Chronic cannabis strain
Hybrid🔥 THC 1822%🟠 High Potency🟡 Intermediate
⚡ THC22%
💙 CBD0.5%
Quick Facts
TypeHybrid
RatioSativa-Dom
THC Range18–22%
CBD0.5%
CBN~0.2%
CBG~0.6%
THCV~0.3%
Flowering8–9 weeks
DifficultyEasy
YieldVery High
HeightAverage
ParentsNorthern Lights × Skunk #1

Chronic

3.9
9 reviews
· Hybrid

Chronic is a classic hybrid from Serious Seeds, born from the legendary trio of Northern Lights, Skunk #1, and AK-47. Award-winning at multiple Cannabis Cups, it produces a smooth, balanced high that blends physical relaxation with mental uplift. Its sweet, earthy aroma and consistently high yields made it a staple of 1990s and 2000s cannabis culture. Chronic remains a reliable, well-rounded strain for all experience levels.

THC Range
18–22%
CBD
0.5%
Flowering
8–9w
🧬 Indica / Sativa Ratio
Indica
Sativa
40%Sativa-Dom60%

🌱 Genetics & Lineage

Chronic was bred by crossing Northern Lights × Skunk #1 × AK-47.

🔬 Full Cannabinoid Profile

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

THC
22%
Primary psychoactive
CBD
0.5%
Non-psychoactive, balancing
CBN
~0.2%
Sedating, sleep aid
CBG
~0.6%
Anti-inflammatory
THCV
~0.3%
Energizing, appetite suppressant
CBC
~0.4%
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.
😄
Happy
Elevates mood and promotes feelings of joy, contentment, and overall wellbeing.
🤩
Euphoric
Intense feelings of happiness and wellbeing. One of the most sought-after cannabis effects.
🚀
Uplifted
Lifts your spirits and leaves you feeling positive, optimistic, and sociable.
😴
Sleepy
Promotes drowsiness and helps you fall asleep faster and stay asleep longer.

⚠️ Possible Side Effects

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

⚠️ Dry mouth⚠️ Dry eyes⚠️ Dizziness🤕 Headache😰 Paranoia

🔥 How to Consume Chronic

🚬
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. Versatile — fits any occasion.
🫧
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🌫️ Woody🌫️ Herbal

👅 Flavor

🍋 Sweet🍋 Fruity

💊 Reported to Help With

StressPainDepressionInsomniaAnxiety

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

🧬 Terpene Profile

Terpenes give Chronic 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 Chronic

Chronic is a easy-to-grow hybrid that flowers in 89 weeks. Plants reach a average height with a very high yield. Perfect for beginners — forgiving and resilient.

Difficulty
🟢 Easy
Yield
🤑 Very High
Height
📏 Average
Flowering
⏱ 8–9w
🏡 Best Grow Environments
🏠
Indoor
Adaptable indoors with good light
🌤️
Outdoor
Versatile — performs well in most climates
🏡
Greenhouse
Ideal for consistent yields year-round
🐛 Pest & Disease Susceptibility
🕷️ Spider Mites(Low)🐛 Aphids(Low)🍄 Powdery Mildew(Low)
🌱 Ready to grow Chronic?

Find feminized, autoflowering, and regular Chronic seeds from trusted seed banks. Great pick for first-time growers.

Find Seeds →

❓ People Also Ask About Chronic

🔍 What is Chronic strain?
Chronic is a Cannabis Cup-winning hybrid from Serious Seeds, bred from Northern Lights, Skunk #1, and AK-47. It's known for its balanced, smooth high, sweet earthy flavor, and exceptional yields — a classic strain from the golden era of Dutch breeding.
🔍 Is Chronic indica or sativa?
Chronic is a slightly sativa-leaning hybrid (60% sativa / 40% indica). It delivers a well-rounded experience — mentally uplifting and mood-enhancing while also providing solid physical relaxation without heavy sedation.
🔍 What does Chronic smell like?
Chronic has a pleasant sweet and earthy aroma with woody and fruity undertones. It's not as pungent as some strains, making it relatively discreet. The smoke is smooth and the taste is clean and slightly sweet.
🔍 How much does Chronic yield?
Chronic is one of the highest-yielding strains available, which partly explains its name and popularity. Indoors it can produce 600g/m² under good conditions. Outdoors, plants can yield over a kilogram per plant in warm climates.
🔍 Who made the Chronic strain?
Chronic was bred by Simon of Serious Seeds in the Netherlands. It won the High Times Cannabis Cup in 1994, which launched it to global fame and cemented Serious Seeds' reputation as one of the premier Dutch seed banks.

⭐ User Reviews

3.9
9 reviews
5
33%
4
22%
3
44%
2
0%
1
0%
CP
Carlos P.✓ Verified
📍 Hawaii·61 reviews·Since 2019
🪴 Grow
4.0
Feb 23, 2026

"Third run with this strain"

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.

Pain ReliefGigglyBody High
Helpful?
JV
Jordan V.✓ Verified
📍 Florida·63 reviews·Since 2021
🪴 Grow
3.0
Jul 18, 2025

"Dense buds, strong genetics"

Second run with this strain. First time was a learning experience — this time I dialed in the nutrients and the difference was massive. Highly recommend.

Pain ReliefSleepy
Helpful?
JJ
Jake J.
📍 Illinois·21 reviews·Since 2022
🌿 Recreational
5.0
Oct 5, 2025

"Surprised me big time"

Shared this with a few friends on a camping trip and everyone loved it. Social, uplifting, zero anxiety. This is the kind of strain you keep coming back to.

Head HighStress ReliefAppetite
Helpful?
PM
Priya M.✓ Verified
📍 Illinois·10 reviews·Since 2017
🌿 Recreational
5.0
Jul 27, 2024

"Lives up to the hype"

Shared this with a few friends on a camping trip and everyone loved it. Social, uplifting, zero anxiety. This is the kind of strain you keep coming back to.

Anxiety ReliefBody HighHead High
Helpful?
LC
Liam C.
📍 Montana·33 reviews·Since 2023
🌿 Recreational
4.0
Oct 27, 2024

"Blew me away honestly"

Been searching for something like this for a while. The high is balanced and creative without making me anxious. Nice one. Buying again for sure.

FocusHead HighCreative
Helpful?
ES
Ethan S.✓ Verified
📍 Amsterdam·45 reviews·Since 2018
💊 Medical
3.0
Mar 5, 2024

"Better than anything else I've tried"

PTSD nights have been rough. This helps quiet the noise and actually lets me rest. Wouldn't say it fixes anything but it genuinely helps me cope.

GigglyHappy
Helpful?
OK
Owen K.✓ Verified
📍 Hawaii·28 reviews·Since 2020
🪴 Grow
3.0
Apr 18, 2025

"Perfect for beginners"

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.

EuphoricFocus
Helpful?
XY
Ximena Y.✓ Verified
📍 Nevada·23 reviews·Since 2017
💊 Medical
3.0
Oct 5, 2024

"Helps me get through the day"

After trying a dozen different strains for stress relief, this one has become my go-to. Body relaxation is real and it doesn't fog my brain during the day.

RelaxingPain ReliefHappy
Helpful?
RS
Rosa S.✓ Verified
📍 Washington·19 reviews·Since 2022
💊 Medical
5.0
Mar 13, 2025

"Real pain relief, no joke"

PTSD nights have been rough. This helps quiet the noise and actually lets me rest. Wouldn't say it fixes anything but it genuinely helps me cope.

Head HighGigglyPain Relief
Helpful?
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