What is the main difference between Romulan and SFV OG?

Romulan is a Indica strain (100% Indica / 0% Sativa) with THC levels of 20–24%, while SFV OG is a Indica strain (70% Indica / 30% Sativa) with THC levels of 17–22%.

Which strain has higher THC — Romulan or SFV OG?

Romulan has higher THC at 20–24%, compared to SFV OG at 17–22%.

Is Romulan or SFV OG easier to grow?

Romulan has moderate growing difficulty with a 7-9-week flowering period, while SFV OG has moderate difficulty with a 8-week flowering period.

What effects does Romulan have compared to SFV OG?

Romulan produces sleepy, relaxing, hungry, euphoric, happy effects, ideal for evening use. SFV OG produces focused, relaxing, happy, creative, euphoric effects, best for evening use.

What terpenes are in Romulan and SFV OG?

Romulan features Myrcene, giving it citrus, pine, spicy flavors. SFV OG features Myrcene, with lemon, pine, skunk flavors.

Which medical conditions can Romulan and SFV OG help with?

Romulan may help with arthritis, chronic pain, depression, fibromyalgia, insomnia, migraines, muscle spasms, ptsd, stress, pain. SFV OG may help with add/adhd, anxiety, chronic pain, depression, inflammation, insomnia, migraines, muscle spasms, nausea, pms, stress, pain. Consult a healthcare professional before using cannabis for medical purposes.

Strain Encyclopedia

Romulan

Indica — THC 24%

SFV OG

Indica — THC 22%

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

Home/Strain Comparisons/Romulan vs SFV OG

Quick Verdict

Who wins in each category?

⚡

Potency

Romulan

🏥

Medical

SFV OG

🌱

Growing

Tie

🍋

Flavor

SFV OG

Strain Profile Comparison

Six-axis profile overlay — see where each strain excels

Romulan

SFV OG

Effect Matchup

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

Romulan

Effect

SFV OG

88%

Relaxing

88%

60%

Happy

77%

68%

Euphoric

60%

100%

Sleepy

77%

Hungry

53%

Body-buzz

46%

Sedative

Focused

100%

Creative

68%

Focus

53%

3 shared effects highlighted

Romulan — Potency

THC0%

CBD0%

Potency LevelStrong

SFV OG — Potency

THC0%

CBD0%

Potency LevelModerate

White Rhino x Unknown IndicaRomulan

Indica 100%Sativa 0%

SFV x OG KushSFV OG

Indica 70%Sativa 30%

Side-by-Side Specs

Green highlight indicates the superior value

Romulan

Profile Comparison

Shared (3)

RelaxingEuphoricHappy

Only Romulan (4)

SleepyHungryBody-buzzSedative

Only SFV OG (3)

FocusedCreativeFocus

Possible Side Effects

Shared

Dry mouthDry eyes

Only Romulan

Dizzy

Only SFV OG

Anxious

Growing Guide Comparison

Romulan

DifficultyModerate

Flowering7-9 weeks

HarvestOctober Yield

Indoor YieldMedium

Outdoor YieldMedium

Indoor HeightShort

Outdoor HeightShort

Plant StructureCompact

PhotoperiodPhotoperiod

Growing MethodIndoor, Outdoor

ClimateContinental, Dry

SFV OG

DifficultyModerate

Flowering8 weeks

HarvestLate September

Indoor YieldMedium

Outdoor YieldMedium

Indoor HeightShort to Medium

Outdoor HeightMedium

Plant StructureCompact

PhotoperiodPhotoperiod

Growing MethodIndoor, Outdoor

ClimateDry

About These Strains

Romulan

Indica 100/0 — THC 20–24% — CBD 1–1%

Romulan, naturally, gets its name from the hostile alien race in Star Trek. It's a fitting history, as outer space is the perfect backdrop for this indica strain out of British Columbia.

Topping out at 20-24% THC, Romulan is quite potent.

SFV OG

Indica 70/30 — THC 17–22% — CBD 1–1%

SFV OG, also known as "San Fernando Valley OG" to many members of the cannabis community, is a potent indica dominant (70% indica/30% sativa) phenotype of the OG Kush strain created by breeders at the infamous Cali Connection farms in the San Fernando Valley. This dank bud boasts an average THC level ranging from 17-22% and primarily indica effects.

Users describe the SFV OG high as one with an almost immediate onset of relaxing and sedative effects that leave you feeling moderately couch locked with a light pressure in mind and body that is pain relieving.

Which One Is Right for You?

Romulan and SFV OG are both excellent strains with distinct characteristics. Romulan is a Indica with 20–24% THC, while SFV OG is a Indica with 17–22% THC. Your choice depends on your preference for effects, growing difficulty, and intended use.

Choose Romulan

Choose Romulan if you want higher THC potency. Romulan, naturally, gets its name from the hostile alien race in Star Trek.

Choose SFV OG

SFV OG is a solid indica with focused, relaxing, happy effects.

Frequently Asked Questions

Common questions about Romulan vs SFV OG

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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