- Alien OG is a hybrid Hybrid (Sativa-dominant) strain originating from USA (California), dating back to 2010.
- Lab tests place its THC content at approximately 20-26%.
- Its lineage runs through Tahoe OG × Alien Kush, making it a key reference point for breeders.
- 2 documented strains descend from Alien OG, including modern market favourites.
- Dominant terpenes: Myrcene, Limonene, Caryophyllene — driving its signature aroma and effects.
About Alien OG
Alien OG pairs the classic Tahoe OG with the mysterious Alien Kush to create a powerful, sativa-leaning hybrid known for an exceptionally intense and uplifted high. The buds are dense and resin-heavy with a pungent, fuel-and-pine aroma carrying sweet lemon undertones. Effects strike quickly — an immediate cerebral rush backed by a warm, relaxing body presence — making it a favourite among daytime and creative users. It has been a staple of California dispensaries and has spawned a distinguished family of Alien crosses.
Flavor Profile
The Story & Lineage Origin
Californian growers developed Alien OG in the late 2000s by blending the well-established Tahoe OG with the harder-to-source Alien Kush. It gained a strong following for its balanced intensity and clean, uplifting character, and helped establish the popular "Alien" naming lineage across the West Coast.
Leafly ranks Alien OG among its 100 best weed strains of all time.
Seeds & Availability
Alien OG was bred by California breeders. Official seed packs from the breeder and authorized retailers sell out fast and are frequently counterfeited — verify pack authenticity (breeder logo, batch codes) before buying, and expect phenotype variation between packs.
Genetic Background
Tahoe OG (OG Kush pheno) crossed with the clone-only Alien Kush
Phenotypes & Cultivars
Alien OG is available in the following phenotypes and cultivars:
Terpene Profile
Alien OG is dominated by Myrcene, Limonene, Caryophyllene, along with 1 other minor terpenes. These compounds shape the strain's aroma, flavor, and reported effects.
Known Offspring
Strains that descend from Alien OG:
Frequently Asked Questions
What is the THC percentage of Alien OG?
Alien OG typically tests at 20-26% THC content in lab results, though actual potency varies by phenotype, growing conditions, and harvest. As a sativa-leaning strain, the THC delivers an uplifting cerebral experience.
Is Alien OG a sativa or indica?
Alien OG is a sativa-dominant hybrid cannabis strain (Hybrid (Sativa-dominant)). Bred from Tahoe OG × Alien Kush, its effects lean toward an uplifting, cerebral sativa experience. Users report: Euphoric, energetic, uplifted, creative, relaxing, focused.
Alien OG strain review — what to expect
Alien OG is known for Euphoric, energetic, uplifted, creative, relaxing, focused. A potent Cali sativa-dominant hybrid from Tahoe OG and Alien Kush, delivering an intense head-and-body charge in a single smoke. The aroma profile features pine, fuel, lemon, earth, skunk. Dominant terpenes: Myrcene, Limonene, Caryophyllene.
What is Alien OG crossed from?
Alien OG was bred from Tahoe OG × Alien Kush. Detailed ancestry: Tahoe OG (OG Kush pheno) crossed with the clone-only Alien Kush. This cross produces the strain's characteristic effects, terpene profile, and growth pattern.
What terpenes are in Alien OG?
Alien OG is dominated by Myrcene, Limonene, Caryophyllene, with 1 additional minor terpenes. These aromatic compounds shape the strain's signature flavor, aroma, and contribute to its reported effects through the entourage effect.
How much does Alien OG yield and how long does it flower?
Alien OG has a flowering time of 9-10 weeks and produces moderate to high yields. Plants reach medium to tall height, making it better suited for larger grow spaces with vertical room.
What is Alien OG and where does it come from?
Alien OG is a sativa-dominant hybrid cannabis strain that originates from USA (California). It belongs to the 2000s era of cannabis genetics. A potent Cali sativa-dominant hybrid from Tahoe OG and Alien Kush, delivering an intense head-and-body charge in a single smoke.
What is the genetic background of Alien OG?
Alien OG has the following ancestry: Tahoe OG (OG Kush pheno) crossed with the clone-only Alien Kush.
Is Alien OG indica or sativa?
Alien OG is a sativa-dominant hybrid cannabis strain. Learn how in indica vs sativa classification differs in our strain guide.
What does Alien OG smell and taste like?
Alien OG has a Pine, fuel, lemon, earth, skunk aroma, with flavors described as Pine, fuel, citrus, earthy, sweet. Its dominant terpenes are Myrcene, Limonene, Caryophyllene.
What are the effects of Alien OG?
Users report Euphoric, energetic, uplifted, creative, relaxing, focused. As a sativa-dominant strain, it leans toward uplifting cerebral effects.
How strong is Alien OG? (THC & CBD content)
Alien OG typically tests at 20-26% THC with low CBD. Strength always varies by grow and harvest.
Medical Applications
Alien OG is commonly associated with: