G13 Haze

aka G-13 Haze, Government Indica Strain 1 Haze, Government Indica #1 +1 more

G13 Haze is a legendary sativa-dominant hybrid (80/20) that masterfully blends G13's potency with Haze's uplifting clarity. Bred by Barney's Farm, this award-winning strain delivers euphoric creativity, focused energy, and gentle body relaxation through its complex terpene profile dominated by caryophyllene, limonene, and myrcene. With THC levels reaching 18-29%, G13 Haze offers sweet citrus and pine flavors with spicy pepper notes, making it perfect for creative projects, social activities, and therapeutic relief from stress, depression, and fatigue.

The Short Answer

What kind of high is G13 Haze?

Caryophyllene-led and sweet-citrus on the palate, most often reported euphoric and picked for watching tv/movies.

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.

High Family
Balancing High
Quiet Aroma, Even Profile
🔥 THC-Dominant
Dominant Terpenes
Caryophyllene
Smells Spicy, peppery, woody
  • Anti inflammatory
  • Pain relief
  • Anti anxiety
  • Myrcene Earthy, musky, fruity
  • Limonene Citrus, lemon, orange

Listed as reported — no measured order on file for this strain.

How It Feels
Euphoric
  • Creative
  • Relaxed
Best For
Tastes Like
Sweet citrus
  • Pine
Smells Like
Sweet citrus
  • Pine

Same notes reported for taste

  • Best Time anytime
  • Era 1975
  • Rarity Common

Genetics Sativa-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 →

Strain Highlights

Key insights at a glance

1
Award-winning sativa hybrid with 1st place wins in 2006 and 2007
2
Delivers euphoric creativity and focused energy without anxious jitters
3
Complex citrus-pine-pepper flavor from caryophyllene-rich terpene profile
4
Potent THC 18-29% balanced with gentle body relaxation for all-day versatility

The Experience

Professor High Avatar

Professor High Says...

In-depth strain breakdown from Professor High, our AI cannabis expert

4.5 / 5 Rated 4.5 out of 5 by Professor High

The moment this strain hits, I feel this electric clarity washing over my mind—like someone turned up the brightness and contrast on reality. My thoughts start flowing in these beautiful, interconnected patterns, each idea sparking three more in rapid succession. There's this incredible creative momentum building, where my brain feels like it's operating at maximum efficiency without any of that scattered, anxious energy some sativas bring.

What fascinates me most is the dual-phase experience: first comes this rushing cerebral euphoria that makes everything feel significant and interesting, then about twenty minutes in, this gentle body warmth settles into my shoulders and back—not sedating, just... grounding. It's like my mind is soaring while my body provides this comfortable anchor.

The sensory enhancement is remarkable—music becomes layered and dimensional, colors seem more vibrant, and conversations flow with unusual depth and humor. I find myself laughing easily, making connections between disparate concepts, and feeling genuinely engaged with whatever I'm doing. This is functional euphoria—the kind that makes you want to create, explore, and connect rather than sink into the couch. The caryophyllene's peppery presence tingles pleasantly on my tongue, while the limonene keeps everything bright and optimistic. This is cannabis as cognitive enhancement tool, delivering focus wrapped in joy.

Sativa-Dominant Hybrid
Caryophyllene Forward
anytime Use

Effects Profile

Euphoric · Creative · Relaxed
Euphoric Creative Relaxed Happy

Best enjoyed during anytime

Balanced for any time of day

Best For

Watching TV/Movies · Work · Creative Projects

Look, Aroma & Taste

Aroma & Flavor

Citrus · Pine · Sweet

Aromas

Citrus
Pine
Sweet

Flavors

Citrus
Pine
Sweet

Terpene Profile

Caryophyllene leads · 8 terpenes mapped

Appearance

Deep forest green · Purple undertones

Color Palette

deep forest green
purple undertones
golden amber
bright orange pistils
rust-colored hairs
frosted trichomes

Texture

Dense, resinous bud structure with medium-to-heavy weight; sticky and crystalline to touch with substantial feel indicating proper cure

Crystal Density

very high

Exceptional crystal coverage

Chemistry & Research

Medical Effects

10 reported therapeutic uses on file

Mental Effects

70 %
  • Stress Relief

    Reduces mental tension and promotes calm focus

  • Depression Management

    Elevates mood and enhances mental clarity

  • Creative Stimulation

    Enhances creative thinking and mental engagement

  • Anxiety Reduction

    Alleviates anxiety without heavy sedation

  • ADHD/Focus Support

    Improves concentration and mental motivation

Professor High visualization

Body Effects

30 %
  • Pain Management

    Reduces chronic and acute pain sensations

  • Fatigue Relief

    Boosts energy and combats chronic tiredness

  • Inflammation Reduction

    Decreases inflammation throughout the body

  • Nausea Relief

    Alleviates nausea and stimulates appetite

  • Headache/Migraine Relief

    Reduces headache and migraine severity

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 G13 Haze?

G13 Haze is a hybrid cannabis strain containing up to 29.0% THC, with a terpene profile dominated by Myrcene and Limonene. This page currently has good data confidence. Below are profile sources when available plus authoritative resources for understanding the compounds in this strain.

Educational resources only — not medical advice. Always consult a qualified clinician for health decisions.

Cannabinoids (THC & CBD)

THC 18-29% · 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.

Type I THC-Dominant

High THC (>15%), low CBD (<1%) - Most common recreational strains

Reported THC Range
18-29%

Using It Well

Consumption Methods

Vaping · Smoking · Concentrates

Recommended Methods

Vaping
Smoking
Concentrates
Tinctures

Side Effects

Dry Mouth · Dry Eyes · +2 more

Side effects vary by individual. Start low, go slow. Consult a healthcare professional with concerns.

Dry Mouth
Dry Eyes
Dizziness
Anxiety

These are commonly reported effects. Individual experiences may vary based on dosage, tolerance, and consumption method.

Where It Comes From

Lineage & History

G13 × Haze · bred by Barney's Farm

G13 Haze is a sativa-dominant hybrid cross between G13 and Haze, known for its energetic and creative effects. The strain combines the potency of G13 with the uplifting characteristics of Haze.

Genetics

Origin Timeline

First cultivated in 1975

Breeder

Barney's Farm

Seed Bank

Barney's Farm

The Full Story

Detailed Description

The long-form profile · ~4 min read

G13 Haze: Where Legend Meets Euphoric Energy

G13 Haze stands as one of cannabis culture's most celebrated hybrids, combining the mysterious potency of G13 with the uplifting cerebral clarity of Haze. This sativa-dominant powerhouse (80% Sativa / 20% Indica) has earned its reputation through multiple competition wins and a devoted following across Europe and beyond. Bred by the renowned Barney's Farm, G13 Haze delivers a sophisticated experience that balances energetic mental stimulation with a gentle body relaxation, making it a versatile choice for daytime creativity, social engagement, and therapeutic relief.

🧬 Genetic Heritage & Lineage

The lineage of G13 Haze reads like cannabis royalty. The G13 parent strain carries legendary status, originating from a 1970s U.S. government research program (hence nicknames like "Government Indica #1"). This indica-leaning parent contributes potency and body effects, while the Haze parent—a pure sativa landrace with Hawaiian and Southeast Asian genetics—delivers the soaring cerebral high and complex terpene profile. Barney's Farm masterfully crossed these genetics to create a hybrid that captures the best of both worlds: G13's strength and Haze's clarity. The result first emerged in the 1970s breeding scene and has since become a staple in Amsterdam coffeeshops and European dispensaries, winning 1st place awards in 2006 and 2007.

👃 Terpene Profile & Aromatics

Caryophyllene dominates G13 Haze's terpene profile, contributing spicy, peppery notes and potential anti-inflammatory benefits through its unique ability to interact with CB2 receptors. This is complemented by Myrcene (earthy, herbal undertones), Limonene (bright citrus uplift), Pinene (fresh pine sharpness), and Terpinolene (floral, energetic qualities). The total terpene content of approximately 1.1% creates a complex aromatic bouquet that evolves as you experience the strain.

When you open a container of G13 Haze, you'll immediately notice sweet citrus notes that dance with fresh pine and tropical fruit accents. As the aroma develops, spicy pepper and earthy sage emerge, creating layers of complexity. Some batches reveal sandalwood depth and herbal freshness, while the citrus notes can lean toward lemon and orange depending on phenotype.

👅 Flavor Experience

The flavor journey of G13 Haze matches its aromatic complexity. On the inhale, you'll taste sweet citrus and pine that immediately coat your palate, followed by tropical fruit notes that add smoothness. The mid-palate brings spicy pepper and earthy sage, creating depth and character. As you exhale, herbal sandalwood lingers with a sweet finish that leaves you wanting another taste. The caryophyllene provides a peppery kick that tingles pleasantly, while limonene's citrus brightness keeps the experience fresh and uplifting.

🎯 Effects & Experience

G13 Haze delivers a euphoric cerebral rush that begins within minutes of consumption. You'll notice an immediate uplifting energy that sharpens focus and enhances creativity—perfect for artistic projects, brainstorming sessions, or engaging conversations. The mental effects are characterized by clear-headed motivation and heightened sensory perception that makes music, art, and nature particularly enjoyable.

Unlike pure sativas, G13 Haze incorporates a gentle body relaxation from its G13 genetics, preventing the jittery anxiety that sometimes accompanies high-THC sativas. This balanced effect profile means you'll feel energized yet grounded, focused yet relaxed. Many users report feeling giggly and talkative, making this an excellent social strain.

The effects typically peak around 30-45 minutes and can last 2-4 hours depending on dosage and consumption method. THC levels ranging from 18-29% (averaging around 21-23%) mean this strain packs serious potency—respect the dosage, especially if you're newer to cannabis.

🎮 Use Cases & Activities

G13 Haze excels in scenarios requiring creative energy and mental engagement. You'll find it perfect for creative projects like writing, painting, or music production. The social euphoria makes it ideal for gatherings, parties, or deep conversations with friends. The focus enhancement supports work tasks that require concentration without heavy sedation, though creative work suits it better than analytical tasks. Physical activities like hiking, yoga, or dancing benefit from the energetic yet relaxed state it provides.

💚 Medical & Therapeutic Potential

G13 Haze shows particular promise for mental wellness applications. The uplifting effects may help manage symptoms of depression and stress, while the focus enhancement could benefit those dealing with ADHD or concentration challenges. The mood elevation and anxiety reduction (at appropriate doses) make it valuable for emotional wellness.

Physically, the caryophyllene content may help with pain management and inflammation reduction. Users report relief from chronic fatigue, headaches, and migraines. The appetite stimulation can benefit those dealing with nausea or appetite loss. The energizing effects make it particularly suitable for combating fatigue-related conditions.

👁️ Visual Characteristics

G13 Haze buds display dense, resinous structure characteristic of quality hybrids. Expect deep forest green base colors accented by purple undertones in cooler-grown batches. Bright orange to rust-colored pistils spiral throughout the buds, creating striking visual contrast. The trichome coverage is heavy, giving buds a frosted, crystalline appearance that speaks to the strain's potency. The medium-to-dense bud structure makes them substantial in hand, with a sticky, resinous texture that indicates fresh, well-cured flower.

🏆 Awards & Recognition

G13 Haze earned 1st place honors in both 2006 and 2007, cementing its status as a competition-grade strain. It regularly appears in "Top 10 Haze Strains" lists and ranks among the most popular strains in Germany and Italy. Barney's Farm proudly features it as a Cup Winner in their catalog, and it maintains strong availability across European and North American markets.

⚠️ Consumer Considerations

G13 Haze suits intermediate to experienced users best due to its high THC content. Beginners should start with very small doses to gauge tolerance. The sativa dominance means it's better for daytime or early evening use rather than bedtime. Stay hydrated to manage dry mouth, and have eye drops handy for dry eyes. The energetic effects can occasionally cause dizziness in sensitive users, so consume in a comfortable setting initially.

Research Methodology

How we compiled this strain profile

73%
Data Confidence

This strain profile was compiled from 22 published sources covering 'G13 Haze'. Our research pipeline cross-references these sources and reports how strongly they agree — see the confidence breakdown below.

Data Quality by Section

Terpenes Low (10 sources)
Effects Low (17 sources)
Lineage Medium (17 sources)
Medical Low (14 sources)
Aromas Low (17 sources)
Cannabinoids Low (15 sources)
Last updated: August 14, 2026

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