What is the main difference between Alien OG and Critical Mass?

Alien OG is a Hybrid strain (50% Indica / 50% Sativa) with THC levels of 22–28%, while Critical Mass is a Indica strain (80% Indica / 20% Sativa) with THC levels of 19–22%.

Which strain has higher THC — Alien OG or Critical Mass?

Alien OG has higher THC at 22–28%, compared to Critical Mass at 19–22%.

Is Alien OG or Critical Mass easier to grow?

Alien OG has moderate growing difficulty with a 7-9-week flowering period, while Critical Mass has easy difficulty with a 6-8-week flowering period. Critical Mass is a great choice for beginners.

What effects does Alien OG have compared to Critical Mass?

Alien OG produces relaxing, tingling, euphoric, body high, happy effects, ideal for evening use. Critical Mass produces relaxing, sleepy, tingling, euphoric, happy effects, best for evening use.

What terpenes are in Alien OG and Critical Mass?

Alien OG features Myrcene, giving it citrus, lemon, pine flavors. Critical Mass features Myrcene, with citrus, honey, skunk flavors.

Which medical conditions can Alien OG and Critical Mass help with?

Alien OG may help with anxiety, chronic pain, fatigue, nausea, stress, pain. Critical Mass may help with add/adhd, arthritis, chronic pain, depression, fatigue, fibromyalgia, inflammation, insomnia, nausea, stress, pain, anxiety. Consult a healthcare professional before using cannabis for medical purposes.

Strain Encyclopedia

Alien OG

Hybrid — THC 28%

Critical Mass

Indica — THC 22%

Potency, effects, terpenes, flavors, growing difficulty, and medical uses — compared side by side.

Home/Strain Comparisons/Alien OG vs Critical Mass

Quick Verdict

Who wins in each category?

⚡

Potency

Alien OG

🏥

Medical

Critical Mass

🌱

Growing

Critical Mass

🍋

Flavor

Alien OG

Strain Profile Comparison

Six-axis profile overlay — see where each strain excels

Alien OG

Critical Mass

Effect Matchup

Side-by-side effect intensity — bars show relative prominence

Alien OG

Effect

Critical Mass

100%

Relaxing

100%

88%

Tingling

77%

Euphoric

68%

60%

Happy

60%

53%

Uplifting

53%

68%

Body High

Sleepy

88%

Body-buzz

46%

5 shared effects highlighted

Alien OG — Potency

THC0%

CBD0%

Potency LevelVery Strong

Critical Mass — Potency

THC0%

CBD0%

Potency LevelStrong

Tahoe OG x Alien KushAlien OG

Indica 50%Sativa 50%

Afghani x Skunk #1Critical Mass

Indica 80%Sativa 20%

Side-by-Side Specs

Green highlight indicates the superior value

Alien OG

Profile Comparison

Shared (5)

RelaxingTinglingEuphoricHappyUplifting

Only Alien OG (1)

Body High

Only Critical Mass (2)

SleepyBody-buzz

Possible Side Effects

Shared

Dry mouthDry eyes

Only Alien OG

Headache

Only Critical Mass

Anxious

Growing Guide Comparison

Alien OG

DifficultyModerate

Flowering7-9 weeks

HarvestEarly October

Indoor YieldHigh

Outdoor YieldMedium

Indoor Height120cm (47in)

Outdoor Height180cm (71in)

Plant StructureMedium

PhotoperiodPhotoperiod

Growing MethodIndoor, Outdoor

ClimateTemperate, Dry

Critical Mass

DifficultyEasy

Flowering6-8 weeks

HarvestSeptember Yield

Indoor Yield750g/m² (2.5oz/ft²)

Outdoor Yield600g/plant (21.2oz/plant)

Indoor HeightMedium

Outdoor HeightMedium

Plant StructureBushy

PhotoperiodPhotoperiod

Growing MethodIndoor, Outdoor

ClimateContinental, Dry

About These Strains

Alien OG

Hybrid 50/50 — THC 22–28% — CBD 1–1%

Alien OG, also known as “Alien OG Kush,” is an evenly balanced hybrid strain (50% indica/50% sativa) created through crossing the classic Tahoe OG X Alien Kush strains. Best known for its insane level of potency, Alien OG is the perfect bud for any experienced patients who appreciate a well-balanced high from head to toe.

It starts with a buzzy cerebral lift that fills your brain with a happy sense of euphoria, leaving no room for any negative moods or racing thoughts.

Critical Mass

Indica 80/20 — THC 19–22% — CBD 5–5%

Critical Mass is an indica dominant hybrid (80% indica/20% sativa) strain that's a cross between the iconic Afghani X Skunk #1 strains. This bud gets its name from the tendency of branches to break under the weight of the insanely dense buds.

It's not uncommon for growers to find branches of their Critical Mass plants littering the floors of their greenhouses.

Which One Is Right for You?

Alien OG and Critical Mass are both excellent strains with distinct characteristics. Alien OG is a Hybrid with 22–28% THC, while Critical Mass is a Indica with 19–22% THC. Your choice depends on your preference for effects, growing difficulty, and intended use.

Choose Alien OG

Choose Alien OG if you want higher THC potency, more cerebral/uplifting effects. Alien OG, also known as “Alien OG Kush,” is an evenly balanced hybrid strain (50% indica/50% sativa) created through crossing the classic Tahoe OG X Alien Kush strains.

Choose Critical Mass

Choose Critical Mass if you want easier growing, deeper body relaxation, higher CBD for medical use, broader medical applications. Critical Mass is an indica dominant hybrid (80% indica/20% sativa) strain that's a cross between the iconic Afghani X Skunk #1 strains.

Frequently Asked Questions

Common questions about Alien OG vs Critical Mass

Medical Disclaimer

The information on this page is for educational purposes only and is not intended as medical advice. Cannabis affects everyone differently. Consult a qualified healthcare professional before using cannabis for any medical condition. Effects, potency, and medical benefits may vary. Do not use cannabis if pregnant, nursing, or under the legal age in your jurisdiction.

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