THC
11.1–18%
Middle half of 27 lab tests · median 13.55%
CBD
0.2%
Middle half of 24 lab tests · median 0.18%
Genetics Split
Seed Supreme’s Mk Ultra is an easy-to-grow indica hybrid that flowers in 7-8 weeks, delivering potent relaxation and sweet, piney flavors.
Lab-Tested Profile
Measured in 27 flower lab tests of samples sold as Mk Ultra by Analytical360, 2012–2015. Bar = middle half of results, tick = median.
Terpenes by weight · total 2.3% median
Lab results reflect the samples submitted under this name; batches, growers and phenotypes vary.
Terpene Profile
Relative levels from lab and source data.
Explore More
Terpene Fingerprint
Relative terpene levels from lab and source data
THC in this profile
18% THC
Growing Information
Flowering Time
7–8 weeks
Difficulty
easy
Height (Indoor)
80-100cm
Yield (Indoor)
400-500 g/m²
About Mk Ultra
Created by crossing the legendary Northern Lights and White Widow, this 65% indica hybrid is prized for its efficiency in the grow room. The version offered by Seed Supreme is particularly noted for its ease of cultivation and a fast flowering time of just seven to eight weeks. Indoor plants remain relatively short, peaking at 80 to 100 centimeters, yet they produce respectable yields of 400 to 500 grams per square meter. Its flavor is a classic mix of sweet, earthy, and pine notes, shaped by terpenes like linalool and humulene. With THC levels reaching up to 23%, the effects are characterized by a deep sense of relaxation and happiness. These traits make it a frequent choice for those seeking relief from insomnia, chronic pain, and stress. The compact stature and quick turnaround time make it an excellent option for growers with limited space who still desire a high-potency harvest.
Where to Buy Seeds
We may earn a commission from purchases made through these links.
Bred from Mk Ultra
7 crosses in our database list Mk Ultra as a parent.
Frequently Asked Questions about Mk Ultra
Is Mk Ultra an Indica, Sativa, or Hybrid?
Mk Ultra is classified as a hybrid cannabis strain bred from a genetic cross of Northern Lights × White Widow.
What cannabinoid content is reported for Mk Ultra?
Mk Ultra: 13.6% THC and 0.2% CBD reported in our data. The THC figure is a lab-test median. Potency can vary across harvests, phenotypes, and growing conditions.
What are the common effects of Mk Ultra?
Our data sources report these effects for Mk Ultra: relaxed, happy. Individual experiences vary.
What does Mk Ultra taste and smell like?
Our data sources list flavors of earthy, pine, sweet and terpenes such as Caryophyllene, Caryophyllene Oxide, Humulene for Mk Ultra.
If You Like Mk Ultra, Try...
Shared reported terpene or flavor notes; effects may differ
