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POTENCY

Ranked by the certificate, not the claim.

Ranked by lab-reported THC across 2730 tested products: the strongest flower on the Cannalab47 shelf reports 39.79%, and the strongest vape cartridge 97.42%. Concentrates and infused pre-rolls test highest overall. Every figure below comes from that batch’s own certificate.

Every figure on this page is the THC result printed on that batch’s certificate of analysis, not a marketing claim and not a category average. The table is rebuilt whenever the catalogue is published, so it reflects what is actually on the shelf rather than what was strongest last season.

Strongest is not the same as best, and it is a poor way to choose. Potency sets a ceiling; the terpene profile decides the experience. If you are new to any of these formats, read the dosing guide first — the products below are the least forgiving on the shelf.

What is the strongest flower you sell?

ProductProducerLab-reported THCSizePrice
BLACK - Snoop Dogg OGSmoakland39.79%14 g$69.99
Black - Spiderman OGSmoakland39.32%14 g$69.99
Spiderman OG (I) - 14g BlackSmoakland39.32%14 g$69.99
BLACK - Bang BangSmoakland39.25%14 g$69.99
Black - Royal CookiesSmoakland38.80%14 g$69.99

What is the strongest pre-roll you sell?

ProductProducerLab-reported THCSizePrice
Gift Super Jay - Magic Dragon Infused Pre-rollSmoakland56.24%0.5 g$3
Penny Super Jay - Magic Dragon Infused Pre-rollSmoakland56.24%0.5 g$3
Super Jay - Magic Dragon Infused Pre-rollSmoakland56.24%0.5 g$5
5pk - Bazookazo (IH) - 3.75g - Holy WaterHoly Water55.30%5pk$47
Super Jay - Lemon Diesel Infused Pre-rollSmoakland54.16%0.5 g$5

What is the strongest vape you sell?

ProductProducerLab-reported THCSizePrice
Faderz Cartridge - SlurricaneSmoakland97.42%1 g$19
Faderz - GMOSmoakland96.01%1 g$19
Faderz - BiscottiSmoakland95.73%1 g$19
Pink Lemon [1000mg]Jeeter95.42%1000 mg$60
Faderz Cartridge - RS11Smoakland95.27%1 g$19

What is the strongest concentrate you sell?

ProductProducerLab-reported THCSizePrice
Crumblz - Bubblegum KushSmoakland94.03%1 g$19
Shatterz - DosilatoSmoakland93.78%1 g$19
Crumblz - Pineapple JackSmoakland93.30%1 g$19
Shatterz - CandylandSmoakland92.68%1 g$19
Sugah Slush - Wedding CakeSierra Hills90.62%1 g$19

Why do concentrates and vapes test so much higher?

Because they are the resin without the plant. Flower is a whole botanical product and the cannabinoids are a fraction of its weight; an extract has had almost everything else removed, so the same compound is a much larger share of what is left. A 90% concentrate is not thirty times a 30% flower in effect — it is a different amount of material used differently.

Why are infused pre-rolls higher than the flower in them?

Because concentrate has been added to the flower. An infused pre-roll can test roughly double an ordinary one, and the figure on the pack covers the whole thing. Treat one as a different product rather than a stronger version of the same — see flower versus pre-rolls.

Should I buy the strongest thing on the list?

Probably not, and certainly not first. Two batches testing within a point of each other can feel nothing alike, which is the entire reason we publish 47 analyses rather than one number. Potency is the easiest thing to measure and among the least useful things to choose on.

Questions people actually ask

What is the strongest cannabis you sell?

By lab-reported THC, concentrates and infused pre-rolls test highest, followed by vape cartridges. The strongest flower currently listed reports 39.79% and the strongest cartridge 97.42%. Every figure comes from that batch’s own certificate of analysis.

Is a higher THC percentage better?

No. Potency sets a ceiling rather than describing an experience, and two batches at the same percentage can feel entirely different. The terpene profile predicts that far better, which is why all 47 analyses are published rather than the single number that markets well.

Why do vapes and concentrates test so much higher than flower?

They are the resin with the plant material removed, so cannabinoids make up a far larger share of what remains. It is a difference in what is being measured rather than a thirtyfold difference in effect. Amount used matters more than the percentage.

How often is this ranking updated?

It is rebuilt from the live catalogue every time the shelf is published, so it reflects current stock rather than a fixed list. The date at the foot of the page is the last time it changed.


Last updated 19 August 2026. This page is general information, not medical or legal advice. Adults 21 and over only. Ask us anything we have not covered.