THC
12.4–18%
Middle half of 123 lab tests · median 14.08%
CBD
0.2%
Middle half of 104 lab tests · median 0.16%
Genetics Split
Jack Herer is a 55% sativa hybrid from Greenhouse Seed Co. featuring citrus and spicy flavors with THC levels up to 20%.
Lineage
Haze x (Northern Lights #5 x Shiva Skunk)
Haze × Northern Lights #5 × Shiva Skunk
Explore family tree →Lab-Tested Profile
Measured in 123 flower lab tests of samples sold as Jack Herer by Analytical360, PSI Labs, SC Labs, 2011–2017. 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.
Effects
As reported by our data sources, most-cited first.
Terpene Profile
Relative levels from lab and source data.
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Terpene Fingerprint
Relative terpene levels from lab and source data
THC in this profile
18% THC
Growing Information
Flowering Time
8–10 weeks
Difficulty
moderate
Height (Indoor)
60-100cm
Height (Outdoor)
150-200cm
Yield (Indoor)
400-500 g/m²
About Jack Herer
Greenhouse Seed Co. offers a version of this nearly balanced hybrid, crossing Haze with a combination of Northern Lights #5 and Shiva Skunk. The profile is rich with caryophyllene oxide, myrcene, and limonene, resulting in a complex bouquet of citrus and fruity notes grounded by earthy spice. When consumed, it typically induces a happy, uplifting sensation alongside a relaxing body high that can lead to sleepiness. Medical users often seek it for managing stress, depression, or pain. For growers, this variety presents a moderate challenge. Indoors, plants reach a modest 60-100cm, while outdoor gardens see them stretch between 150-200cm. Expect flowering to take between 8-10 weeks, eventually yielding 400-500 g/m² under indoor lights. This cut tests with THC levels reaching up to 20% and provides a classic experience for enthusiasts of well-rounded hybrids.
Where to Buy Seeds
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Bred from Jack Herer
84 crosses in our database list Jack Herer as a parent.
Frequently Asked Questions about Jack Herer
Is Jack Herer an Indica, Sativa, or Hybrid?
Jack Herer is classified as a indica cannabis strain bred from a genetic cross of Haze × Northern Lights #5.
What cannabinoid content is reported for Jack Herer?
Jack Herer: 14.1% 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 Jack Herer?
Our data sources report these effects for Jack Herer: relaxed, sleepy, happy, body high. Individual experiences vary.
What does Jack Herer taste and smell like?
Our data sources list flavors of citrus, earthy, fruity and terpenes such as Bisabolol, Camphene, Caryophyllene for Jack Herer.
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Shared reported terpene or flavor notes; effects may differ
