual: prep your sticks once, then every session is grab-insert-vape, with no grinder at the point of use, no packing, and no mess to clean up afterwards.
How to choose a dry herb vaporiser
Be honest about how you'll actually use it. A few questions worth asking:
- How much maintenance will you really do? If the answer is "as little as possible," a sealed-consumable system like Omura removes cleaning from the equation entirely.
- Do you value dose consistency? Pre-measured 0.125g Flowersticks™ make every session repeatable — useful for newcomers and essential for medical users.
- Discretion? Convection + sealed flower means minimal odour and no smoke.
- On the go vs at home? The portable S1 and X1 are pocket-sized; the X1E is the latest model in the range.
If maximum configurability (manual temperature dialling, big loose-pack chambers) is your priority, a traditional conduction or convection vape may suit you — at the cost of cleaning and prep. If you want the simplest possible clean, consistent, discreet session, that's the gap Omura is built for.
How to vape dry herb with an Omura — step by step
- Fill your Flowersticks™. Grind your flower and load each Flowerstick™ with about 0.125g using the Omura Home Fill System, which packs a batch in one go.
- Insert a filled Flowerstick™ into your Omura S1, X1 or X1E.
- The device starts a three-minute session automatically, holding the flower at the optimum temperature along the heat curve.
- Inhale gently. A single Flowerstick™ typically gives 8–12 pulls.
- Remove and discard the spent stick when the session ends — the paper is FSC-certified and compostable. The device is instantly ready for the next one.
That's the whole routine. No cool-down scraping, no isopropyl swabs, no clogged airflow.
Temperature and getting the most from your flower
Different compounds release at different temperatures, so a single fixed temperature always leaves something behind. The Omura heat curve solves this by sweeping through the full range automatically within each three-minute session. It starts at approximately 160°C — extremely low, to gently activate the delicate terpenes first — and finishes at around 220°C, the point at which heavier compounds such as THCV bubble off. Extracting everything between those two temperatures is how the Omura system reaches up to 99% extraction of the flower's active compounds (independently measured by SC Labs, California). The X-series adds two curve settings — one weighted toward taste, one toward potency — so you get the benefit without ever dialling in a temperature yourself. If you want a stronger experience, simply have a second Flowerstick™ — much as you'd pour a second drink.
Frequently asked questions
Is vaping dry herb better than smoking?
For most users, yes on the measures that matter: vaporising avoids combustion, so you're not inhaling tar or carbon monoxide, you use less flower for the same effect, and there's far less smell. It's also the legally required method for UK medical cannabis patients.
Do I need to grind my flower to vape it?
Yes — ground flower vaporises evenly. With Omura you grind once when filling your Flowersticks™ with the Home Fill System; there's no grinding at the point of use.
Do dry herb vaporisers smell?
Far less than smoking. Thanks to its advanced convection system and sealed Flowerstick™, the Omura produces almost no visible vapour and almost no odour — one of the main reasons people choose it for discretion.
How often do I need to clean a dry herb vaporiser?
For most devices, every few weeks at least. For the Omura S1, X1 and X1E: never — the Flowerstick™ keeps flower from ever touching the chamber.
How much flower does one session use?
Each Omura Flowerstick™ holds 0.125g — enough for a single three-minute session of roughly 8–12 pulls.
Ready to try the simplest way to vape dry herb? Explore the Omura Series X and Flowersticks™.