- Median THC
- 15.8%
- Flowering
- 9–10 weeks (~67 days)
What labs found
- Median THC
- 15.8%
- Typical range
- 11.3–20.1%
- Lab tests
- 24
- States
- 1
0%40%
This is a small number of tests, so treat the range as rough.
Flower tested under this name in legal US markets, 2014–2017. The range covers the middle 90% of tests. Growers and labs vary, so a given jar can fall outside it. Data: Jikomes & Zoorob (CC0), Cannabis Wise Guys (CC BY 4.0), Cannlytics (CC BY 4.0).
About Emerald Jack
Emerald Jack is a sativa cross combining Jack Herer and Emerald OG. Known for pine, earthy, citrus aromatics.
In grower catalogs and dispensary menus, Emerald Jack is documented as a sativa cross combining Jack Herer and Emerald OG. In breeding programs, it has served as a parent line for OG Critical. It is recorded in state compliance flower testing in WA (2014 and 2017). reaching tall plant height and finishing in 9–10 weeks (~67 days).
Aroma and flavor
Jars of Emerald Jack are most often described as showing crisp conifer pine, earthy, soil-like depth, bright citrus zest and dry cedar and wood. Chemotype data points to fresh, piney-floral terpinolene, peppery beta-caryophyllene and crisp, forest-like pinene as the primary aromatic drivers, with batch-to-batch variation depending on cultivation and curing.
Reported effects
Consumers commonly report clear-headed task focus, creative, associative thinking and an active, energetic lift, making Emerald Jack a frequent pick for daytime sessions, creative work, or social settings. The most commonly noted downsides are occasional dizziness and dry mouth.
Specs
Growing
- Plant height
- Tall
- Outdoor harvest
- Mid Oct
- Grower notes
- reaching tall plant height and finishing in 9–10 weeks (~67 days).
The flower
- Flavour
- Pine, Earthy, Citrus, Woody
- Aroma
- Crisp conifer pine, earthy, soil-like depth, bright citrus zest
- Terpenes
- Dominant terpenes: terpinolene, caryophyllene, pinene
Family tree
Emerald Jack is reported as Jack Herer × Emerald OG. One strain here was bred from it.
- Parents
- Grandparents
- Bred from it
- As reported, not a genetic test