Strain experience guide

Chemo

Also known as UBC Chemo, Kemo, UBC Cut, Chemo Kush

Chemo (UBC Chemo) is a legendary 90/10 pure Afghani-derived indica bred at the University of British Columbia in the 1970s. Earthy, pine, and woody in flavor with a myrcene-driven terpene profile, it delivers deeply relaxing, sleepy, euphoric effects paired with a noticeable appetite boost. A go-to nighttime strain, Chemo has built a reputation for supporting sleep, pain, nausea, and stress relief across decades of Canadian cannabis culture. Read more Show less

Quick Hits

What kind of high is Chemo?

An indica-dominant hybrid reported as relaxed, sleepy and euphoric. Picked for sleep & bedtime and evening wind down at night. The profile features woody pine flavor, pungent pine aroma and myrcene as the lead terpene.

High Family
Relaxing High
Deep Body Relaxation
Dominant Terpenes
Myrcene
Smells Earthy, musky, fruity
  • Caryophyllene Spicy, peppery, woody
  • Limonene Citrus, lemon, orange

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

How It Feels
Relaxed
  • Sleepy
  • Euphoric
Best For
Smells Like
Pungent pine
  • Earthy
  • Woody
Tastes Like
Woody pine
  • Earthy
  • Best Time Night
  • Era 1979
  • 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

  1. Pure Afghani-derived indica bred at UBC in the 1970s, a foundational Canadian genetic
  2. Myrcene-dominant terpene profile drives deep, sleepy, body-heavy relaxation
  3. Earthy, pine, and woody flavors with subtle sweet and spicy undertones
  4. A go-to nighttime strain for sleep support, appetite stimulation, and stress relief
Explore the full profile Complete experience record Relaxed · Sleepy · Euphoric

Mind, body, and energy

Relaxed Sleepy Euphoric Hungry

Best enjoyed during night

Deep relaxation and sleep

Activities people choose it for

Therapeutic reports

Mental Effects

40 %
  • •
    Anxiety Relief

    Reduces anxiety and nervous tension effectively

  • •
    Stress Reduction

    Calms mind and promotes relaxation without racing thoughts

  • •
    Depression Management

    Elevates mood and alleviates depressive symptoms

  • •
    PTSD Support

    Helps manage trauma-related anxiety and nightmares

Professor High showing Anxiety Relief and Pain Relief effects
Anxiety Relief Pain Relief

Professor High visualization

Body Effects

60 %
  • •
    Pain Management

    Relieves chronic pain and muscle tension effectively

  • •
    Nausea Relief

    Reduces nausea and vomiting from various causes

  • •
    Appetite Stimulation

    Increases appetite and combats loss of appetite

  • •
    Sleep Support

    Promotes deep sleep and combats insomnia

  • •
    Muscle Relaxation

    Eases muscle spasms and cramps significantly

  • •
    Inflammation Reduction

    Reduces inflammation and arthritis-related symptoms

  • •
    Seizure Management

    May help control seizure activity

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.

Dry Mouth
Dry Eyes
Dizziness
Paranoia

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

Keep listening Music neighborhood Follow Chemo into Relaxing High music

Sound neighborhood

Follow Chemo 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 Earthy · Pungent · Pine

Aroma and flavor

Aromas

Earthy
Pungent
Pine
Woody

Flavors

Woody
Earthy
Pine

Terpene profile

Appearance

Color Palette

deep forest green
olive green
dark moss green
fiery orange pistils
amber trichomes

Texture

Dense, tightly-packed indica bud structure typical of Afghani landrace genetics, with a generous coating of resin that gives the surface a frosty, sticky appearance.

Crystal Density

high

Heavy frost coating

Batch context Complete cannabinoid record THC 15-29% · Type I chemovar

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.

Type I THC-Dominant

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

Reported THC Range
15-29%
Professor High

03 · AI interpretation

Professor High interprets the pattern

Take a hit of Chemo and you'll feel the Afghani lineage announce itself almost immediately — a slow, creeping heaviness that starts in the shoulders and works its way down. The myrcene is doing its job right away, pulling your body toward the couch while a mellow euphoria softens your thoughts around the edges. I notice my appetite waking up fast — that classic indica munchies pull kicks in within twenty minutes. As the high deepens, the earthy, pine-and-pepper flavor lingers on the exhale, and my eyelids start getting heavy in the best way. This isn't a strain for multitasking — it's a strain for surrendering. By the time the peak hits, conversation slows, thoughts get comfortably quiet, and the body just... settles. It's a grounding, sedating experience that reminds you why pure indica landrace genetics have stuck around for fifty years. Perfect for closing out the day, not starting it.

Read this as an interpretation of the profile—not clinical advice, a product rating, or a guarantee.

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Go deeper

The helpful detail

Chemo: A Legendary West Coast Indica Built on Afghani Genetics

Few strains carry a name as memorable as Chemo. Bred at the University of British Columbia and traced back to a pure Afghani landrace, this 90% indica / 10% sativa has spent five decades as a cornerstone of Canadian cannabis genetics. You're looking at a strain whose reputation for heavy-handed relaxation, deep sleep support, and appetite stimulation has made it a staple in both recreational and medical circles.

🧬 Genetic Heritage & Lineage

Chemo (also known as UBC Chemo, Kemo, UBC Cut, and Chemo Kush) was developed in the late 1960s to 1970s, with most records pointing to 1979 as its origin year. Its lineage traces to a single primary ancestor:

  • Afghani — a hardy Hindu Kush landrace known for heavy resin production and deeply sedating, body-focused effects

That singular Afghani heritage is why Chemo presents as such a classic, unadulterated indica experience — there's no sativa parent muddying the profile. It's classified as a Type III chemovar, meaning it's THC-dominant with minimal CBD (under 1%), and its THC content can swing widely from 15% up to 29% depending on the cut and grower. You'll find Chemo genetics circulating through several established seed banks, including Dinafem Seeds, Federation Seeds, BC Bud Depot, Reeferman Seeds, and Royal King Seeds — a sign of how foundational this cut has become in Canadian breeding lines.

👃 Terpene Profile & Aromatics

Chemo's aromatic signature is anchored by Myrcene, the terpene most responsible for its heavy, sedating body-load. Rounding out the profile are Caryophyllene and Limonene:

  • Myrcene — earthy and herbal, the terpene that drives Chemo's sink-into-the-couch relaxation
  • Caryophyllene — peppery and spicy, a CB2-interacting terpene linked to physical comfort
  • Limonene — a lighter citrus note that helps keep the euphoria bright despite the heavy sedation

When you break open a bud, expect a nose full of earthy, pungent, and pine notes layered over woody, spicy, herbal, skunky, and sweet undertones — a complex, old-school indica aroma that announces itself immediately.

👅 Flavor Experience

On the inhale, you'll pick up the same woody and earthy backbone that defines the aroma, quickly joined by pine and a touch of sweetness. As the smoke settles on your palate, spicy and pungent notes emerge, with herbal and subtle floral hints lingering on the exhale. It's a flavor journey that stays true to its Afghani roots from first hit to last.

🎯 Effects & Experience

Chemo delivers a relaxed, sleepy body high that builds steadily rather than hitting all at once. You'll likely notice:

  • Relaxed — a full-body ease that settles into your muscles
  • Sleepy — a natural pull toward rest, especially as the high progresses
  • Euphoric and Happy — a mellow mental lift that softens the edges of the day
  • Hungry — a noticeable appetite boost
  • Body high — heavy, grounding physical sensation

Given the myrcene-forward profile, effects tend to deepen with time rather than peak sharply, making Chemo better suited to settling in for the night than powering through an afternoon.

🎮 Use Cases & Activities

This is a nighttime strain through and through. It's best reserved for:

  • Sleep & Bedtime — the sedating body high naturally supports winding down into sleep
  • Evening Wind-Down — ideal for decompressing after a demanding day
💚 Medical & Therapeutic Potential

Across available reports, Chemo's therapeutic value leans body-first (60%) with meaningful mental support (40%). Reported benefits include:

  • Pain Management — may help ease chronic pain and muscle tension
  • Nausea Relief — may help reduce nausea and vomiting
  • Sleep Support — may help combat insomnia and promote deeper rest
  • Appetite Stimulation — may help counter appetite loss
  • Anxiety Relief and Stress Reduction — may help calm a racing mind without added stimulation
📜 Cultural Context & Lore

The strain's name and nickname Chemo Kush aren't accidental — anecdotal reports repeatedly tie this cut to appetite and nausea support historically associated with chemotherapy patients, a reputation that's followed it since its UBC origins. Decades later, it remains commonly available across Canadian dispensaries and seed banks, a testament to the staying power of straightforward Afghani genetics.

⚠️ Consumer Considerations

With THC reported as low as 15% and as high as 29% depending on the batch, start low and go slow — especially with cuts on the higher end of that range. Because CBD sits below 1%, the experience is almost entirely THC-driven, so those sensitive to strong sedation or with low tolerance should approach carefully. Common mild side effects like dry mouth and dry eyes are easily managed with hydration and eye drops.

Practical guide How people use it Smoking · Vaping · Edibles

Recommended Methods

Smoking
Vaping
Edibles
Concentrates
Where it comes from Origins and lineage Afghani · bred by University of British Columbia

Chemo (UBC Chemo) is a pure indica strain developed at the University of British Columbia, with Afghani landrace genetics as its primary parent. The strain originated in the late 1960s to 1970s and has become a foundational genetics for Canadian cannabis breeding.

Genetics

Origin Timeline

First cultivated in 1979

Breeder

University of British Columbia

Seed Bank

Dinafem Seeds, Federation Seeds, BC Bud Depot, Reeferman Seeds, Royal King Seeds

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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
18
Sourced sections
8
Claims under review
75
Profile updated
Sep 20, 2026
Research Edition

Current profile edition

Updated September 20, 2026 · 8 profile areas with section-level sourcing
Featured research profile

This edition records This Is Why I'm High’s synthesis of published information about Chemo. It describes source-supported patterns and uncertainty; it does not certify genetics, potency, safety, or any product batch.

Profile sources
18
Research evidence confidence
74%
Edition date
September 20, 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 16 sources
  • Lineage 11 sources
  • Cannabinoids 13 sources
  • Terpenes 6 sources
  • Reported effects 14 sources
  • Aromas 14 sources
  • Flavors 14 sources
  • Reported medical uses 14 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 Peer-reviewed studies, terpene science & safety guidance

What does the research say about Chemo?

Chemo is a indica cannabis strain containing up to 29.0% 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.

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

Power-user detail Open sources and methodology 18 linked sources with section-level provenance

Research Methodology

How we compiled this strain profile

74%
Data Confidence

This strain profile was compiled from 18 published sources covering 'Chemo'. Our research pipeline cross-references these sources and reports how strongly they agree — see the confidence breakdown below.

Data Quality by Section

Terpenes Medium (6 sources)
Effects Low (14 sources)
Lineage Low (11 sources)
Medical Low (14 sources)
Aromas Low (14 sources)
Cannabinoids Low (13 sources)
Last updated: September 20, 2026

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