Strain experience guide
J1
Also known as Jack One, J-1, j 1, Jack 1, Jacked One, Jack One Piece
J1 (Jack One) is a 60/40 sativa-leaning hybrid crossing Jack Herer with Skunk #1, credited to Mountain Organics. Expect an energetic, uplifted, focused high that suits mornings, creative work, and conversation. It also won First Place Sativa Flower at the 2017 High Times World Cup, making it a celebrated daytime strain. Read more Show less
Quick Hits
What kind of high is J1?
A sativa-dominant hybrid reported as energetic, uplifted and creative. Picked for focus & concentration and brainstorming in the morning. The profile features sweet citrus flavor and aroma and terpinolene 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
- Uplifting
- Antioxidant
- Antibacterial
General terpene associations, not effects confirmed for this strain. Evidence varies.
- Caryophyllene Spicy, peppery, woody
- Myrcene Earthy, musky, fruity
Ordered by measured share — the exact percentages shift with every batch and cure.
Reported effects, at a glance. Dose, tolerance and setting can change the experience.
- Uplifted
- Creative
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.
Our sources describe this strain's flavor and its aroma the same way, so this card reads like the one beside it. That is what was reported, not a repeat.
See the full profile →- Earthy
- Pine
Same notes reported for aroma
- Best Time Morning
- Era —
- Rarity Common
Genetics Sativa-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
- Won First Place Sativa Flower at the 2017 High Times World Cup
- Terpinolene-dominant profile delivers bright citrus, pine, and skunky spice
- Energetic, focused, and uplifted effects suited to productive mornings
- Jack Herer meets Skunk #1 in a 60/40 sativa-leaning hybrid
Explore the full profile Complete experience record
Mind, body, and energy
Best enjoyed during morning
Energizing start to your day
Activities people choose it for
Effect Sources
- 1 J1 aka Jack One, Jack 1, J-1 Weed Strain Information | Leafly leafly.com(opens in new tab)
- 2 J1 Strain | Grown By Rio Vista Farms | Craft Cannabis j1strain.com(opens in new tab)
- 3 J1 Cannabis Strain | Quality Roots getqualityroots.com(opens in new tab)
- 4 J1 Weed Strain Information | Leafbuyer leafbuyer.com(opens in new tab)
- 5 J1 - Cannabis Strain | Cannapedia cannapedia.ai(opens in new tab)
- 6 J1 Strain | Jacked-Up Strain weedrepublic.com(opens in new tab)
- 7 J1 Strain Complete Review | AskGrowers askgrowers.com(opens in new tab)
- 8 J1 Strain - Hybrid Cannabis Review, 23% THC & 0.01% CBD hytiva.com(opens in new tab)
- 9 J1 Strain, Weed Strain Review, Cannabis Info 2021 | Strain Review strain-review.com(opens in new tab)
- 10 Cannabis Strain J-1, j 1, Jack One, Jack 1 Hybrid THC Dominant strainlists.com(opens in new tab)
- 11 J1 Cannabis Strain Effects strainsdb.org(opens in new tab)
- 12 J1 Strain Feminized Marijuana Seeds | Sonoma Seeds sonomaseeds.com(opens in new tab)
- 13 J1 Seeds - Pacific Seed Bank pacificseedbank.com(opens in new tab)
- 14 J1 - Cannabis Cultures Store cannabiscultures.co(opens in new tab)
- 15 J1 Seeds — THC 23% | Reviews | Seennabis seennabis.com(opens in new tab)
15 verified sources
Therapeutic reports
Medical Effect Sources
- 1 J1 aka Jack One, Jack 1, J-1 Weed Strain Information | Leafly leafly.com(opens in new tab)
- 2 J1 Strain | Grown By Rio Vista Farms | Craft Cannabis j1strain.com(opens in new tab)
- 3 J1 Weed Strain Information | Leafbuyer leafbuyer.com(opens in new tab)
- 4 J1 - Cannabis Strain | Cannapedia cannapedia.ai(opens in new tab)
- 5 J1 Strain | Jacked-Up Strain weedrepublic.com(opens in new tab)
- 6 J1 Strain Complete Review | AskGrowers askgrowers.com(opens in new tab)
- 7 J1 Strain - Hybrid Cannabis Review, 23% THC & 0.01% CBD hytiva.com(opens in new tab)
- 8 J1 Strain, Weed Strain Review, Cannabis Info 2021 | Strain Review strain-review.com(opens in new tab)
- 9 Cannabis Strain J-1, j 1, Jack One, Jack 1 Hybrid THC Dominant strainlists.com(opens in new tab)
- 10 J1 Cannabis Strain Effects strainsdb.org(opens in new tab)
- 11 WeedHub | J1 Strain - Definition weedhub.ca(opens in new tab)
- 12 J1 Strain Feminized Marijuana Seeds | Sonoma Seeds sonomaseeds.com(opens in new tab)
- 13 J1 Seeds - Pacific Seed Bank pacificseedbank.com(opens in new tab)
- 14 J1 - Cannabis Cultures Store cannabiscultures.co(opens in new tab)
- 15 J1 Seeds — THC 23% | Reviews | Seennabis seennabis.com(opens in new tab)
15 verified sources
Mental Effects
- •Depression Relief
Lifts low mood and promotes uplifted, happy feelings
- •Anxiety Relief
Eases anxious feelings and promotes a calmer mindset
- •Stress Relief
Reduces everyday stress while keeping the mind clear
- •ADD/ADHD Support
Improves focus and motivation for attention-related conditions
- •PTSD Support
May help ease symptoms of post-traumatic stress
- •Mood Stabilization
May help with mood swings and bipolar symptoms
Professor High visualization
Body Effects
- •Fatigue Relief
Boosts energy and counters tiredness during the day
- •Pain Management
Eases chronic pain and general physical discomfort
- •Appetite Stimulation
Helps with loss of appetite and nausea
- •Inflammation Reduction
May reduce inflammation and muscle tension
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 J1 into Energetic High music.
TIWIH classifies this strain within the Energetic 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 J1 aka Jack One, Jack 1, J-1 Weed Strain Information | Leafly leafly.com(opens in new tab)
- 2 J1 Strain | Grown By Rio Vista Farms | Craft Cannabis j1strain.com(opens in new tab)
- 3 J1 Cannabis Strain | Quality Roots getqualityroots.com(opens in new tab)
- 4 J1 Weed Strain Information | Leafbuyer leafbuyer.com(opens in new tab)
- 5 J1 - Cannabis Strain | Cannapedia cannapedia.ai(opens in new tab)
- 6 J1 Strain | Jacked-Up Strain weedrepublic.com(opens in new tab)
- 7 J1 Strain Complete Review | AskGrowers askgrowers.com(opens in new tab)
- 8 J1 Strain - Hybrid Cannabis Review, 23% THC & 0.01% CBD hytiva.com(opens in new tab)
- 9 J1 Strain, Weed Strain Review, Cannabis Info 2021 | Strain Review strain-review.com(opens in new tab)
- 10 Cannabis Strain J-1, j 1, Jack One, Jack 1 Hybrid THC Dominant strainlists.com(opens in new tab)
- 11 J1 Cannabis Strain Effects strainsdb.org(opens in new tab)
- 12 J1 Strain Feminized Marijuana Seeds | Sonoma Seeds sonomaseeds.com(opens in new tab)
- 13 J1 Seeds - Pacific Seed Bank pacificseedbank.com(opens in new tab)
- 14 J1 - Cannabis Cultures Store cannabiscultures.co(opens in new tab)
- 15 J1 Seeds — THC 23% | Reviews | Seennabis seennabis.com(opens in new tab)
15 verified sources
Aromas
Flavors
Terpene profile
Terpene Sources
- 1 J1 aka Jack One, Jack 1, J-1 Weed Strain Information | Leafly leafly.com(opens in new tab)
- 2 J1 Strain | Grown By Rio Vista Farms | Craft Cannabis j1strain.com(opens in new tab)
- 3 J1 Cannabis Strain | Quality Roots getqualityroots.com(opens in new tab)
- 4 J1 Strain: Jack Herer × Skunk #1, 21.9% THC | StrainCompass straincompass.com(opens in new tab)
- 5 J1 - Cannabis Strain | Cannapedia cannapedia.ai(opens in new tab)
- 6 J1 Strain Complete Review | AskGrowers askgrowers.com(opens in new tab)
- 7 J1 Strain - Hybrid Cannabis Review, 23% THC & 0.01% CBD hytiva.com(opens in new tab)
- 8 Cannabis Strain J-1, j 1, Jack One, Jack 1 Hybrid THC Dominant strainlists.com(opens in new tab)
- 9 J1 | The New York Cannabis Club thenewyorkcannabisclub.com(opens in new tab)
- 10 J1 Cannabis Strain Effects strainsdb.org(opens in new tab)
- 11 J1 | Hudson Valley Cannabis Club hudsonvalleycannabisclub.com(opens in new tab)
- 12 J1 Seeds - Pacific Seed Bank pacificseedbank.com(opens in new tab)
- 13 J1 - Cannabis Cultures Store cannabiscultures.co(opens in new tab)
- 14 J1 Seeds — THC 23% | Reviews | Seennabis seennabis.com(opens in new tab)
14 verified sources
Terpene Distribution
Terpene profile: Terpinolene 1.1%, Caryophyllene 0.3%, Myrcene 0.2%, Pinene 0.2%, Ocimene 0.1%, Limonene 0.1% .
Terpinolene Dominant
Flavor: Fresh, piney, floral, citrus
Full Profile
Terpinolene
1.1%
Flavor Profile:
Fresh, piney, floral, citrus
Effects:
Caryophyllene
0.3%
Flavor Profile:
Spicy, peppery, woody
Effects:
Myrcene
0.2%
Flavor Profile:
Earthy, musky, fruity
Effects:
Pinene
0.2%
Flavor Profile:
Pine, fresh forest
Effects:
Ocimene
0.1%
Flavor Profile:
Sweet, herbaceous, woody
Effects:
Limonene
0.1%
Flavor Profile:
Citrus, lemon, orange
Effects:
Appearance
Color Palette
Texture
Typically medium-dense, sativa-leaning buds with a sticky resin coat. Appearance varies by grower and phenotype, so look for an even frost of trichomes and a strong citrus-pine aroma as quality markers.
Crystal Density
high
Heavy frost coating
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
Okay, this is precisely what a terpinolene-forward chemovar is supposed to do. The first thing I noticed was a bright, sparkling lift behind the eyes. It's like someone opened the blinds in my prefrontal cortex and let the morning sun stream in. My thoughts feel crisp and orderly, and I'm genuinely eager to tackle my notes.
That sharp pine-citrus taste is still on my tongue. Pinene seems to be keeping me alert, and the limonene glow is turning my mood decidedly sunny. I'm also noticing I want to talk, explaining CB2 receptors to anyone who will listen.
Under all that cerebral fizz, there's a soft cushion of body ease. That's likely the caryophyllene and myrcene, which keep the energy from turning jittery. My shoulders have dropped an inch, yet I feel ready to hike a trail or fill a whiteboard with diagrams.
This is productive euphoria, not couch gravity. Fair warning, though: one puff too many and my thoughts start sprinting ahead of me. Pace yourself, and J1 is a brilliant lab partner.
Read this as an interpretation of the profile—not clinical advice, a product rating, or a guarantee.
Learn more with AI
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Go deeper
The helpful detail
J1: An Award-Winning Daytime Hybrid
J1, also known as Jack One, J-1, or Jack 1, is a sativa-leaning hybrid (60% sativa / 40% indica) built from two foundational genetics: Jack Herer and Skunk #1. With 18–24% THC and a bright, terpinolene-dominant terpene profile, it has a reputation as a wake-up-and-focus strain. It also earned First Place Sativa Flower at the 2017 High Times World Cup.
🧬 Genetic Heritage & Lineage
Most sources describe J1 as Jack Herer x Skunk #1 and credit the breeder Mountain Organics. One source lists The One in place of Skunk #1, so the second parent isn't fully settled. Seeds are offered through Sonoma Seeds, and the strain is considered commonly available. You may also see it sold as Jacked One or Jack One Piece.
👃 Terpene Profile & Aromatics
Total terpene content runs around 2%, and terpinolene contributes over half of it. Reported figures vary between sources, so treat these as typical values rather than guarantees:
- Terpinolene (~1.1%) — fresh, piney-citrus and herbal. It is associated with the uplifting, energetic character that defines J1.
- Caryophyllene (~0.3%) — peppery spice. It is a CB2 receptor agonist, which links it to physical comfort.
- Myrcene (~0.2%) — an earthy, musky base that adds a light touch of body relaxation.
- Pinene (~0.2%) — sharp pine, associated with alertness and focus.
- Ocimene (~0.1%) — a sweet, herbaceous lift.
- Limonene (~0.1%) — citrus brightness tied to mood elevation.
On the nose, you'll pick up citrus and lemon over a sweet core. Underneath sit pine, earthy, and spicy layers, finished with a pungent, skunky funk.
👅 Flavor Experience
- Inhale — zesty citrus and lemon with a sweet, fruity edge
- Mid-palate — crisp pine and a peppery spice from caryophyllene
- Exhale — earthy, skunky depth that lingers
🎯 Effects & Experience
J1's reported effects lean heavily cerebral:
- Energetic and uplifted — the first and most consistent impressions
- Focused — a clear-headed concentration that suits task work
- Creative — ideas tend to flow more freely
- Happy and euphoric — a bright mood lift
- Talkative — many users find it social and chatty
- Relaxed — a mild body ease that keeps the energy from feeling frantic
The experience typically opens with mood elevation and energy. It then settles into a productive, focused groove, with a gentle physical calm underneath. At 18–24% THC, the dose matters: small amounts keep things clear, while larger ones can push toward racing thoughts.
🎮 Use Cases & Activities
- Morning routine & coffee time — the most common recommendation for timing
- Focus & concentration, writing, and brainstorming
- Painting & drawing and other hands-on creative work
- Hiking and gym workouts, where the energy is an asset
- Conversations that benefit from its talkative streak
💚 Medical & Therapeutic Potential
Reports suggest J1 may help with:
- Stress and low mood — its most frequently cited uses
- Anxiety — though sensitive users should note it can also provoke anxiety
- Focus difficulties, including ADD/ADHD-related symptoms
- Fatigue — through its energizing effects
- Mild pain, inflammation, and low appetite
These are user reports, not clinical findings. Consult a healthcare provider before using cannabis therapeutically.
🏆 Awards & Recognition
- First Place, Sativa Flower — High Times World Cup (2017)
⚠️ Consumer Considerations
J1 is a Type I chemovar: THC-dominant, with CBD between 0.01% and 1%. That means little CBD is present to soften THC's intensity. Commonly reported side effects include:
- Dry mouth and dry eyes
- Dizziness
- Anxiety or paranoia at higher doses
It suits daytime users who want productivity and mood lift over sedation. If you're prone to THC-related anxiety, start with a small dose.
Practical guide How people use it
Recommended Methods
Where it comes from Origins and lineage
Lineage Sources
- 1 J1 aka Jack One, Jack 1, J-1 Weed Strain Information | Leafly leafly.com(opens in new tab)
- 2 J1 Strain | Grown By Rio Vista Farms | Craft Cannabis j1strain.com(opens in new tab)
- 3 J1 Cannabis Strain | Quality Roots getqualityroots.com(opens in new tab)
- 4 J1 Strain: Jack Herer × Skunk #1, 21.9% THC | StrainCompass straincompass.com(opens in new tab)
- 5 J1 Weed Strain Information | Leafbuyer leafbuyer.com(opens in new tab)
- 6 J1 - Cannabis Strain | Cannapedia cannapedia.ai(opens in new tab)
- 7 J1 Strain | Jacked-Up Strain weedrepublic.com(opens in new tab)
- 8 J1 Strain Complete Review | AskGrowers askgrowers.com(opens in new tab)
- 9 J1 Strain - Hybrid Cannabis Review, 23% THC & 0.01% CBD hytiva.com(opens in new tab)
- 10 J1 Strain, Weed Strain Review, Cannabis Info 2021 | Strain Review strain-review.com(opens in new tab)
- 11 Cannabis Strain J-1, j 1, Jack One, Jack 1 Hybrid THC Dominant strainlists.com(opens in new tab)
- 12 J1 | The New York Cannabis Club thenewyorkcannabisclub.com(opens in new tab)
- 13 J1 Cannabis Strain Effects strainsdb.org(opens in new tab)
- 14 WeedHub | J1 Strain - Definition weedhub.ca(opens in new tab)
- 15 J1 Strain Feminized Marijuana Seeds | Sonoma Seeds sonomaseeds.com(opens in new tab)
- 16 J1 | Hudson Valley Cannabis Club hudsonvalleycannabisclub.com(opens in new tab)
- 17 J1 - Cannabis Cultures Store cannabiscultures.co(opens in new tab)
- 18 J1 Seeds — THC 23% | Reviews | Seennabis seennabis.com(opens in new tab)
18 verified sources
J1 (Jack One) is a cross of Jack Herer and Skunk #1, reported by most sources; one source also mentions The One as an alternative to Skunk #1.
Genetics
Breeder
Mountain Organics
Seed Bank
Sonoma Seeds
Historical information is actively being researched. Details will be updated as more verified data becomes available.
On the record Awards and recognition
Award Sources
- 1 J1 Cannabis Strain | Quality Roots getqualityroots.com(opens in new tab)
- 2 J1 - Cannabis Strain | Cannapedia cannapedia.ai(opens in new tab)
- 3 J1 | The New York Cannabis Club thenewyorkcannabisclub.com(opens in new tab)
- 4 J1 | Hudson Valley Cannabis Club hudsonvalleycannabisclub.com(opens in new tab)
4 verified sources
Competition Wins
First Place Sativa Flower, High Times World Cup (2017)
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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
- 23
- Sourced sections
- 9
- Claims under review
- 80
- Profile updated
- Oct 1, 2026
Research Edition Current profile edition
Updated October 1, 2026 · 9 profile areas with section-level sourcing Featured research profile
This edition records This Is Why I'm High’s synthesis of published information about J1. It describes source-supported patterns and uncertainty; it does not certify genetics, potency, safety, or any product batch.
- Profile sources
- 23
- Research evidence confidence
- 74%
- Edition date
- October 1, 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 19 sources
- Lineage 18 sources
- Cannabinoids 18 sources
- Terpenes 14 sources
- Reported effects 15 sources
- Aromas 15 sources
- Flavors 18 sources
- Reported medical uses 15 sources
- Awards 4 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 J1?
J1 is a hybrid cannabis strain containing up to 24.0% THC, with a terpene profile dominated by Terpinolene 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 23 published sources covering 'J1'. 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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Suggest a Factual Correction
Flag a name, lineage, source, image, or chemistry issue for private editorial review.