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
Cookie Dough
Cookie Dough is a hybrid cannabis strain known for its dessert-like aroma and balanced, soothing character. Often regard...
Cookie Monster
Cookie Monster is a hybrid cannabis strain that has gained popularity for its delightful sweet and earthy flavors. Many ...
Cookies and Cream
Cookies and Cream is a hybrid strain known for its sweet, creamy flavour and balanced, relaxing effects. Typically repor...
Cookies Kush
Cookies Kush is a well-balanced hybrid strain that is known for its delightful combination of sweet and earthy flavors. ...
Cornbread
Cornbread is an indica-dominant strain known for a mellow, buttery profile and a reputation for soothing, relaxed effect...
Cotton Candy
Cotton Candy is a hybrid with a reputation for sweet, carnival-like aromas and a balanced experience that many users rep...
Cotton Candy Kush
Cotton Candy Kush is a balanced hybrid known for its sweet, candy-like aroma and smooth, fruity flavour. Many users repo...
Creme Brulee
Creme Brulee is a hybrid strain known for its dessert-like aroma and smooth, sweet flavor profile. Many users report rel...
Crescendo
Crescendo is a hybrid strain that has gained a reputation for its well-balanced effects and delightful flavors. Many use...
Critical Jack
Critical Jack is a sativa strain that combines the best traits of its parent strains, Critical Mass and Jack Herer. Know...
Critical Kush
Critical Kush is an indica-dominant strain known for its heavy, relaxing profile and dense, resinous buds. Many users re...

Critical Mass
Critical Mass is a classic indica known for its hefty yields and deeply relaxing profile. Many users report a calm, heav...
Crockett’s Confidential
Crockett’s Confidential is an indica-leaning strain known for its relaxing, euphoric profile and earthy-sweet flavor. Ma...
Crystal Coma
Crystal Coma is an indica-dominant strain commonly described as calming and deeply relaxing, with a sweet, fruity aroma ...
Cuddlefish Hashplant
Cuddlefish Hashplant is an indica-dominant strain with earthy, spicy, and herbal notes. Many users report a calming, bod...
Currant Kush
Currant Kush is a balanced hybrid known for its berry-forward flavour and mellow, upbeat effects. Many users report a re...
Cuvée
Cuvée is a well-regarded hybrid cannabis strain known for its balanced effects and delightful flavors. Many users report...
Dancehall
Dancehall is a sativa-leaning strain known for its upbeat, energetic reputation. Many users report a lively, creative bu...
Danky Doodle
Danky Doodle is an indica-leaning hybrid known for its bold, skunky aroma and heavy, soothing finish. Many users report ...
Dark Devil
Dark Devil is an indica strain that has gained a reputation for its relaxing effects and delightful flavor profile. Many...
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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.