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Home›Strains›Hybrid›Blue Blockers
Blue Blockers strain, representative photoiRepresentative image via Leafly: a stock photo that resembles this strain
Hybrid

Blue Blockers

Blue Blockers is an indica-leaning hybrid with a disputed family tree, known for a blueberry and stone fruit smell and a calm, euphoric feel.

Typical THC
21–25%
Typical CBD
<1%
Top terpene
Caryophyllene
Read the Blue Blockers guide

Blue Blockers terpenes

Most often reported first

  1. Caryophyllenepepper, spice
  2. Myrceneearthy, musky

How people describe it

RelaxedEuphoricSleepyUplifted

Smell and taste

BlueberryBerryPearEarthy

Blue Blockers strain guide

3 min read · Updated October 14, 2026 · WeedDB editors

Blue Blockers is an indica-leaning hybrid named after the sunglasses that filter blue light. People know it for a blueberry and stone fruit smell and a calm, euphoric feel. Its family tree is genuinely disputed, with at least three different crosses sold under the name.

Where does Blue Blockers come from?What does Blue Blockers smell and taste like?Blue Blockers effects: what people reportHow strong is Blue Blockers?Buying Blue Blockers in CanadaBlue Blockers vs BlueberryStrains like Blue Blockers

Where does Blue Blockers come from?

There isn't one agreed story. The cross most often given in strain listings is Blueberry and Northern Lights, with District Cannabis named as the breeder. Other listings give Jealousy crossed with a Legend OG and White OG line, and Cannarado Genetics sells its own Blue Blockers seeds bred from Zawtz and Blue Zushi.

Because these are different plants, the lineage is not well documented as a single strain. Two products with the same name could come from very different parents, so the label is worth reading.

What does Blue Blockers smell and taste like?

Most descriptions lead with blueberry and berry, followed by pear or stone fruit and an earthy base. Some reviewers call it close to blueberry muffin, while others pick up an old-school kush note or a little citrus. One listing describes the smell as spicy fruit zest.

Caryophyllene is the terpene most often reported, which fits that peppery, spicy edge, and myrcene also shows up. The flavour tends to be sweet and fruity on the inhale with an earthy finish.

Blue Blockers effects: what people report

People most often describe Blue Blockers as relaxed and euphoric, with a calm body feel that can drift toward sleepy. A fair number of reviewers also say it starts uplifted or creative, and one described it as sleepy but still focused.

These are experiences people report, not promises, and with several crosses under one name, results vary more than usual. Dry mouth and dry eyes are the most common complaints, and a few people mention dizziness.

How strong is Blue Blockers?

Blue Blockers is usually a high-THC strain. Published listings put it at about 21% to 25% THC, with very little CBD reported.

If you're new to it, start with a small amount and give it time. The THC number for your batch is printed on the label, and it matters more than the strain name.

Buying Blue Blockers in Canada

Since several different crosses carry this name, check whether the producer lists a lineage. That's the best clue to which Blue Blockers you're holding.

You might find it as dried flower, pre-rolls or vape cartridges. Look at the THC number and the packaging date, since fresher flower keeps more of that berry smell.

Blue Blockers vs Blueberry

Blueberry is the classic DJ Short strain and the most often named parent of Blue Blockers. Both lead with a sweet blueberry smell and a calm, relaxed feel, but Blue Blockers usually adds pear and stone fruit notes and is often listed several points higher in THC. Blueberry has a long, well-documented history, while Blue Blockers' parentage is still argued over. If you want the original berry strain, start with Blueberry. If you'd like a newer, stronger take, try Blue Blockers.

Strains like Blue Blockers

If you like Blue Blockers, these are good places to look next:

  • Blueberry: the classic sweet berry strain most often named as a parent.
  • Northern Lights: the other parent in the most common account, earthy and calm.
  • Blue Zushi: a parent of the Cannarado version, sweet with a fuel edge.
  • Blueberry Kush: berry sweetness with a kush base and a relaxed reputation.

Strains similar to Blue Blockers

Blueberry strainBlueberryTHC 16–24%Northern Lights strainNorthern LightsTHC 16–21%Blue Zushi strainBlue ZushiTHC 20–26%Blueberry Kush strainBlueberry KushTHC 18–26%

More hybrid strains

Blue Burst strainBlue BurstTHC 27–31%Blue Candy strainBlue CandyTHC 15–25%Blue Candy Gelato strainBlue Candy GelatoTHC 20–23%Blue Cheese strainBlue CheeseTHC 18–20%

Guides to read next

Weed seeds in Canada: is it legal to buy them?Yes. Adults can legally buy cannabis seeds in Canada from federally licensed sellers and provincially authorized retailers. Seeds count toward your possession limit: one seed equals 1 g of dried cannabis under Schedule 3 of the Cannabis Act, so 30 seeds is the public maximum.What is shatter? How it's made and how it differs from wax and live resinShatter is a glassy, translucent cannabis concentrate made by dissolving resin out of the plant with butane and then removing the solvent. It is sold in Canada as a cannabis extract, with a cap of 1,000 mg of THC per container.What is exotic weed? What the word means (and doesn't)"Exotic" is slang and marketing, not a legal or lab category. It usually points to rare, new or very good-looking flower, but in Canada the word has no official definition, so the label, the packaged date and your own eyes and nose tell you more than the word does.

Blue Blockers questions

Is Blue Blockers indica or sativa?

Blue Blockers is a hybrid.

How strong is Blue Blockers?

Published lab results usually range from 21% to 25% THC, and the label on any legal Canadian product shows its exact batch.

What does Blue Blockers smell like?

Blueberry, berry, pear and earthy, led by caryophyllene (pepper, spice).