What is the main difference between Critical Mass and Sour Diesel?

Critical Mass is a Indica strain (80% Indica / 20% Sativa) with THC levels of 19–22%, while Sour Diesel is a Sativa strain (10% Indica / 90% Sativa) with THC levels of 24–28%.

Which strain has higher THC — Critical Mass or Sour Diesel?

Sour Diesel has higher THC at 24–28%, compared to Critical Mass at 19–22%.

Is Critical Mass or Sour Diesel easier to grow?

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

What effects does Critical Mass have compared to Sour Diesel?

Critical Mass produces relaxing, sleepy, tingling, euphoric, happy effects, ideal for evening use. Sour Diesel produces energetic, talkative, uplifting, creative, euphoric effects, best for morning use.

What terpenes are in Critical Mass and Sour Diesel?

Critical Mass features Myrcene, giving it citrus, honey, skunk flavors. Sour Diesel features Caryophyllene, with candy, citrus, dank flavors.

Which medical conditions can Critical Mass and Sour Diesel help with?

Critical Mass may help with add/adhd, arthritis, chronic pain, depression, fatigue, fibromyalgia, inflammation, insomnia, nausea, stress, pain, anxiety. Sour Diesel may help with anxiety, bipolar disorder, chronic pain, depression, fatigue, headaches, loss of appetite, migraines, nausea, ptsd, stress. Consult a healthcare professional before using cannabis for medical purposes.

Strain Encyclopedia

Critical Mass

Indica — THC 22%

Sour Diesel

Sativa — THC 28%

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

Home/Strain Comparisons/Critical Mass vs Sour Diesel

Quick Verdict

Who wins in each category?

⚡

Potency

Sour Diesel

🏥

Medical

Critical Mass

🌱

Growing

Critical Mass

🍋

Flavor

Sour Diesel

Strain Profile Comparison

Six-axis profile overlay — see where each strain excels

Critical Mass

Sour Diesel

Effect Matchup

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

Critical Mass

Effect

Sour Diesel

100%

Relaxing

46%

53%

Uplifting

77%

68%

Euphoric

60%

Happy

53%

88%

Sleepy

77%

Tingling

46%

Body-buzz

Energetic

100%

Talkative

88%

Creative

68%

Cerebral

41%

Focused

36%

4 shared effects highlighted

Critical Mass — Potency

THC0%

CBD0%

Potency LevelStrong

Sour Diesel — Potency

THC0%

CBD0%

Potency LevelVery Strong

Afghani x Skunk #1Critical Mass

Indica 80%Sativa 20%

Chemdawg 91 x Super SkunkSour Diesel

Indica 10%Sativa 90%

Side-by-Side Specs

Green highlight indicates the superior value

Critical Mass

Profile Comparison

Shared (4)

RelaxingEuphoricHappyUplifting

Only Critical Mass (3)

SleepyTinglingBody-buzz

Only Sour Diesel (5)

EnergeticTalkativeCreativeCerebralFocused

Possible Side Effects

Shared

Dry mouthDry eyes

Only Critical Mass

Anxious

Only Sour Diesel

Paranoid

Growing Guide Comparison

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

Sour Diesel

DifficultyModerate

Flowering7-9 weeks

HarvestOctober Yield

Indoor YieldMedium

Outdoor Yield600g/plant (21.2oz/plant)

Indoor Height90–160cm (35–63in)

Outdoor HeightMedium

Plant StructureBushy

PhotoperiodPhotoperiod

Growing MethodIndoor, Outdoor

About These Strains

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.

Sour Diesel

Sativa 10/90 — THC 24–28% — CBD 2–2%

Sour Diesel, otherwise known as "Sour D" or "Sour Deez" is a sativa dominant hybrid strain with a 90:10 sativa/indica ratio. The origin of Sour Diesel is frequently debated within the marijuana community.

Some say it's a cross between mass super skunk and 91 Chemdog, while others claim that it's a cross between Mexican sativa and a Chemdog phenotype.

Which One Is Right for You?

Critical Mass and Sour Diesel are both excellent strains with distinct characteristics. Critical Mass is a Indica with 19–22% THC, while Sour Diesel is a Sativa with 24–28% THC. Your choice depends on your preference for effects, growing difficulty, and intended use.

Choose Critical Mass

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

Choose Sour Diesel

Choose Sour Diesel if you want higher THC potency, more cerebral/uplifting effects. Sour Diesel, otherwise known as "Sour D" or "Sour Deez" is a sativa dominant hybrid strain with a 90:10 sativa/indica ratio.

Frequently Asked Questions

Common questions about Critical Mass vs Sour Diesel

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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