Uw

aka U-Dub, UW Purple, UW Purp, U Dub, UW Black, Black 84, UW Black '84, UW Hashplant, University of Washington Purple, Udub

Quick Hits

😌
High Family
Relaxing High
Deep Body Relaxation
Potency
20% THC
0.0% CBD
Cannabinoid Content
Type Type III
indica
80/20
🌿
Terpene
Myrcene
Sedating
🌙
Best Time
night
Recommended
Era
1984
First cultivated
🌿
Rarity
Common
Market availability

Strain Highlights

Key insights at a glance

1
Deep indica sedation ideal for insomnia and nighttime pain relief
2
Sweet berry-grape flavor profile driven by Myrcene and Caryophyllene
3
Pacific Northwest legend — a Seattle clone-only strain since the 1980s
4
THC ranging 13–26% makes dosing mindfully essential for all users
Professor High Avatar

Professor High Says...

In-depth strain breakdown from our cannabis expert

Right, so the first thing I noticed was this warmth — like someone turned up the thermostat from the inside out. It starts in the chest, spreads across the shoulders, and then just... melts everything. The mental side is genuinely lovely — there's this soft euphoric cushion that settles around your thoughts, not the kind that makes you race, but the kind that makes everything feel gently resolved. I'm tasting grape and sweet berry with every exhale, and that Beta-Caryophyllene is definitely doing work because the tension in my lower back has basically dissolved. This is Myrcene doing what Myrcene does best — it's like the terpene equivalent of a weighted blanket. The sedation is building steadily, not abruptly. I'm lucid enough to appreciate the complexity of this experience, but my body is clearly filing a very polite but firm request to lie down soon. UW is the kind of strain that doesn't need to shout — it just quietly takes care of you.

Indica Dominant
Myrcene Forward
night Use

Effects Profile

Relaxed Sedated Euphoric Sleepy Hungry

Best enjoyed during night

Deep relaxation and sleep

Aromas

Berry Mix
Grape
Earthy
Pine
Spicy
Sugar
Floral

Flavors

Berry Mix
Grape
Pine
Earthy
Spicy
Sugar
Herbal

Cannabinoid Profile

Type III CBD-Dominant

High CBD (>15%), low THC (<1%) - Non-intoxicating therapeutic

THC Range
13-26%

Mental Effects

40 %
  • Stress Relief

    Calms racing thoughts and reduces tension

  • Anxiety Management

    Eases anxious feelings and promotes relaxation

  • Mood Enhancement

    Elevates mood and induces euphoric state

  • Depression Support

    Helps alleviate depressive symptoms temporarily

Professor High visualization

Body Effects

60 %
  • Pain Relief

    Reduces chronic pain and muscle tension effectively

  • Sleep Support

    Promotes deep sleep and reduces insomnia symptoms

  • Muscle Relaxation

    Eases muscle spasms and promotes relaxation

  • Appetite Stimulation

    Increases appetite and food intake desire

  • Migraine Relief

    Reduces severity and frequency of migraines

  • Anti-inflammatory

    Reduces joint inflammation and swelling

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.

UW is an indica-dominant strain with Northern Lights in its lineage, originating from the 1990s. Also known as U-Dub or UW Purple, it represents a clone-only strain with roots tracing back to unknown indica varieties and Afghan landrace genetics.

Origin Timeline

First cultivated in 1984

Breeder

University of Washington

Seed Bank

ILGM

Consumption Methods

Recommended Methods

🔥 Smoking
💨 Vaping
🍪 Edibles
💎 Concentrates

Side Effects

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

💧 Dry Mouth
👁️ Dry Eyes
⚠️ Dizziness
😰 Paranoia
⚠️ Couch-Lock

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

Awards & Recognition

Awards & Recognition Coming Soon

We're researching competition wins and industry recognition for this strain.

Detailed Description

UW (U-Dub): Seattle's Legendary Indica

UW — also known as U-Dub, UW Purple, or UW Purp — is one of the Pacific Northwest's most storied cannabis strains. Born from the underground cannabis culture surrounding the University of Washington in Seattle, this 80% indica / 20% sativa cultivar carries decades of regional history and a devoted following that stretches well beyond the Emerald City. Whether you call it UW, UW Purple, or its rarer alias Black '84, this is a strain with deep roots, complex flavors, and a powerfully sedating character.

🧬 Genetic Heritage & Lineage

The full genetic picture of UW is somewhat shrouded in mystery — a hallmark of its clone-only origin and underground provenance. Most sources trace its lineage back to Afghan landrace genetics, with Northern Lights frequently cited as a key ancestor. Some sources reference an early creation date of 1984, giving rise to the nickname Black '84. The strain is believed to have circulated in clone form throughout the Seattle cannabis community beginning in the late 1980s to early 1990s, eventually evolving into the various phenotypes now known as UW Purple, UW Hashplant, and UW Black. Its breeder is loosely attributed to the University of Washington community, though no formal breeder has claimed official credit.

👃 Terpene Profile & Aromatics

UW's terpene profile is lab-tested and well-documented, making it one of the more scientifically grounded aspects of this storied strain. The dominant terpenes include:

Terpene % Effect Contribution
Myrcene 0.85% Sedating, body-heavy relaxation
Beta-Caryophyllene 0.45% Pain relief, CB2 receptor activity
Alpha-Pinene 0.15% Mild alertness, memory retention
Humulene 0.15% Anti-inflammatory
Linalool 0.10% Calming, sleep-promoting

Myrcene dominates at 0.85%, which largely explains UW's deep body sedation and classic "couch-lock" indica character. Beta-Caryophyllene adds a spicy, peppery backbone to both the aroma and the analgesic profile. You'll notice the aroma is a rich, layered bouquet — opening with sweet berry and grape, deepening into earthy pine and spice, and finishing with a subtle floral and sage undertone. The overall nose is pungent and inviting, reminiscent of a ripe fruit bowl set on a forest floor.

👅 Flavor Experience

On the inhale, you'll encounter a lush wave of sweet berry and grape — the kind of flavor that makes you pause and take note. The mid-palate opens into earthy pine and herbal spice, adding depth and complexity. On the exhale, expect a slightly peppery, spicy finish with lingering herbal and woody notes. The full flavor journey is smooth and satisfying, making UW a pleasure to enjoy in any form.

🎯 Effects & Experience

UW delivers a classically indica experience with a gentle euphoric onset that transitions into deep physical relaxation. Effects typically begin within minutes:

  • Onset (0–10 min): Warm euphoria washes over the mind; mood lifts, tension dissolves
  • Peak (20–60 min): Heavy body relaxation sets in; muscles loosen, thoughts slow pleasantly
  • Late Stage (60+ min): Strong sedation and sleepiness; appetite stimulation common

THC ranges from 13–26% across phenotypes, so potency can vary significantly by batch. Novice consumers should approach with caution, while seasoned users will appreciate the strain's reliable, enveloping sedation.

🎮 Use Cases & Activities

UW excels as an evening and nighttime strain. You'll find it pairs well with:

  • Unwinding after a long, stressful day
  • Settling in for a movie or low-stimulation entertainment
  • Preparing your body and mind for restful sleep
  • Managing physical discomfort or tension

💚 Medical & Therapeutic Potential

UW may help with a range of conditions, supported by its terpene chemistry:

  • Insomnia: Myrcene + Linalool combination strongly supports sleep onset
  • Chronic pain: Beta-Caryophyllene's CB2 agonism may provide meaningful relief
  • Stress & anxiety: The deep body relaxation may help quiet anxious thought patterns
  • Muscle spasms: Frequently cited by users managing tension and spasms
  • Appetite stimulation: The "munchies" effect is notably reported

👁️ Visual Characteristics

UW Purple is visually striking. Buds are dense and chunky, typical of its heavy indica genetics. You'll notice deep forest green base coloration accented by rich purple and violet hues — especially in cooler-grown phenotypes. Rust-orange pistils weave through the buds, and a generous coating of frosty white trichomes gives the flower a crystalline, almost sugared appearance.

📜 Cultural Context & Lore

UW holds a special place in Pacific Northwest cannabis culture. Named after the University of Washington in Seattle, it became a local legend — passed from grower to grower as a coveted clone. Its various phenotypes (UW Purple, UW Black, UW Hashplant) reflect the strain's long journey through Seattle's underground cannabis community. Today, it remains a point of regional pride and is regularly featured in Washington State dispensaries.

⚠️ Consumer Considerations

Best suited for intermediate to experienced consumers due to its potentially high THC content and strong sedative effects. New consumers should start with a small dose and allow 20–30 minutes before redosing. Dry mouth and dry eyes are the most commonly reported side effects — stay hydrated and keep eye drops handy.

Appearance

Color Palette

deep forest green
rich purple
violet undertones
rust-orange pistils
frosty white trichomes
amber resin

Texture

Dense, chunky indica buds with a tight structure and heavy resin coating. Surface feels slightly sticky and crystalline due to generous trichome coverage.

Crystal Density

high

Heavy frost coating

Research Methodology

How we compiled this strain profile

72%
Data Confidence

This strain profile was generated by analyzing 22 independent sources mentioning 'Uw'. Our research pipeline cross-references multiple databases, lab results, and community reports to synthesize accurate strain data.

Data Quality by Section

Terpenes High (8 sources)
Effects Medium (16 sources)
Lineage Low (10 sources)
Medical Low (13 sources)
Aromas Low (16 sources)
Cannabinoids Low (10 sources)
Last updated: February 18, 2026

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