The Official Cannabis Independent strain guides
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The Official Cannabis collection · sheet 76No 76 · Trainwreckvs Jack Herer

Comparison

Trainwreck vs Jack Herer

These two are not documented relatives, but both lead with terpinolene in the lab data and are placed on Leafly’s energizing side.1,2,3 The state-lab medians are 18.65% for Trainwreck and 19.59% for Jack Herer.1

Side by side

TrainwreckJack Herer
TypeHybrid2Sativa-dominant hybrid3
LineageMexican and Thai sativas × Afghani indica2,4,5Haze hybrid × Northern Lights #5 × Shiva Skunk3
Median THC (state lab tests)18.65% (248 tests)119.59% (910 tests)1
Middle half of THC results16.67%–21.42%117.13%–22.00%1
Top terpenes (median)Terpinolene, β-Caryophyllene, β-Myrcene (139 tests)1Terpinolene, β-Caryophyllene, α-Humulene (413 tests)1
Leafly top effectsEuphoric, uplifted, creative (Leafly reports)2Focused, energetic, creative3
Flavor (Leafly)Pine, earthy, woody (Leafly lists)2Pine, woody, earthy3
FloweringAbout 8 weeks indoors (Leafly); 8–10 weeks (Weedmaps)2,550–70 days3

Lab rows come from the same state lab dataset and matching rules for both strains.1

Lab-tested THC: Trainwreck vs Jack Herer

16% 18% 20% 22% Jack Herer Jack Herer: median 19.59%, middle half 17.13%–22.00%, 910 tests 19.6% n=910 Trainwreck Trainwreck: median 18.65%, middle half 16.67%–21.42%, 248 tests 18.6% n=248 Median total THC (dot) and middle half of tests (bar)
Median and middle half of total THC in state lab tests.1

A terpinolene pair in the lab data

Terpinolene is Trainwreck’s top measured terpene in 139 individual-terpene tests.1 Leafly identifies terpinolene as dominant in both Trainwreck and Jack Herer.2,3 Jack Herer has its own Official Cannabis guide at officialjackherer.com.3

More comparisons

Sources

  1. Cannlytics (CC BY 4.0), cannabis_results: public state lab results (filtered and aggregated by Official Cannabis). Accessed Oct 5, 2026.
  2. Leafly, Trainwreck strain. Accessed Oct 5, 2026.
  3. Leafly, Jack Herer strain. Accessed Oct 5, 2026.
  4. AllBud, Trainwreck Marijuana Strain. Accessed Oct 5, 2026.
  5. Weedmaps, Trainwreck strain page. Accessed Oct 5, 2026.