What is the main difference between Grapefruit and Purple Haze?

Grapefruit is a Sativa strain (30% Indica / 70% Sativa) with THC levels of 20–25%, while Purple Haze is a Sativa strain (15% Indica / 85% Sativa) with THC levels of 24–28%.

Which strain has higher THC — Grapefruit or Purple Haze?

Purple Haze has higher THC at 24–28%, compared to Grapefruit at 20–25%.

Is Grapefruit or Purple Haze easier to grow?

Grapefruit has easy growing difficulty with a 8-9-week flowering period, while Purple Haze has easy difficulty with a 7-9-week flowering period. Grapefruit is a great choice for beginners.

What effects does Grapefruit have compared to Purple Haze?

Grapefruit produces energetic, uplifting, focused, creative, euphoric effects, ideal for morning use. Purple Haze produces creative, euphoric, giggly, social, energetic effects, best for morning use.

What terpenes are in Grapefruit and Purple Haze?

Grapefruit features Myrcene, giving it citrus, grapefruit, sweet flavors. Purple Haze features Myrcene, with berry, fruit, grape flavors.

Which medical conditions can Grapefruit and Purple Haze help with?

Grapefruit may help with arthritis, chronic pain, depression, fatigue, headaches, migraines, nausea, ptsd, stress, anxiety. Purple Haze may help with asthma, chronic pain, depression, fatigue, migraines, nausea, ptsd, stress, anxiety. Consult a healthcare professional before using cannabis for medical purposes.

Strain Encyclopedia

Grapefruit

Sativa — THC 25%

Purple Haze

Sativa — THC 28%

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

Home/Strain Comparisons/Grapefruit vs Purple Haze

Quick Verdict

Who wins in each category?

⚡

Potency

Purple Haze

🏥

Medical

Grapefruit

🌱

Growing

Tie

🍋

Flavor

Purple Haze

Strain Profile Comparison

Six-axis profile overlay — see where each strain excels

Grapefruit

Purple Haze

Effect Matchup

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

Grapefruit

Effect

Purple Haze

68%

Creative

100%

Energetic

60%

Euphoric

88%

Uplifting

77%

Focused

53%

Happy

Giggly

77%

Social

68%

Terpenes

53%

3 shared effects highlighted

Grapefruit — Potency

THC0%

CBD0%

Potency LevelStrong

Purple Haze — Potency

THC0%

CBD0%

Potency LevelVery Strong

Cinderella 99 x UnknownGrapefruit

Indica 30%Sativa 70%

Purple Thai x HazePurple Haze

Indica 15%Sativa 85%

Side-by-Side Specs

Green highlight indicates the superior value

Grapefruit

Profile Comparison

Shared (3)

EnergeticCreativeEuphoric

Only Grapefruit (3)

UpliftingFocusedHappy

Only Purple Haze (3)

GigglySocialTerpenes

Possible Side Effects

Shared

Dry mouthDry eyes

Only Grapefruit

Headache

Only Purple Haze

Dizzy

Growing Guide Comparison

Grapefruit

DifficultyEasy

Flowering8-9 weeks

HarvestEnd

Indoor Yield500g/m² (1.6oz/ft²)

Outdoor Yield300g/plant (10.6oz/plant)

Indoor Height80–100cm (31–39in)

Outdoor Height200–300cm (79–118in)

Plant StructureBushy

PhotoperiodPhotoperiod

Growing MethodIndoor, Outdoor

ClimateWarm

Purple Haze

DifficultyEasy

Flowering7-9 weeks

HarvestLate October

Indoor YieldHigh

Outdoor YieldMedium to High

Indoor HeightMedium

Outdoor HeightTall

Plant StructureTall and Stretchy

PhotoperiodPhotoperiod

Growing MethodIndoor, Outdoor

ClimateMediterranean

About These Strains

Grapefruit

Sativa 30/70 — THC 20–25%

Grapefruit is a longtime marijuana classic, a heady blend of the hybrid Cinderella 99 and a sativa bred specifically for its grapefruit flavor. With a sativa/indica ratio of 70:30, this strain packs a decidedly cerebral punch, with a major mood boost and intense euphoria.

THC levels have been charted at 20%, so this is a pretty powerful strain.

Purple Haze

Sativa 15/85 — THC 24–28%

Purple Haze is a sativa dominant hybrid (85% sativa/15% indica) strain that is a potent cross between the rare yet popular Purple Thai X Haze strains. This dank bud boasts a THC level ranging from 14-19% on average and an array of sativa and indica effects.

Purple Haze was named after Jimi Hendrix's classic 1967 song and is one of the most famous strains ever thanks to its popularity in the 1960s.

Which One Is Right for You?

Grapefruit and Purple Haze are both excellent strains with distinct characteristics. Grapefruit is a Sativa with 20–25% THC, while Purple Haze is a Sativa with 24–28% THC. Your choice depends on your preference for effects, growing difficulty, and intended use.

Choose Grapefruit

Grapefruit is a solid sativa with energetic, uplifting, focused effects.

Choose Purple Haze

Choose Purple Haze if you want higher THC potency. Purple Haze is a sativa dominant hybrid (85% sativa/15% indica) strain that is a potent cross between the rare yet popular Purple Thai X Haze strains.

Frequently Asked Questions

Common questions about Grapefruit vs Purple Haze

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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