Strain experience guide
Mr. Nice
Also known as Mr. Nice Guy, Mister Nice, Mister Nice Guy, Mr Nice, Purple Mr. Nice, Purple Mr Nice Guy, Purple Mr. Nice Guy, Purple Mister Nice
Mr. Nice is a legendary **80% indica / 20% sativa** hybrid created by Sensi Seeds from **G13 x Hash Plant** genetics. This **1990s classic** delivers profound relaxation with gentle euphoria, featuring a complex **earthy, sweet, pine, and hash** aroma profile dominated by myrcene and caryophyllene terpenes. Read more Show less
Quick Hits
What kind of high is Mr. Nice?
An indica-dominant hybrid reported as relaxed, euphoric and happy. Picked for sleep & bedtime and stress relief at night. The profile features earthy pine flavor, sweet pine aroma and myrcene as the lead terpene.
Terpenes help give cannabis its aroma. Compare citrus, pine and earthy notes to find what appeals to you. The profile offers clues, not a guaranteed high.
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.
Research associations
- Sedating
- Muscle relaxant
- Anti inflammatory
General terpene associations, not effects confirmed for this strain. Evidence varies.
- Caryophyllene Spicy, peppery, woody
- Terpinolene Fresh, piney, floral, citrus
Listed as reported — no measured order on file for this strain.
Reported effects, at a glance. Dose, tolerance and setting can change the experience.
- Euphoric
- Happy
Ideas for your next session, drawn from strain reports. Find what fits your plans.
See the full list →What to look for when you open the jar, based on descriptions of this strain.
See the full profile →- Earthy
The reported taste, from the first impression to the finish. The batch and how you consume it can change what comes through.
See the full profile →- Sweet
- Best Time Night
- Era 1999
- Rarity Common
Genetics Indica-Dominant Hybrid A guide to lineage, not a reliable predictor of the high.
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 Reported: dry mouth and dry eyes. Responses vary — start low, go slow. Review safety →
Worth knowing
The details that shape the experience
The memorable details
- Legendary 80/20 indica hybrid from G13 x Hash Plant genetics by Sensi Seeds
- Hash-forward earthiness with pine, sweet spice, and complex terpene profile
- Dual-phase effects: euphoric mental clarity transitioning to profound body relaxation
- Exceptional therapeutic potential for anxiety, pain, insomnia, and stress management
Explore the full profile Complete experience record
Mind, body, and energy
Best enjoyed during night
Deep relaxation and sleep
Activities people choose it for
Effect Sources
- 1 Mr. Nice - Strain Information – Royal King Seeds royalkingseeds.com(opens in new tab)
- 2 Mr. Nice Strain Review wayofleaf.com(opens in new tab)
- 3 Tips for growing Mr. Nice cannabis leafly.com(opens in new tab)
- 4 Mr Nice Strain Review -Is This Indica Dominant Hybrid Stuff Stoners Like stuffstonerslike.com(opens in new tab)
- 5 Mr. Nice Marijuana Strain (Review) - Medical Jane medicaljane.com(opens in new tab)
- 6 Mr. Nice Guy Strain Feminized Marijuana Seeds vancouverseedbank.ca(opens in new tab)
- 7 Mr. Nice Seeds - Pacific Seed Bank pacificseedbank.com(opens in new tab)
- 8 Mr. Nice Weed Strain Information | Leafbuyer leafbuyer.com(opens in new tab)
- 9 Mr. Nice Marijuana Strain Information & Reviews - AllBud allbud.com(opens in new tab)
- 10 Cannabis Strain Review: Mr Nice ascendancystrains.com(opens in new tab)
- 11 Mr. Nice Weed Strain thcfarmer.com(opens in new tab)
- 12 Mr. Nice Seedbank mrnice.com(opens in new tab)
- 13 Mr. Nice Guy growdiaries.com(opens in new tab)
- 14 Pink Floyd (Mr Nice Seedbank) :: Cannabis Strain Info :: SeedFinder.eu seedfinder.eu(opens in new tab)
- 15 Full Spec Live Resin Badder Mr. Nice 1g (I) Full Spec - Uncle Ike's Cannabis Dispensary in Seattle, WA ikes.com(opens in new tab)
15 verified sources
Therapeutic reports
Medical Effect Sources
- 1 Mr. Nice - Strain Information – Royal King Seeds royalkingseeds.com(opens in new tab)
- 2 Mr. Nice Strain Review wayofleaf.com(opens in new tab)
- 3 Tips for growing Mr. Nice cannabis leafly.com(opens in new tab)
- 4 Mr Nice Strain Review -Is This Indica Dominant Hybrid Stuff Stoners Like stuffstonerslike.com(opens in new tab)
- 5 Mr. Nice Marijuana Strain (Review) - Medical Jane medicaljane.com(opens in new tab)
- 6 Mr. Nice Guy Strain Feminized Marijuana Seeds vancouverseedbank.ca(opens in new tab)
- 7 Mr. Nice Seeds - Pacific Seed Bank pacificseedbank.com(opens in new tab)
- 8 Mr. Nice Weed Strain Information | Leafbuyer leafbuyer.com(opens in new tab)
- 9 Cannabis Strain Review: Mr Nice ascendancystrains.com(opens in new tab)
- 10 Mr. Nice Weed Strain thcfarmer.com(opens in new tab)
- 11 Mr. Nice Seedbank mrnice.com(opens in new tab)
- 12 Mr. Nice Guy growdiaries.com(opens in new tab)
- 13 Pink Floyd (Mr Nice Seedbank) :: Cannabis Strain Info :: SeedFinder.eu seedfinder.eu(opens in new tab)
- 14 Full Spec Live Resin Badder Mr. Nice 1g (I) Full Spec - Uncle Ike's Cannabis Dispensary in Seattle, WA ikes.com(opens in new tab)
14 verified sources
Mental Effects
- •Anxiety Relief
Reduces anxiety and racing thoughts effectively
- •Stress Reduction
Calms stress and worry without heavy sedation
- •Depression Management
Elevates mood and alleviates depressive symptoms
- •PTSD Support
Helps manage PTSD symptoms and emotional trauma
Professor High visualization
Body Effects
- •Pain Management
Reduces chronic pain and muscular tension effectively
- •Sleep Aid
Promotes deep sleep and combats insomnia
- •Inflammation Reduction
Decreases inflammation and arthritis-related discomfort
- •Appetite Stimulation
Increases appetite and reduces nausea
- •Muscle Relaxation
Relieves muscle spasms and cramping
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.
Side effects and safer use
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.
Keep listening Music neighborhood
Sound neighborhood
Follow Mr. Nice into Relaxing High music.
TIWIH classifies this strain within the Relaxing High chemistry pattern. Separately, our editorial music map associates the same family with these sounds. It is a creative bridge—not a prediction or artist endorsement.
Open the jar
Aroma, flavor, and chemistry
Look closer Full sensory specimen
Aroma and flavor
Aroma & Flavor Sources
- 1 Mr. Nice - Strain Information – Royal King Seeds royalkingseeds.com(opens in new tab)
- 2 Mr. Nice Strain Review wayofleaf.com(opens in new tab)
- 3 Tips for growing Mr. Nice cannabis leafly.com(opens in new tab)
- 4 Mr Nice Strain Review -Is This Indica Dominant Hybrid Stuff Stoners Like stuffstonerslike.com(opens in new tab)
- 5 Mr. Nice Marijuana Strain (Review) - Medical Jane medicaljane.com(opens in new tab)
- 6 Mr. Nice Guy Strain Feminized Marijuana Seeds vancouverseedbank.ca(opens in new tab)
- 7 Mr. Nice Seeds - Pacific Seed Bank pacificseedbank.com(opens in new tab)
- 8 Mr. Nice Weed Strain Information | Leafbuyer leafbuyer.com(opens in new tab)
- 9 Cannabis Strain Review: Mr Nice ascendancystrains.com(opens in new tab)
- 10 Mr. Nice Weed Strain thcfarmer.com(opens in new tab)
- 11 Mr. Nice Seedbank mrnice.com(opens in new tab)
- 12 Mr. Nice cannabis.net(opens in new tab)
- 13 Pink Floyd (Mr Nice Seedbank) :: Cannabis Strain Info :: SeedFinder.eu seedfinder.eu(opens in new tab)
- 14 Full Spec Live Resin Badder Mr. Nice 1g (I) Full Spec - Uncle Ike's Cannabis Dispensary in Seattle, WA ikes.com(opens in new tab)
14 verified sources
Aromas
Flavors
Terpene profile
Terpene Sources
- 1 Mr. Nice Strain Review wayofleaf.com(opens in new tab)
- 2 Tips for growing Mr. Nice cannabis leafly.com(opens in new tab)
- 3 Mr Nice Strain Review -Is This Indica Dominant Hybrid Stuff Stoners Like stuffstonerslike.com(opens in new tab)
- 4 Mr. Nice Guy Strain Feminized Marijuana Seeds vancouverseedbank.ca(opens in new tab)
- 5 Mr. Nice Marijuana Strain Information & Reviews - AllBud allbud.com(opens in new tab)
- 6 Full Spec Live Resin Badder Mr. Nice 1g (I) Full Spec - Uncle Ike's Cannabis Dispensary in Seattle, WA ikes.com(opens in new tab)
6 verified sources
Secondary Terpenes
Supporting Terpenes
Appearance
Color Palette
Texture
Dense, compact bud structure with exceptional resin production and sticky, hash-like consistency inherited from Afghan genetics
Crystal Density
very high
Exceptional crystal coverage
Batch context Complete cannabinoid record
There’s more to a strain than THC%.
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
03 · AI interpretation
Professor High interprets the pattern
Takes a long, contemplative exhale
Okay, so here's what's happening right now with Mr. Nice coursing through my system. The first thing I notice is this warm wave of mental ease—like someone just turned down the volume on all the background noise in my brain. There's this genuine euphoric lift happening, not manic or racing, but more like... intellectual contentment. I'm finding connections between ideas that seemed unrelated five minutes ago, and there's this creative clarity that makes me want to explain complex concepts.
But here's where it gets interesting from a neurochemical perspective: that myrcene-heavy terpene profile is already starting its sedative march through my body. I can feel my shoulders dropping, jaw unclenching, that deep muscular relaxation spreading like warm honey. The caryophyllene is doing its CB2 receptor magic—I had some lower back tension that's just... dissolving.
The hash-forward flavor lingers beautifully, and I'm experiencing what I call the "Afghan embrace"—that classic indica body high that makes you appreciate the structural integrity of your couch. This is textbook two-phase pharmacology: cerebral elevation meeting profound physical sedation. Settles deeper into chair Yeah, Mr. Nice lives up to its legendary status.
Read this as an interpretation of the profile—not clinical advice, a product rating, or a guarantee.
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The helpful detail
Introduction to Mr. Nice
Mr. Nice stands as one of the most revered indica-dominant hybrids in cannabis history, earning its legendary status through an impeccable genetic lineage and consistently powerful effects. This 80% indica / 20% sativa powerhouse delivers a sophisticated blend of deep relaxation and gentle euphoria that has captivated cannabis enthusiasts since its creation by Sensi Seeds in 1999. Named after Howard Marks, the famous cannabis smuggler and author known as "Mr. Nice," this strain carries both cultural significance and exceptional therapeutic potential. With THC levels ranging from 13-22% and a modest CBD content of 0.1-4%, Mr. Nice offers a balanced cannabinoid profile that appeals to both recreational users seeking evening relaxation and medical patients managing various conditions.
🧬 Genetic Heritage & Lineage
Mr. Nice's prestigious lineage combines two iconic strains: the mysterious G13 and the robust Hash Plant. G13, shrouded in urban legend as a government research project strain, contributes profound body effects and exceptional potency. Hash Plant, an Afghanistan indica landrace, brings classic hashish flavors, dense resin production, and deeply sedating properties. This 1990s-era creation by Sensi Seeds represents peak cannabis breeding, designed to capture the best qualities of both parents while maintaining stability and consistency. The cross produces remarkably resinous buds with superior trichome density, reflecting its hash-making heritage. Some variations include Purple Mr. Nice, which incorporates Granddaddy Purple genetics for enhanced color and flavor complexity.
👃 Terpene Profile & Aromatics
Mr. Nice showcases a complex terpene profile dominated by Myrcene, Caryophyllene, Terpinolene, Limonene, and Linalool at approximately 2.46% total terpene content. Myrcene leads the aromatic experience with its earthy, musky character that enhances the strain's sedating qualities and contributes to the notorious "couch-lock" effect. Caryophyllene adds spicy, peppery notes while providing anti-inflammatory benefits through CB2 receptor activation. Terpinolene introduces surprising uplifting elements with pine and floral undertones, creating complexity that balances the heavy indica effects. The aroma profile unfolds in layers: initial notes of sweet earthiness give way to pungent pine and hash-like muskiness, followed by subtle spicy and fruity undertones. Breaking apart the buds releases intensified skunky, woody fragrances with hints of fresh coffee and apricot sweetness, creating an olfactory experience reminiscent of traditional hashish.
👅 Flavor Experience
The flavor journey of Mr. Nice delivers an authentic hash-forward taste that honors its Afghan heritage. On the inhale, you'll encounter robust earthy and sweet flavors with prominent pine notes that coat the palate. Mid-palate brings spicy, woody complexity with hints of sage, fruity berry, and subtle diesel undertones. The exhale leaves a lingering hashy, nutty aftertaste with touches of sweet coffee that many describe as reminiscent of traditional Lebanese or Moroccan hash. This flavor profile intensifies when vaporized at lower temperatures (350-375°F), allowing terpenes to shine without combustion harshness.
🎯 Effects & Experience
Mr. Nice delivers a dual-phase experience that begins with gentle cerebral euphoria within 5-10 minutes of consumption. You'll notice uplifted mood, happiness, and creative mental clarity that encourages conversation and artistic thinking. This mental stimulation lasts approximately 30-45 minutes before the indica body effects take command. The physical relaxation spreads from head to toe, releasing muscular tension and creating profound sedation that can lead to couch-lock in higher doses. Peak effects occur 1-2 hours after consumption, with total duration lasting 3-4 hours. Users report feeling deeply relaxed, calm, sleepy, and hungry as the experience progresses toward its conclusion. This strain exemplifies the classic "body high" that makes it ideal for evening use when you have no obligations remaining.
💚 Medical & Therapeutic Potential
Mr. Nice demonstrates significant therapeutic versatility with a balanced medical profile: 55% mental and 45% body benefits. For mental health applications, it may help manage anxiety, stress, depression, and PTSD through its calming terpene profile and mood-elevating properties. The combination of euphoria-inducing cannabinoids with anxiety-reducing terpenes creates mental peace without overwhelming sedation initially. For physical conditions, Mr. Nice may provide relief from chronic pain, inflammation, arthritis, muscle spasms, insomnia, and nausea. The high myrcene and caryophyllene content contributes to its analgesic and anti-inflammatory properties, while its sedating effects make it particularly effective for sleep disorders and those struggling with racing thoughts at bedtime. Many patients use it for appetite stimulation during evening hours.
👁️ Visual Characteristics
Mr. Nice produces visually striking buds characterized by dense, compact structure inherited from its Hash Plant lineage. The flowers display deep forest green coloration with purple undertones that intensify in cooler growing conditions, particularly in the Purple Mr. Nice variant. Vibrant orange, rust-colored pistils weave throughout the bud structure, creating beautiful contrast against the darker foliage. The true visual signature lies in the exceptional trichome coverage—a thick blanket of amber and milky-white crystal formations that give buds a frosted, resinous appearance worthy of hash production. This very high crystal density makes Mr. Nice particularly suitable for concentrate extraction.
🏆 Awards & Recognition
Mr. Nice has earned notable recognition in cannabis competitions, including Second Place at the 2004 High Life Cup, validating its exceptional quality and consumer appeal. While Sensi Seeds' broader catalog has won numerous High Times Cannabis Cup awards (including wins for Shark Shock, Super Silver Haze, and Black Widow), Mr. Nice continues building its reputation through consistent performance and widespread availability.
⚠️ Consumer Considerations
This strain suits intermediate to experienced consumers due to its potency and heavy effects. Novice users should start with small doses (one or two puffs) to assess tolerance. Common side effects include dry mouth, dry eyes, occasional dizziness, and rare instances of paranoia in sensitive individuals or with excessive consumption. Best enjoyed during evening or nighttime hours when deep relaxation and potential sleep are welcome outcomes. Mr. Nice pairs exceptionally well with meditation, creative projects, music appreciation, gentle yoga, and preparing for restful sleep.
Practical guide How people use it
Recommended Methods
Where it comes from Origins and lineage
Lineage Sources
- 1 Mr. Nice - Strain Information – Royal King Seeds royalkingseeds.com(opens in new tab)
- 2 Mr. Nice Strain Review wayofleaf.com(opens in new tab)
- 3 Tips for growing Mr. Nice cannabis leafly.com(opens in new tab)
- 4 Mr Nice Strain Review -Is This Indica Dominant Hybrid Stuff Stoners Like stuffstonerslike.com(opens in new tab)
- 5 Mr. Nice Marijuana Strain (Review) - Medical Jane medicaljane.com(opens in new tab)
- 6 Mr. Nice Guy Strain Feminized Marijuana Seeds vancouverseedbank.ca(opens in new tab)
- 7 Mr. Nice Seeds - Pacific Seed Bank pacificseedbank.com(opens in new tab)
- 8 Mr. Nice Weed Strain Information | Leafbuyer leafbuyer.com(opens in new tab)
- 9 Cannabis Strain Review: Mr Nice ascendancystrains.com(opens in new tab)
- 10 Mr. Nice Weed Strain thcfarmer.com(opens in new tab)
- 11 Mr. Nice Seedbank mrnice.com(opens in new tab)
- 12 Mr. Nice Guy growdiaries.com(opens in new tab)
- 13 Mr. Nice cannabis.net(opens in new tab)
- 14 Pink Floyd (Mr Nice Seedbank) :: Cannabis Strain Info :: SeedFinder.eu seedfinder.eu(opens in new tab)
14 verified sources
G13 and Hash Plant cross, primarily developed by Sensi Seeds in the 1990s
Genetics
Origin Timeline
First cultivated in 1999
Breeder
Sensi Seeds
Seed Bank
Sensi Seeds
On the record Awards and recognition
Competition Wins
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Strain reviews and videos
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Evidence and limits
Research notes
This profile assembles public facts in original language, links its supporting sources, and keeps gaps or disagreements visible. It is research provenance—not product or lab certification.
- Linked sources
- 22
- Sourced sections
- 9
- Claims under review
- 88
- Profile updated
- Aug 31, 2026
Research Edition Current profile edition
Updated August 31, 2026 · 9 profile areas with section-level sourcing Researched profile
This edition records This Is Why I'm High’s synthesis of published information about Mr. Nice. It describes source-supported patterns and uncertainty; it does not certify genetics, potency, safety, or any product batch.
- Profile sources
- 22
- Research evidence confidence
- 68%
- Edition date
- August 31, 2026
Evidence confidence summarizes source coverage and consistency for this profile synthesis. It is not a product rating, potency score, or guarantee about any batch.
Source coverage in this edition
- Classification 18 sources
- Lineage 14 sources
- Cannabinoids 13 sources
- Terpenes 6 sources
- Reported effects 15 sources
- Aromas 14 sources
- Flavors 15 sources
- Reported medical uses 14 sources
- Awards 3 sources
History tracking is active
Material changes are recorded as new editions using factual categories and source metadata. Source article prose and reviews are not copied into the history.
Research context What published research says
What does the research say about Mr. Nice?
Mr. Nice is a hybrid cannabis strain containing up to 22.0% THC, with a terpene profile dominated by Myrcene and Caryophyllene. 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.
Power-user detail Open sources and methodology
Research Methodology
How we compiled this strain profile
This strain profile was compiled from 22 published sources covering 'Mr. Nice'. 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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