Black Demon OG

Experience relaxation like never before with Black Demon OG strain. Its potent Indica effects, rich genetics, and earthy aroma provide a perfect balance of relaxation and stress relief for any grower.
(78)
THC THC 17% - 20% (Medium)
Lineage Lineage OG Kush x Black Domina
Type Type Feminized
Climate Climate Temperate
Harvest Month Harvest Month October
Height Height 4.92 ft | 1.5 m
Yield Yield Medium
Yield Indoor Yield Indoor 1.31 - 1.47 oz/ft² | 400 - 450 g/m²
Yield Outdoor Yield Outdoor 17.64 oz/plant | 500 g/plant
Flowering Time Flowering Time 8 - 10 weeks
Phenotype Phenotype 80% Indica / 20% Sativa
For Beginners For Beginners Yes
Medical Medical Fatigue, Muscle Spasms, Stress
Effects Effects Calming, Happy, Relaxed
Flavors Flavors Citrus, Earthy, Lemon
Terpenes Terpenes Alpha-Cedrene, Alpha-Pinene, Terpineol, Caryophyllene, Borneol, Cadinene, Camphene, Citral, Limonene, Eugenol, Farnesene, Fenchol, Humulene, Linalool, Myrcene, Nerolidol, Phytol, Terpinolene

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Lineage Black Demon OG Strain

Black Demon OG is a mostly indica hybrid, 80% Indica / 20% Sativa, born from crossing OG Kush with Black Domina. It carries citrus, earthy and lemon flavors over a strong, mostly indica body high.

With a THC of 17% to 20%, it is a great choice for anyone after a strong, relaxing experience.

Origin

Black Demon OG was created by crossing two highly regarded varieties, OG Kush and Black Domina. This potent hybrid inherits genetics from Afghan Kush, Northern Lights, Hash Plant, Ortega, Chemdog and Hindu Kush.

That heavy indica background makes Black Demon OG a robust choice for growers. It combines the best of both parents into dense, resinous buds with high potency and a distinctive earthy aroma that will impress cannabis enthusiasts.

Black Demon OG Sativa or Indica?

Black Demon OG is an indica-dominant hybrid, 80% Indica / 20% Sativa. That makeup delivers powerful body effects that bring relaxation and stress relief, ideal for evening use.

Its indica genetics drive the sedative, heavy-bodied feel, perfect for unwinding after a long day, while the small sativa portion adds a mild, uplifting touch of the mind for a smooth, calming high.

Black Demon OG Effects

Black Demon OG delivers a calming, happy and relaxed experience, driven by its strong indica genetics. Many also turn to it for support with fatigue, muscle spasms and stress.

Its earthy, kushy aroma pairs with those sedative effects for a peaceful state of mind and body. With its potency, Black Demon OG is ideal for anyone after a robust, effective way to unwind. Effects vary from person to person.

Germinating Black Demon OG Seeds

It is important to germinate your Black Demon OG cannabis seeds carefully if you want to have a healthy harvest from day one. Although there are several methods to germinate our Feminized cannabis seeds, at Blimburn Seeds, we recommend our customers to follow our easy and simple technique.

Before removing our Black Demon OG Feminized seeds from their packaging, remember that cannabis seeds are alive and delicate. Bacteria can easily infect seeds and ruin the germination process, so be sure to wear gloves.

Set Up Your Germination Station: Begin by moistening two paper towels with room temperature water. Lay one paper towel on a plate and spread the seeds on it, spacing them about 2 cm apart.

Place the second paper towel on top of the seeds, and make sure to remove any excess water from the plate. Cover the setup with another opaque plate and store it in a warm, dark location.

Monitoring: Make sure paper towels are still moist by checking every 4-6 hours and spraying room temperature water. Typically, germination should occur within 24 to 120 hours.

Once the seeds have sprouted tap roots, plant them with the roots facing down and cover with about 2 cm of soil. Remember to water the soil regularly by spraying to keep it moist. It may take up to two weeks for the plants to start growing.

Ideal Conditions: Maintain a consistent temperature of 69.8 ĀŗF – 78.8 ĀŗF (21 ĀŗC – 26 ĀŗC) in the germination area. Use purified room temperature bottled water with a pH level between 5.5 and 6.5. Keep the seeds away from light, allowing exposure for less than 1 minute before and during germination. Avoid touching the seeds or applying pressure to them.

Record Keeping: To qualify for the three-month germination guarantee, it is necessary to follow all the steps outlined in our germination guidelines.

Please do not use alternative germination methods, such as using a water bottle or planting directly into soil. Document the germination process through photography or video, as it will be requested when assessing claims for replacement products.

Black Demon OG Flowering Time

Black Demon OG has a flowering time of 8 to 10 weeks, a relatively quick turnaround that still delivers the strain’s potency and yield.

This hybrid performs well indoors and outdoors, producing dense, resin-coated buds. It is favored for its fast flowering and high-quality harvest, a great option for experienced and novice growers alike.

How to Grow Black Demon OG Strain?

Black Demon OG seeds can be grown indoors or outdoors under optimal conditions. The plants are compact, robust, hardy and moderately easy to grow, though it is always worth guarding against pests. A few methods help retain and enhance the terpenes and flavors of your buds:

  • Use a quality substrate. Perlite, peat or coco coir are ideal for moisture retention.
  • In our customers’ experience with Black Demon OG, good technique can increase yields by up to 20%.

For indoor cultivation, we advise wide, vertical spaces and the ScrOG method to obtain a uniform canopy and build up the lower flowers.

If you plan to grow these feminized seeds outdoors, we also have an indoor grow guide for optimal cultivation anywhere in the world. Feed quality nutrients through the seedling, vegetative and flowering stages. Outdoors, choose a spot with the most direct sunlight; indoors, set up good tents, fabric pots, LED lighting, an air extractor and a carbon filter.

Keep daytime temperatures between 68 and 80 ℉, and night temperatures 7 to 9 ℉ cooler than the day. These plants prefer low humidity: 55 to 60% in the vegetative phase, around 40% in flowering, and down to 30% by harvest.

Outdoors in the northern hemisphere, sow in April for a harvest in mid-October, at about 17.64 oz per plant (500 g). Indoors, the cycle runs 8 to 10 weeks with yields of 1.31 to 1.47 oz/ft² (400 to 450 g/m²).

Ideal Climate for Growing

Black Demon OG flourishes in a temperate climate. Ideal conditions include a range of 70 to 85 ℉ (21 to 29 ā„ƒ), which supports robust growth and maximizes yield. The strain does best with plenty of sunlight, ideally around 12 hours a day, and good ventilation to keep humidity healthy and prevent mold.

In the United States, an ideal climate is found in California, Oregon, Nevada, Arizona, Texas, Florida and New Mexico, with the warm temperatures and plentiful sunshine the strain needs. Planted in well-draining soil, with proper watering and nutrition, Black Demon OG brings out its best for a more impressive harvest.

What does the Strain Smell Like?

The buds of Black Demon OG are rock-hard, soaked in resin and often carry a crystalline sheen from the sheer amount of trichomes. On the palate it blends bright citrus and lemon over a deep, earthy kush base, the signature of its OG Kush and Black Domina parents.

Black Demon OG makes for a smooth, soft smoke and a strong, relaxing experience. Thanks to its heavy resin production, it is also an ideal strain for high-quality extracts and concentrates that capture its citrus-earthy profile.

Experiencing the Strain

With a Medium THC of 17% to 20%, Black Demon OG is a flavorful indica that brings a happy, relaxed state of mind and body. It leaves you cheerful and at ease, perfect for the evening after a long day.

It is a mostly indica plant with a sturdy main stem that supports its satellite branches. It grows well indoors or outdoors, with a similar production and a higher yield when it gets full outdoor sunshine.

Black Demon OG seeds take around 8 to 10 weeks from germination to harvest. Feeding the right nutrients at each stage helps develop resinous buds and trichomes.

Cannabis Terpenes Black Demon OG Strain

Black Demon OG carries a broad eighteen-terpene profile that shapes both its citrus-earthy aroma and its calming, body-heavy effect, with four terpenes doing most of the work.

Myrcene brings a ripe, earthy-musky note that grounds the aroma and is widely linked to a deeply relaxing, sedative quality. It anchors the strain’s indica body weight and ties into its use for muscle spasms and winding down in the evening.

Limonene adds the bright citrus and lemon lift that defines the flavor and is commonly associated with an uplifted, positive mood. It lightens the heavy indica base and sits behind the strain’s happy, stress-easing side.

Caryophyllene contributes a warm, peppery spice and is the one terpene that interacts with the body’s CB2 receptors. Widely tied to calming, tension-soothing properties, it reinforces the strain’s use for muscle spasms and everyday stress.

Linalool adds a soft, floral note often linked to a calming, stress-easing effect. It settles the nervous system alongside the myrcene, deepening the overall sense of relaxation and comfort.

Rounding out the profile, Humulene and Terpineol add earthy, woody depth, Borneol and Camphene a cooling herbal edge, Citral and Terpinolene a fresh citrus-fruity brightness, and Alpha-Pinene, Alpha-Cedrene, Cadinene, Eugenol, Farnesene, Fenchol, Nerolidol and Phytol a subtle pine, spice and botanical backbone that fills out the aroma.

Remember you can choose feminized seeds, autoflower seeds, fast flowering seeds, cbd seeds or regular seeds, we send them in their original packaging directly to your home. Fast and discreet shipping with germination guarantee.

Flavors

Citrus

Citrus

Earthy

Earthy

Lemon

Lemon

Effects

Calming

Calming

Happy

Happy

Relaxed

Relaxed

Medical

Fatigue

Fatigue

Muscle Spasms

Muscle Spasms

Stress

Stress

Reviews

January 13, 2026

Bought a second pack at 50% off. Totally worth it!

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Aldo
December 25, 2025

Amazing results! My plants grew faster and stronger than ever.

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Chance
June 25, 2025

I was surprised by your free seed. I will buy again!!!

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Forest
June 23, 2025

I’m always thankful for their genuine service!

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How To Grow Black Demon OG

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