Leaf Lab: Cannabis Strain Library
Canada's most comprehensive cannabis strain database & library — 100+ verified strain profiles with real THC/CBD data, terpene flavor notes and effects.
Use the filters above or browse the A–Z list below to explore strains by effect, terpene profile or cannabinoid levels.
New to cannabis? Start with our Cannabis Glossary to learn the terms used in strain profiles.
Showing 20 of 508 strains

OG Kush
OG Kush is a classic hybrid known for its strong aroma and balanced experience. Many users report uplifting cerebral eff...
OGKB (OG Kush Breath)
OGKB (OG Kush Breath) is a hybrid strain often described as indica-leaning, with a steady mix of body relaxation and a g...
Old School OG
Old School OG is an indica-leaning cannabis strain with classic OG Kush character, often described as earthy, pine-forwa...
Orange Apricot
Orange Apricot is a balanced hybrid often described as bright, citrusy, and fruit-forward, with orange peel and stone-fr...
Orange Bud
Orange Bud is a classic sativa known for its bright citrus aroma and energetic character. Many users report a clear-head...

Orange Cookies
Orange Cookies is a hybrid cannabis strain celebrated for its zesty citrus aroma and balanced, feel-good character. Many...
Orange Creamsicle
Orange Creamsicle is a balanced hybrid known for its citrusy dessert profile and smooth, approachable effects. Many user...
Orange Kush
Orange Kush is commonly described as an indica-leaning hybrid with a bright citrus aroma, sweet flavour, and a calming b...
Oreo Cookies
Oreo Cookies is an indica-leaning hybrid known for its sweet, dessert-like profile and relaxing effects. Many users repo...
Original Glue
Original Glue, also known as GG4 or Gorilla Glue #4, is a potent hybrid celebrated for its heavy, full-body relaxation a...
Papaya
Papaya is a hybrid strain prized for its tropical aroma and lively, uplifting character. Many users report a bright, cre...
Paris OG
Paris OG is an indica-dominant strain known for a relaxed, sedative character and a reputation for heavy, calming effect...
Peach Crescendo
Peach Crescendo is a hybrid strain with a peach-forward aroma, sweet citrus flavor, and an upbeat profile that many user...
Peanut Butter Breath
Peanut Butter Breath is an indica-leaning hybrid known for its distinctive nutty aroma and mellow, relaxed profile. Many...
Peyote Cookies
Peyote Cookies is a heavily indica-leaning cultivar known for its dessert-like flavour profile and deeply relaxing reput...
Phantom Cookies
Phantom Cookies is a hybrid strain known for a balanced, relaxing high with a sweet, vanilla-forward profile and a diese...
Pine Tar Kush
Pine Tar Kush is a classic indica known for its deep pine aroma and traditionally calming, body-forward experience. Many...
Pineapple Chunk
Pineapple Chunk is an indica-leaning hybrid known for its bold tropical flavour and robust, skunky finish. Many users re...
Pineapple Express
Pineapple Express is a sativa-leaning hybrid celebrated for its tropical aroma and upbeat character. Many users report c...
Pink Guava
Pink Guava has established itself as a fruity, approachable hybrid that draws attention for its tropical aroma and balan...
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Strain Library: Frequently Asked Questions
Why Use a Cannabis Strain Library?
A well-organized strain database helps you compare varieties based on THC/CBD levels, terpene profiles and effects — especially important in Canada's evolving legal market.
What is a cannabis strain library?
This is a searchable collection of cannabis varieties, each with verified data on THC/CBD, terpene profile, effects and flavour notes. Useful for discovery and comparison.
How accurate is the data in a strain database?
We use verified sources where possible and label each profile with updates. Use data as a guide — effects may vary batch to batch.
What are terpenes and why do they matter?
Terpenes are aromatic compounds found in cannabis that contribute to flavour and may influence the overall experience. Browse our terpenes guide for more.
How should I choose a cannabis strain in Canada?
Consider your desired effect (e.g., relaxation or creativity), THC/CBD levels, terpene profile and legal compliance. Use the filters above or explore strain profiles for details.