Heirloom OG cannabis strain
🍇 Indica🔥 THC 1924%🟠 High Potency🟡 Intermediate
⚡ THC24%
💙 CBD0.5%
Quick Facts
TypeIndica
RatioIndica-Dom
THC Range19–24%
CBD0.5%
CBN~0%
CBG~0%
THCV~0%
Flowering8–9 weeks
DifficultyModerate
YieldMedium
HeightShort
ParentsOG Kush

Heirloom OG

3.9
9 reviews
·🍇 Indica

Uncover the unparalleled serenity of a truly legendary cannabis strain, a pure Indica powerhouse designed for deep relaxation and profound well-being. This exceptional cultivar boasts an impressive 24% THC, delivering a powerful yet harmonious experience that begins with a wave of euphoria, uplifting your spirits and melting away daily tension. Soon, a pervasive sense of happiness settles in, preparing you for the soothing embrace of a full-body high that gently leads to a state of blissful sleepiness. The sensory journey is equally remarkable, with a complex flavor profile that pays homage to its OG Kush lineage. Expect the distinct, classic OG notes to greet your palate, beautifully complemented by rich, earthy undertones and a refreshing hint of pine. Bright citrus accents add a zesty counterpoint, while a subtle, spicy finish adds depth and intrigue. This remarkable strain, with its roots in California, United States, is a godsend for those seeking natural relief. It is highly effective in combating insomnia, making restless nights a thing of the past. Its potent calming properties also make it an excellent choice for alleviating stress, chronic pain, anxiety, and the pervasive weight of depression, offering a holistic path to tranquility. Cultivating this magnificent plant presents a moderate challenge, rewarding growers with premium, therapeutic buds. Though its original breeder remains unknown, its legacy as a direct descendant of the iconic OG Kush solidifies its place as a true gem in the cannabis world, embodying purity and potency.

THC Range
19–24%
CBD
0.5%
Flowering
8–9w
🧬 Indica / Sativa Ratio
Indica
Sativa
100%Indica-Dom0%

🌱 Genetics & Lineage

OG KushHeirloom OG

Heirloom OG was bred by crossing OG Kush.

🔬 Full Cannabinoid Profile

Minor cannabinoids contribute to the entourage effect — enhancing and modulating the impact of THC and CBD.

THC
24%
Primary psychoactive
CBD
0.5%
Non-psychoactive, balancing
CBN
~0%
Sedating, sleep aid
CBG
~0%
Anti-inflammatory
THCV
~0%
Energizing, appetite suppressant
CBC
~0%
Anti-inflammatory, mood

* Cannabinoid values are AI-estimated based on genetics. Exact levels vary by batch and grow conditions.

✨ Positive Effects

😌
Relaxed
Deep physical and mental relaxation. Perfect for unwinding after a stressful day or easing muscle tension.
🤩
Euphoric
Intense feelings of happiness and wellbeing. One of the most sought-after cannabis effects.
😄
Happy
Elevates mood and promotes feelings of joy, contentment, and overall wellbeing.
😴
Sleepy
Promotes drowsiness and helps you fall asleep faster and stay asleep longer.
🌿
Body High

⚠️ Possible Side Effects

Based on user reports and strain profile. Individual experiences may vary.

⚠️ Dry mouth⚠️ Dry eyes💫 Dizzy

🔥 How to Consume Heirloom OG

🚬
SmokingRecommended
Classic and fast-acting. Effects hit within minutes. Great for precise dosing.
💨
VaporizingGreat
Cleaner than smoking, preserves terpenes better. Smoother experience with full flavor profile.
🍪
EdiblesWorks
Strong THC — go very slow with edibles. Effects can be intense and last 4–8 hours.
🌿
Joints / BluntsRecommended
Social and smooth. Perfect for a relaxing evening smoke.
🫧
Bong / PipeWorks
Delivers a potent hit — recommended for experienced users only.
💎
Concentrate / DabWorks
Highly concentrated — only for experienced consumers. Intense and immediate effects.

👃 Aroma

🌫️ Earthy🌫️ Pine🌫️ Spicy

👅 Flavor

🍋 OG🍋 Citrus

💊 Reported to Help With

InsomniaStressPainAnxietyDepression

⚠️ These are user-reported effects, not medical advice. Always consult a healthcare provider.

🧬 Terpene Profile

Terpenes give Heirloom OG its distinctive aroma and contribute to its effects through the entourage effect.

🫚MyrceneDominant

Earthy, musky. The most abundant terpene in cannabis. Promotes relaxation and sedation. Also found in mangoes and hops — eating mango before consuming cannabis may intensify effects.

🌶️CaryophylleneSecondary

Spicy, peppery. The only terpene that also acts as a cannabinoid, binding directly to CB2 receptors. Strong anti-inflammatory properties. Also found in black pepper and cloves.

🍋LimoneneSecondary

Citrusy, fresh. Uplifting and mood-elevating. May reduce stress and anxiety. Commonly found in citrus peels. Known to enhance the absorption of other terpenes.

🌿 Growing Heirloom OG

Heirloom OG is a moderate-to-grow indica that flowers in 89 weeks. Plants reach a short height with a medium yield. A good choice for intermediate growers.

Difficulty
🟡 Moderate
Yield
🤑 Medium
Height
📏 Short
Flowering
⏱ 8–9w
🏡 Best Grow Environments
🏠
Indoor
Thrives indoors — compact size makes it easy to manage
🌤️
Outdoor
Does well in warm, dry climates
🐛 Pest & Disease Susceptibility
🕷️ Spider Mites(Medium)🐛 Aphids(Medium)🍂 Bud Rot(Medium)🍄 Powdery Mildew(Low)
🌱 Ready to grow Heirloom OG?

Find feminized, autoflowering, and regular Heirloom OG seeds from trusted seed banks. Solid choice for intermediate growers.

Find Seeds →

❓ People Also Ask About Heirloom OG

🔍 What is Heirloom OG and what are its alternative names?
Heirloom OG is a rare, pure indica cannabis strain. It is also known by the names High Octane OG or Nigel's OG.
🔍 What kind of effects can I expect from Heirloom OG?
Users typically report effects such as being relaxed, euphoric, happy, sleepy, and experiencing a body high. It is often chosen for its calming properties.
🔍 What are the prominent flavors and aromas of Heirloom OG?
Heirloom OG is characterized by a complex flavor profile that includes notes of citrus, strong earthy undertones, pine, and spices, with a hint of sour lemon.
🔍 What is the genetic background of Heirloom OG?
Heirloom OG is believed to be an heirloom cut of OG Kush. Its genetics are traced back to a cross between Chem Dog, Lemon Thai, and Pakistani Hindu Kush, contributing to its pure indica heritage.
🔍 What distinguishes Heirloom OG as an 'heirloom' strain?
As an heirloom strain, Heirloom OG represents genetics that have been preserved over generations, cultivated in a location distinct from its origin, and not extensively crossbred, maintaining characteristics of a pure indica.

⭐ User Reviews

3.9
9 reviews
5
44%
4
22%
3
11%
2
22%
1
0%
BG
Brianna G.✓ Verified
📍 Barcelona·7 reviews·Since 2022
🪴 Grow
4.0
Apr 2, 2025

"Easy first grow, great result"

This strain handled a pH issue mid-grow better than anything else I've grown. Recovered quickly and the final product was still excellent. Strong genetics.

Couch-lockGiggly
Helpful?
CK
Carlos K.✓ Verified
📍 Illinois·27 reviews·Since 2019
🪴 Grow
5.0
Jan 26, 2025

"Great yield for the effort"

First time growing and this was a great choice. Very forgiving if you make small mistakes and the plants stayed healthy throughout. Decent yield for a beginner setup.

Stress Relief
Helpful?
DX
Devon X.✓ Verified
📍 Vancouver·8 reviews·Since 2021
💊 Medical
5.0
Feb 18, 2026

"Helps a lot with my anxiety"

Works well for appetite issues — I deal with nausea from medication and this genuinely helps me eat a normal meal. Grateful I found it.

AppetiteCreativeGiggly
Helpful?
TD
Tanya D.✓ Verified
📍 Oregon·60 reviews·Since 2020
💊 Medical
5.0
Mar 9, 2026

"Recommend for chronic pain"

Suffer from anxiety and this really helps me calm down in the evenings without the paranoia that some high-THC strains give me. Very manageable and consistent.

Pain ReliefAnxiety ReliefEuphoric
Helpful?
JS
Jordan S.
📍 Vermont·8 reviews·Since 2019
🌿 Recreational
2.0
Nov 12, 2024

"Surprised me big time"

Three sessions in and I'm a convert. First hit you feel the body relax, then the head clears out nicely. Not too heavy, not too light — right in the sweet spot.

AppetiteEuphoric
Helpful?
SY
Samira Y.✓ Verified
📍 Illinois·56 reviews·Since 2022
🌿 Recreational
2.0
Mar 10, 2024

"Better than expected"

Three sessions in and I'm a convert. First hit you feel the body relax, then the head clears out nicely. Not too heavy, not too light — right in the sweet spot.

GigglyHappy
Helpful?
HP
Hazel P.✓ Verified
📍 Toronto·57 reviews·Since 2019
🪴 Grow
3.0
Oct 26, 2025

"Just harvested, super happy"

First time growing and this was a great choice. Very forgiving if you make small mistakes and the plants stayed healthy throughout. Decent yield for a beginner setup.

FocusSleepyAppetite
Helpful?
KF
Kevin F.
📍 Massachusetts·46 reviews·Since 2020
🪴 Grow
5.0
Feb 16, 2025

"Great yield for the effort"

Grew 4 plants outdoors this past season. They got big fast and the buds were dense and fragrant. Trimming was tedious but the end product made it worth it.

Body HighFocusCreative
Helpful?
TW
Tanya W.
📍 Texas·6 reviews·Since 2024
🪴 Grow
4.0
Jan 7, 2025

"Third run with this strain"

First time growing and this was a great choice. Very forgiving if you make small mistakes and the plants stayed healthy throughout. Decent yield for a beginner setup.

AppetiteFocusPain Relief
Helpful?
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