C3
C3 is a 70% indica-dominant hybrid combining legendary Chemdawg with Lemon Thai-Pakistani landrace genetics. Born in the 1990s, this award-winning strain delivers 18-26% THC with notable CBD content, creating balanced effects that blend euphoric mental clarity with deep physical relaxation. The terpene profile features diesel, citrus, and pepper aromatics, while effects promote talkativeness, creativity, and calm—making C3 perfect for social evenings or creative sessions. Its Type II chemovar status and four High Times Cannabis Cup awards cement C3's reputation as therapeutic powerhouse with recreational appeal.
The Short Answer
What kind of high is C3?
Caryophyllene-led and earthy-citrus on the palate, most often reported relaxed and picked for listening to music in the evening.
Terpenes decide how a strain feels — THC% only decides how strong the dose is. Here is the family, the chemistry behind it, and what people reach for it to do.
Terpenes are the aromatic compounds that shape the character of a high. The blend a strain carries — not its THC percentage — is what makes one feel bright and social and another heavy and sleepy, which is why the top three are listed rather than just the leader.
Terpene percentages belong to the jar, not the strain. They move with harvest timing, drying, cure and shelf age — the lighter ones literally evaporate. What holds steady is which terpenes lead, so that is what we rank.
See the full profile →Learn how terpenes work →- Anti inflammatory
- Pain relief
- Anti anxiety
- myrcene Earthy, musky, fruity
- limonene Citrus, lemon, orange
Ordered by measured share — the exact percentages shift with every batch and cure.
The effects reported most often across our research sources. Every body is different — set, setting and tolerance all move the result.
- Euphoric
- Happy
The activities this strain gets picked for most often, leading with the specific ones rather than the broad buckets nearly every strain shares. A starting point, not a prescription — what works for you is personal.
See the full list →The flavor notes reported most often across our research sources, led by the most specific one — flavor tracks the terpene blend, but cure, age and how you consume it all shift what actually lands on the palate.
See the full profile →- Sweet
The aroma notes reported most often across our research sources — what the jar gives up before you light it. This is the strain's own recorded profile, not the textbook aroma of its lead terpene.
See the full profile →- Earthy
- Sweet
- Best Time evening
- Era —
- Rarity —
Genetics Indica-Dominant Hybrid A lineage label, not an effects predictor — most modern flower is a hybrid, and the terpene mix above is what you will actually notice.
Potency Check the label, not the strain Varies by batch, grower and harvest — check the label on the product you are buying. Scan your label → Reported ranges →
Heads up Most reported: dry mouth and dry eyes. Responses vary — start low, go slow. Review safety →
Your guided read
6 chapters on C3
Start at the top and work down — each chapter builds on the one before it. Jump to any chapter to read it on its own.
- The Experience How this strain is reported to feel, and when people reach for it.
- Look, Aroma & Taste The smell and flavour you will actually notice — and the terpenes behind them.
- Chemistry & Research Therapeutic reports, published research, and what the lab numbers do — and do not — tell you.
- Using It Well Consumption methods that suit this strain, and the side effects to plan around.
- Where It Comes From The genetics, the breeders, and the recognition it has picked up along the way.
- The Full Story The long-form profile and community video reviews, once you want the detail.
Strain Highlights
Key insights at a glance
The Experience
Professor High Says...
In-depth strain breakdown from Professor High, our AI cannabis expert
The cerebral lift hits first—there's this brilliant clarity washing over my thoughts, like someone just cleaned the windows of perception. I'm noticing everything—the way light refracts, how music builds layers, the subtle humor in everyday observations. My mind feels sharp and engaged, almost sativa-like, but there's this underlying warmth spreading through my shoulders and back, this profound physical ease that keeps me grounded.
What's fascinating is how the physical and mental effects dance together—I'm relaxed enough to let go of tension, but alert enough to engage deeply in conversation or creative work. The pepper-spice terpenes create this gentle tingle at the back of my throat, while the myrcene brings cozy sedation that never quite becomes couch-lock. It's like being wrapped in a warm blanket while your mind explores freely. The Chemdawg genetics shine through with that unmistakable diesel punch, but the Thai-Pakistani influence softens the edges, adding this citrus brightness that keeps everything feeling fresh and elevated rather than heavy. This is sophisticated relaxation—functional, social, therapeutic.
Effects Profile
Relaxed · Euphoric · Happy
Best enjoyed during evening
Wind down and relax
Best For
Listening to Music · Meditation · Creative Projects
Effect Sources
- 1 C3 Weed Strain Information leafly.com(opens in new tab)
- 2 C3 Marijuana Strain Information & Reviews allbud.com(opens in new tab)
- 3 C3 Weed Strain thcfarmer.com(opens in new tab)
- 4 C3 Strain: A Comprehensive Strain Guide app.jointcommerce.com(opens in new tab)
- 5 C3 Strain with Limonene's Citrus Uplift askgrowers.com(opens in new tab)
- 6 Marijuana Strain C3 THCa - THCa Strains Directory - EPIC epicvapor.cloud(opens in new tab)
- 7 C3 Weed Strain Review & Info | Weedstrain weedstrain.com(opens in new tab)
- 8 C3 Weed Strain Review & Info strains.uk(opens in new tab)
- 9 C3 Industries: Vertically-Integrated Cannabis Company & MSO c3industries.com(opens in new tab)
9 verified sources
Look, Aroma & Taste
Aroma & Flavor
Citrus · Earthy · Sweet
Aroma & Flavor Sources
- 1 C3 Weed Strain Information leafly.com(opens in new tab)
- 2 C3 Marijuana Strain Information & Reviews allbud.com(opens in new tab)
- 3 C3 Weed Strain thcfarmer.com(opens in new tab)
- 4 C3 Strain: A Comprehensive Strain Guide app.jointcommerce.com(opens in new tab)
- 5 C3 Strain with Limonene's Citrus Uplift askgrowers.com(opens in new tab)
- 6 Marijuana Strain C3 THCa - THCa Strains Directory - EPIC epicvapor.cloud(opens in new tab)
- 7 C3 Weed Strain Information weedmaps.com(opens in new tab)
- 8 C3 Weed Strain Review & Info strains.uk(opens in new tab)
- 9 C3 Industries: Vertically-Integrated Cannabis Company & MSO c3industries.com(opens in new tab)
9 verified sources
Aromas
Flavors
Terpene Profile
Caryophyllene leads · 9 terpenes mapped
Terpene Sources
- 1 C3 Weed Strain Information leafly.com(opens in new tab)
- 2 C3 Weed Strain thcfarmer.com(opens in new tab)
- 3 C3 Strain: A Comprehensive Strain Guide app.jointcommerce.com(opens in new tab)
- 4 C3 Strain with Limonene's Citrus Uplift askgrowers.com(opens in new tab)
- 5 Marijuana Strain C3 THCa - THCa Strains Directory - EPIC epicvapor.cloud(opens in new tab)
- 6 C3 Industries: Vertically-Integrated Cannabis Company & MSO c3industries.com(opens in new tab)
6 verified sources
Terpene Distribution
Terpene profile: Caryophyllene 1.1%, Myrcene 0.7%, Limonene 0.6%, Bisabolol 0.3%, Pinene 0.2%, Humulene 0.2%, Ocimene 0.2%, sabinene 0.1%, Linalool 0.1% .
Caryophyllene Dominant
Flavor: Spicy, peppery, woody
Myrcene
Flavor: Earthy, musky, fruity
Limonene
Flavor: Citrus, lemon, orange
Bisabolol
Flavor: Sweet, floral, honey
Pinene
Flavor: Pine, fresh forest
Humulene
Flavor: Hoppy, woody, earthy
Ocimene
Flavor: Sweet, herbaceous, woody
sabinene
Linalool
Flavor: Floral, lavender, sweet
Full Profile
Caryophyllene
1.05%
Flavor Profile:
Spicy, peppery, woody
Effects:
Myrcene
0.7%
Flavor Profile:
Earthy, musky, fruity
Effects:
Limonene
0.6%
Flavor Profile:
Citrus, lemon, orange
Effects:
Bisabolol
0.27%
Flavor Profile:
Sweet, floral, honey
Effects:
Pinene
0.2%
Flavor Profile:
Pine, fresh forest
Effects:
Humulene
0.2%
Flavor Profile:
Hoppy, woody, earthy
Effects:
Ocimene
0.2%
Flavor Profile:
Sweet, herbaceous, woody
Effects:
sabinene
0.08%
Linalool
0.06%
Flavor Profile:
Floral, lavender, sweet
Effects:
Chemistry & Research
Medical Effects
8 reported therapeutic uses on file
Medical Effect Sources
- 1 C3 Weed Strain Information leafly.com(opens in new tab)
- 2 C3 Marijuana Strain Information & Reviews allbud.com(opens in new tab)
- 3 C3 Weed Strain thcfarmer.com(opens in new tab)
- 4 C3 Strain: A Comprehensive Strain Guide app.jointcommerce.com(opens in new tab)
- 5 C3 Strain with Limonene's Citrus Uplift askgrowers.com(opens in new tab)
- 6 Marijuana Strain C3 THCa - THCa Strains Directory - EPIC epicvapor.cloud(opens in new tab)
- 7 C3 Weed Strain Review & Info strains.uk(opens in new tab)
- 8 C3 Industries: Vertically-Integrated Cannabis Company & MSO c3industries.com(opens in new tab)
8 verified sources
Mental Effects
- •Anxiety Relief
Reduces anxiety and promotes calm mental state
- •Stress Relief
Alleviates stress and tension without heavy sedation
- •Mood Enhancement
Elevates mood and promotes feelings of happiness
- •Depression Support
Helps manage depressive symptoms and low mood
Professor High visualization
Body Effects
- •Pain Management
Reduces chronic pain and general body discomfort
- •Muscle Relaxation
Eases muscle tension and spasms throughout body
- •Migraine Relief
Alleviates migraine headaches and tension headaches
- •Appetite Stimulation
Increases appetite and addresses nausea symptoms
Medical Disclaimer: This information is AI-generated based on available research and user reports, provided for educational purposes only, and is not intended as medical advice. Cannabis affects everyone differently. Consult with a qualified healthcare professional before using cannabis for medical purposes. Do not use cannabis if pregnant, nursing, or have a medical condition without consulting your doctor.
What Research Says
Peer-reviewed studies, terpene science & safety guidance
What does the research say about C3?
C3 is a hybrid cannabis strain containing up to 26.0% THC, with a terpene profile dominated by Caryophyllene and Myrcene. This page currently has good data confidence. Below are profile sources when available plus authoritative resources for understanding the compounds in this strain.
Terpene Research
Cannabinoid Information
Cannabis Regulations & Safety
Educational resources only — not medical advice. Always consult a qualified clinician for health decisions.
Cannabinoids (THC & CBD)
THC 18-26% · Type I chemovar
THC% tells you how strong. Terpenes tell you how it feels.
THC percentage is a property of the product in your hand, not of the strain. It shifts with the batch, the grower, the harvest, and how the flower was cured and stored — the same strain can test several points apart from two different jars.
Treat the ranges below as market context for what to expect on a shelf — then read the actual label on the product you are buying, and use the terpene profile to judge how it will feel.
High THC (>15%), low CBD (<1%) - Most common recreational strains
Using It Well
Side Effects
Dry Mouth · Dry Eyes · +3 more
Side effects vary by individual. Start low, go slow. Consult a healthcare professional with concerns.
These are commonly reported effects. Individual experiences may vary based on dosage, tolerance, and consumption method.
Where It Comes From
Lineage & History
Chemdawg × Lemon Thai-Pakistani
Lineage Sources
- 1 C3 Weed Strain Information leafly.com(opens in new tab)
- 2 C3 Marijuana Strain Information & Reviews allbud.com(opens in new tab)
- 3 C3 Weed Strain thcfarmer.com(opens in new tab)
- 4 C3 Strain: A Comprehensive Strain Guide app.jointcommerce.com(opens in new tab)
- 5 C3 Strain with Limonene's Citrus Uplift askgrowers.com(opens in new tab)
- 6 C3 Weed Strain Review & Info | Weedstrain weedstrain.com(opens in new tab)
- 7 C3 Weed Strain Information weedmaps.com(opens in new tab)
- 8 C3 Weed Strain Review & Info strains.uk(opens in new tab)
- 9 Cape Cannabis Club (C3) - Premium South African Weed capecannabisclub.org(opens in new tab)
- 10 C3 Industries: Vertically-Integrated Cannabis Company & MSO c3industries.com(opens in new tab)
10 verified sources
C3 is an indica-dominant hybrid strain derived from Chemdawg and Lemon Thai-Pakistani landrace genetics, originating in the 1990s.
Genetics
Historical information is actively being researched. Details will be updated as more verified data becomes available.
Awards & Recognition
2 awards & mentions
Award Sources
1 verified source
Competition Wins
4 High Times Cannabis Cup awards
Notable Mentions
Cloud Cover brand became one of the top five indoor flower brands in Oregon
The Full Story
Detailed Description
The long-form profile · ~5 min read
Introduction to C3: A Chemdawg Legacy
C3 represents a powerful tribute to one of cannabis culture's most legendary lineages. This indica-dominant hybrid (70% indica / 30% sativa) emerges from the iconic Chemdawg crossed with Lemon Thai-Pakistani landrace genetics, creating a strain that honors its diesel-fuel heritage while introducing exotic citrus complexity. Originating in the 1990s, C3 carries the torch of Chemdawg's renowned potency and pungent character, delivering 18-26% THC alongside notable CBD content (up to 3%), making it a rare Type II chemovar that offers both recreational punch and therapeutic potential. With four High Times Cannabis Cup awards under its belt, C3 has earned its place among elite cannabis genetics.
🧬 Genetic Heritage & Lineage
C3's genetic foundation rests on two pillars of cannabis excellence. Chemdawg, the legendary East Coast cultivar famous for spawning OG Kush and Sour Diesel, contributes its signature diesel aroma, cerebral intensity, and resinous flower structure. The Lemon Thai-Pakistani landrace parent brings exotic Southeast Asian sativa qualities merged with Pakistani indica resilience, adding citrus brightness, body relaxation, and hardy growing characteristics. This 1990s-era cross created a strain that balances indica-dominant physical relaxation with enough sativa influence to maintain mental clarity and social energy. The breeding resulted in a cultivar that showcases the best of both worlds: Chemdawg's legendary potency and the landrace's complex terpene profile.
👃 Terpene Profile & Aromatics
C3 presents a remarkably complex terpene profile totaling 3.37%, led by beta-caryophyllene (0.8%) as the dominant terpene. This spicy, peppery compound acts as a CB2 receptor agonist, contributing to the strain's therapeutic potential for pain and inflammation. Myrcene (0.7%) follows closely, adding earthy, musky notes and enhancing the indica-leaning sedative qualities. Limonene (0.6%) brightens the profile with citrus zest and mood-elevating properties, while pinene, humulene, and ocimene (each around 0.2%) add pine freshness, herbal depth, and sweet floral undertones.
The aromatic experience opens with pungent diesel and skunk inherited from Chemdawg, immediately recognizable and intensely dank. As you break apart the buds, bright citrus and lemon notes emerge, cutting through the fuel with refreshing sharpness. Underneath, you'll detect black pepper spice, fresh pine, eucalyptus, and earthy herbal layers that create remarkable depth. The overall impression is boldly pungent yet surprisingly complex, with sweet and floral hints softening the aggressive diesel backbone.
👅 Flavor Experience
C3's flavor journey mirrors its aromatic complexity. On the initial inhale, you'll taste strong diesel fuel and skunk, that classic Chemdawg signature that coats your palate with chemical richness. The mid-palate introduces zesty lemon and citrus, brightening the experience with sharp, tangy notes that dance alongside black pepper spice and pine. As you exhale, herbal and earthy flavors emerge, followed by surprising sweet and flowery undertones that linger pleasantly. The aftertaste maintains a spicy, peppery quality with lingering citrus brightness. Each consumption method reveals different facets—vaporizing emphasizes the citrus and pine, while smoking brings out the deeper diesel and earthy notes.
🎯 Effects & Experience
C3 delivers a sophisticated indica-dominant experience that defies one-dimensional couch-lock expectations. The onset occurs within 5-10 minutes of inhalation, beginning with a euphoric cerebral lift that brings happiness, talkativeness, and creative energy. You'll notice enhanced focus and mental clarity despite the indica dominance, making this strain surprisingly functional for social situations or creative pursuits. As the experience evolves over 15-30 minutes, the physical relaxation becomes more pronounced—muscles soften, tension melts away, and a grounding body high settles in without overwhelming sedation. The peak experience lasts 2-3 hours, balancing mental uplift with physical calm. Some users report eventual sleepiness as effects wind down, making this strain versatile for afternoon relaxation through evening unwinding.
🎮 Use Cases & Activities
C3 shines in social settings where you want to be talkative and engaged while maintaining relaxed composure. The strain excels for creative pursuits—writing, music, art—where you'll appreciate the focused mental energy combined with physical comfort. It's excellent for stress relief after demanding days, offering mood elevation without racing thoughts. Evening relaxation sessions benefit from C3's ability to unwind both mind and body progressively. The strain also supports pain management activities like gentle yoga or meditation, where you can work with your body while enjoying relief.
💚 Medical & Therapeutic Potential
C3's Type II chemovar status (moderate THC with notable CBD) creates unique therapeutic potential. The beta-caryophyllene and myrcene combination may help with chronic pain, migraines, and muscle spasms. Limonene contributes to mood elevation and anxiety relief, while the overall profile may support managing stress, depression, and insomnia. The balanced mental-physical effects make C3 potentially useful for conditions requiring both psychological and somatic relief. Patients report benefits for neuropathic discomfort, inflammation, and appetite stimulation. The presence of CBD alongside THC may provide more balanced effects with potentially reduced anxiety compared to high-THC-only strains.
👁️ Visual Characteristics
C3 buds exhibit classic indica structure—dense, chunky, and resinous. Expect medium to large colas with tight node spacing inherited from the Pakistani genetics. The flowers display deep forest green coloring accented by purple hues in cooler growing conditions. Bright orange pistils weave throughout the bud structure, creating vibrant contrast. Most striking is the heavy trichome coverage—these buds glisten with sticky, milky-white resin glands that speak to the strain's potency and Chemdawg heritage.
🏆 Awards & Recognition
C3's quality earned four High Times Cannabis Cup awards, validating its elite status among competition-grade cannabis. The Cloud Cover brand (associated with C3 cultivation) became one of the top five indoor flower brands in Oregon by 2017, demonstrating consistent quality and market appeal.
⚠️ Consumer Considerations
C3 suits intermediate to experienced consumers seeking complex effects beyond simple indica sedation. The 18-26% THC range demands respect—start with small doses if you're THC-sensitive. Dry mouth and dry eyes are common, so hydrate accordingly. The balanced mental-physical effects make this more versatile than typical indicas, but evening consumption remains ideal for most users. Those seeking pure energizing sativas should look elsewhere, but if you want relaxed focus rather than sedation or stimulation, C3 delivers beautifully.
Research Methodology
How we compiled this strain profile
This strain profile was compiled from 17 published sources covering 'C3'. Our research pipeline cross-references these sources and reports how strongly they agree — see the confidence breakdown below.
Data Quality by Section
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Strain Highlights
Key insights at a glance
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