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High THC

Every weed strain in this section has tested above 30% THC. The number is printed on each product page, taken from the batch, so you can compare like with like instead of trusting a strain name. Grades vary across the section, which means you can find high-testing flower at more than one price point. Worth reading the terpene notes too, because two strains at the same percentage can be very different.

🎟 On sale in High THC
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Diablo Wind
Diablo Wind
$60.00 — $1,850.00
HybridTHC 31.98%Lab Tested
★★★★★ 4.8 (5)
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Pink Candy
Pink Candy
$95.00 — $1,100.00
SativaTHC 31.98%Lab TestedBest Seller
★★★★★ 4.8 (5)
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Purple Punch
Purple Punch
$95.00 — $1,150.00
IndicaTHC 31.98%Lab TestedBest Seller
★★★★★ 4.8 (5)
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Monster Berry
Monster Berry
$95.00 — $1,150.00
HybridTHC 31.98%Lab TestedBest Seller
★★★★★ 4.8 (5)
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Krazy Runtz
Krazy Runtz
$45.00 — $450.00
IndicaTHC 33.1%Lab Tested
★★★★★ 4.8 (5)
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Purple Rockstar
Purple Rockstar
$45.00 — $450.00
IndicaTHC 34.65%Lab Tested
★★★★★ 4.8 (5)
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Malawi Gold
Malawi Gold
$600.00
SativaTHC 43.56%Lab TestedNew
★★★★★ 4.8 (5)
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Black Dynamite
Black Dynamite
$110.00 — $1,300.00
IndicaTHC 33.76%Lab TestedNew
★★★★★ 4.8 (5)
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BC All Gas OG16% Off
BC All Gas OG
$85.00 $95.00
IndicaTHC 33.6%Lab Tested-16%New
★★★★★ 4.8 (5)
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Runtz Muffin
Runtz Muffin
$55.00 — $700.00
IndicaTHC 32%Lab Tested
★★★★★ 4.8 (5)
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Bulk Weed Pound Deals | AAA+ Cannabis Quarter, Half & Full Pounds
Bulk Weed Pound Deals | AAA+ Cannabis Quarter, Half & Full Pounds
$375.00 — $1,850.00
THC 31.98%Lab TestedBest Seller
★★★★★ 4.8 (5)
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Gelato Runtz
Gelato Runtz
$1,300.00
HybridTHC 34.65%Lab TestedBest Seller
★★★★★ 4.8 (5)
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Pinkman Goo
Pinkman Goo
$1,400.00
IndicaTHC 36.58%Lab Tested
★★★★★ 4.8 (5)
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Honey Rock
Honey Rock
$1,250.00
IndicaTHC 32.68%Lab Tested
★★★★★ 4.8 (5)
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Astro Blackhole Indica
Astro Blackhole Indica
$190.00 — $2,300.00
IndicaTHC 42.52%Lab Tested
★★★★★ 4.8 (5)
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Pink Boss
Pink Boss
$45.00 — $450.00
IndicaTHC 36.5%Lab Tested
★★★★★ 4.8 (5)
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Hot Pink
Hot Pink
$45.00 — $1,500.00
IndicaTHC 32.5%Lab Tested
★★★★★ 4.8 (5)
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Pink Delirium
Pink Delirium
$95.00 — $1,350.00
IndicaTHC 33.42%Lab TestedBest Seller
★★★★★ 4.8 (5)
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Pink Death Breath
Pink Death Breath
$190.00 — $2,300.00
IndicaTHC 40.18%Lab Tested
★★★★★ 4.8 (5)
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King Louis XIII
King Louis XIII
$50.00 — $900.00
IndicaTHC 34.6%Lab Tested
★★★★★ 4.8 (5)
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Pink Givenchy - Cali Bricks
Pink Givenchy - Cali Bricks
$550.00 — $1,650.00
IndicaTHC 38.56%Lab Tested
★★★★★ 4.8 (5)
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Batman’s Pink
Batman’s Pink
$500.00 — $900.00
IndicaTHC 34.65%Lab Tested
★★★★★ 4.8 (5)
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Rock Bubba - BC Bricks
Rock Bubba - BC Bricks
$480.00
IndicaTHC 34.55%Lab TestedBest Seller
★★★★★ 4.8 (5)
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Rockstar Kush
Rockstar Kush
$400.00 — $1,400.00
IndicaTHC 31.98%Lab TestedNew
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More About Our High THC Range

High THC weed Canada-wide, collected in one place: this section gathers the strongest flower on our menu, filtered by the THC percentage listed on each product. Grades vary across the section, so you can find high-testing flower at more than one price point rather than only at the top of the range. Worth reading the terpene notes alongside the number, because two strains at the same percentage can be very different in practice.

What a THC Percentage Actually Measures

Raw cannabis contains very little active THC. What it holds is THCA, an acidic precursor that only converts to THC when heat is applied — when you light it, vape it, or bake it. So a percentage on a label is a projection of what the flower can become, not what is sitting in the jar.

That conversion is not one-to-one either. THCA is a heavier molecule, so the standard calculation multiplies it by roughly 0.877 before adding any THC already present. This is why you sometimes see the same batch quoted two ways — total cannabinoids reads higher than total THC, and the gap can be several points. When comparing numbers between sellers, check you are comparing the same measure.

Why Two Strains at the Same Number Feel Different

Potency and character are separate things. THC content sets the ceiling on strength; terpenes shape almost everything else — how it smells, how it tastes, and whether the effect reads as heavy or bright. A moderate-testing strain with a dense terpene profile frequently outperforms a higher-testing one that smells of nothing.

This is the argument our article on why chasing numbers misses the point makes at length, and the terpene guide covers which compounds produce which notes. If you have been buying on percentage alone and finding the results inconsistent, that is usually why.

Tolerance, and Starting Sensibly

Strong flower is not a competition. Tolerance varies enormously between people and shifts with frequency of use, so a quantity that suits a daily smoker can be far too much for someone occasional. Take less than you think you need with anything unfamiliar and wait before going further — you can always have more, and the reverse is not true.

If a strong strain leaves you uncomfortable rather than relaxed, that is usually dose rather than product. Stepping down to something in our AAA range often gives a better experience than pushing the number higher.

Buy High THC Weed Online in Canada

You can buy high THC weed online Canada-wide from us, shipped tracked and discreetly to every province and territory, with same-day options inside our local delivery zone. Timings sit on the shipping page.

High THC strains here span every type — browse indica, sativa and hybrid. For character rather than raw strength, gas strains lead on aroma and pink and exotic strains on rarity. By grade, AAAAA+ craft and AAAA sit at the top, and the full flower menu holds everything together.

Ready to Order

Add what you want to the cart, enter your details and check out. Current discounts are on the deals page, the ordering guide covers each step, and customer support can help if you would rather ask a person.

Uper Weed serves adults of legal age only.

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