Feminized seeds
by Azarius
Ghost Train Haze is a sativa-dominant feminized cannabis seed strain that delivers one of the most intense cerebral lifts you'll find in a seed catalogue. A cross of Ghost OG and Neville's Wreck, this 80% sativa / 20% indica hybrid consistently tests at around 27% THC — placing it firmly in the heavy-hitter category. If you want a grow that produces sharp, citrus-drenched buds with a racing sativa effect, this is the one to put in your tent.
Ghost Train Haze feminized seeds come in packs of 1, 3, 5, and 10. For a first run with this strain, 3 seeds gives you enough to select a strong phenotype without committing to a full pack. Growing in a single tent with 2–4 plants? The 5-pack covers you with a spare. The 10-pack is for growers who already know they want to run this strain repeatedly or across multiple cycles.
Ghost Train Haze hits your nose before you even open the jar — sour citrus, sharp pine, and a diesel undertone that lingers on your fingers. The dominant terpene is terpinolene at roughly 35% of the profile, which gives it that distinctive herbal-pine sharpness you don't get from limonene-heavy strains. Limonene and myrcene each contribute around 15%, rounding things out with bright lemon zest and a subtle earthy sweetness underneath.
According to WebMD's strain database, Ghost Train Haze is "high in terpinolene, a plant compound that smells like pine, wood" — and that tracks with what we've seen from dried samples. The taste on exhale leans more citrus-candy than the nose suggests, with spicy and herbal notes creeping in on the back end. It's fresh, it's loud, and it fills a room. If you've grown strains like Amnesia Haze or Super Lemon Haze, this sits in similar aromatic territory but with more diesel bite.
A 2023 study published in PMC used Ghost Train Haze as an exemplary strain for terpene profiling via headspace gas chromatography, noting its distinctly different terpene fingerprint compared to indica-dominant cultivars like Master Kush (PMC, 2023). That's not just marketing — the terpene composition here is genuinely unusual for a commercial strain.
| Terpene | Proportion | Aroma Contribution |
|---|---|---|
| Terpinolene | ~35% | Pine, herbal, woody |
| Limonene | ~15% | Citrus, lemon zest |
| Myrcene | ~15% | Earthy, sweet musk |
| Other (pinene, caryophyllene, etc.) | ~35% | Spicy, diesel, fruity |
Ghost Train Haze is a photoperiod feminized strain, so you'll need to flip to 12/12 light to trigger flowering. Flowering time runs up to 65–70 days — not the fastest sativa by any stretch, but shorter than many pure sativa lines. The wait is worth it.
One honest limitation: this strain stretches. A lot. That 80% sativa genetics means significant vertical growth during the first two weeks of flower. If you're working in a tent under 150cm, you'll want to top early and consider a ScROG net. We've seen growers underestimate the stretch on sativa-dominant hybrids and end up with colas pressed against the light. Plan your flip height accordingly — switch to 12/12 when plants are no taller than half your available vertical space.
Research from Oregon State University examined Ghost Train Haze under different photoperiod conditions and found it exhibited a "high THC:CBD ratio (THC content well above average, CBD below 0.05%)" with typical flowering around 63 days in controlled environments (Phenotypic plasticity study, PMC 2019). A separate study looking at optimum photoperiods included Ghost Train Haze among cultivars tested for yield response to light schedule variations (PMC, 2023). The takeaway: this strain responds well to consistent, strong light — don't skimp on your setup during flower.
Temperature-wise, Ghost Train Haze handles typical indoor ranges (20–28°C) without drama. Humidity control matters more here than with many indicas — the long, airy bud structure is less prone to mould than dense indica nugs, but the extended flowering time means more weeks of exposure. Keep your RH below 50% in late flower.
| Specification | Detail |
|---|---|
| Genetics | Ghost OG x Neville's Wreck |
| Strain Type | 80% Sativa / 20% Indica |
| Seed Type | Feminized |
| Flowering Type | Photoperiod |
| Flowering Time | ~63–70 days |
| THC Content | ~27% |
| CBD Content | <0.05% |
| Dominant Terpene | Terpinolene |
| Flavour Profile | Citrus, pine, diesel, herbal, spicy |
| Origin | United States |
| Available Pack Sizes | 1, 3, 5, 10 seeds |
Running Ghost Train Haze indoors? A ScROG net is practically mandatory for managing that sativa stretch. Pair it with a reliable pH meter — this strain's long flowering window means small nutrient imbalances compound over time. If you're after a contrasting indica to run alongside it, check out Northern Lights feminized seeds for a shorter, bushier companion plant that finishes faster and fills out the lower canopy.
We get asked fairly often: "What's the strongest sativa you carry?" Ghost Train Haze is always in that conversation. At 27% THC with virtually no CBD to soften the edges, this strain delivers an unfiltered sativa effect that's become genuinely hard to find among modern polyhybrids. Most "sativa-dominant" strains on the market these days are really 60/40 splits that lean slightly upward. This one is 80/20 and you feel every percentage point of that ratio.
The genetics tell the story. Ghost OG brings the resin production and potency — it's an OG Kush phenotype known for heavy trichome coverage. Neville's Wreck contributes the sativa structure, the terpinolene-forward terpene profile, and that relentless cerebral energy. The combination produces plants that frost up like indicas but grow like sativas. It's a grower's challenge and a smoker's reward.
The one thing to watch: 27% THC with a terpinolene-dominant profile can be intense for inexperienced users. According to multiple strain review databases, starting with a small amount and waiting 15–30 minutes before consuming more is the standard advice for Ghost Train Haze specifically. This isn't a "smoke a whole joint and see what happens" strain. It's a "take two pulls and put it down" strain. That's not a weakness — that's efficiency.
Ghost Train Haze is 80% sativa and 20% indica — a strong sativa-dominant hybrid. The genetics come from crossing Ghost OG (an OG Kush phenotype) with Neville's Wreck. You'll notice the sativa dominance in both the plant structure and the effects.
Around 63–70 days under a 12/12 photoperiod. Research from controlled growing environments recorded flowering at approximately 63 days. Allow a few extra days for phenotype variation — some plants may need the full 70.
Ghost Train Haze typically tests around 27% THC with CBD below 0.05%. A phenotypic study confirmed its high THC:CBD ratio in controlled conditions. This puts it among the strongest sativa-dominant strains available as seed.
It's intermediate difficulty. The main challenge is managing vertical stretch — expect significant height gain in the first two weeks of flower. Top early, use a ScROG net, and don't flip to 12/12 too late. The long flowering time also demands consistent humidity control to avoid late-stage issues.
Loud. Expect sour citrus and pine from mid-flower onwards, with diesel and herbal notes intensifying in the final weeks. Terpinolene is the dominant terpene at around 35% of the profile. A carbon filter isn't optional if you're growing indoors — your neighbours will know.
If you like Ghost Train Haze, look at Amnesia Haze or Super Lemon Haze for similar sativa intensity with citrus terpene profiles. For something with the same OG Kush lineage but more balanced effects, Ghost OG seeds are worth considering.
For a first run, 3 seeds lets you find a strong phenotype without overcommitting. If you're filling a tent with 2–4 plants and want a backup, go with 5. The 10-pack makes sense if you plan to run this strain across multiple grows.
Last updated: April 2026
Medical disclaimer. This content is for informational purposes only and does not constitute medical advice. Consult a qualified healthcare provider before use of any substance.
