How to grow Green Crack
THC 18% 
Flowering 60 - 65 days 
Yield 400 – 600 g/m² 
Height 90-300cm Taste
Seb's take
Skunk #1, itself a mix of Afghan, Colombian and Thai genetics, meets Afghani in Green Crack, stabilised and strengthened by the added lineage. Wood, tropical fruit and incense on the nose; the high keeps you alert, uplifted and functional at 18% THC — an extra toke or two, though, and that clarity turns to confusion.
Where it comes from
Humboldt Seeds Organization built Green Crack on Skunk #1 and Afghani. The record traces the Skunk #1 parent to the legendary Sacred Seeds and a DNA spread as wide as Afghanistan, Colombia and Thailand — a true melting-pot of a line — while the added Afghani genes stabilised the hybrid and pushed the potency up. The result leans sativa at 60/40, energetic where its indica-heavy relatives sit down.
Nose & flavour
Wood and incense lead, with a tropical-fruit sweetness lifting the top — an unusual, almost aromatic nose that trades the expected skunk pungency for something more layered. The Afghani side grounds it; the wide landrace heritage in the Skunk parent shows in the complexity. Distinctive, and a long way from generic.
The high
Happy, euphoric and energetic — an alert, uplifting high that keeps you functional rather than flattening you, which is precisely its reputation. At 18% THC, though, the record offers a fair warning: an extra toke or two may tip that clarity into confusion. Best taken in measure, where it keeps you sharp and good-humoured.
Growing it
Feminised, and potentially very tall — the record's range runs from 90cm all the way to 300cm, so give her the headroom and be ready to manage the stretch. Flowering runs 60 to 65 days, with yields of 400 to 600 g/m². CBD sits at 0.1%. A vigorous, sativa-leaning grow that rewards space; cramped quarters will not suit her.
Learn to grow her properly:
Effects
Green Crack from other breeders
The same name, several hands. Every breeder’s version below is its own cut — different figures, different temperament, same family. The particulars above describe the lead listing.
- Herbies Seeds feminized Seeds at Herbies →
A bigger number on the breeder's sheet (25% THC).
- World Wide Cultivars auto Seeds at Herbies →
The autoflower take on her, in more of a hurry (~56 days against the ~63 above), keeps a lower profile (~150 cm).
- Garden Of Green feminized Seeds at Herbies →
- Cali Connection Seeds feminized Seeds at Herbies →
- Blimburn Seeds feminized Seeds at Herbies →
Finishes ahead of schedule (~53 days, not ~63), tests stronger on paper (21% THC).
Common questions about Green Crack
How long does Green Crack take to flower?
Around 9 weeks of flowering, by the breeder's numbers.
Is Green Crack an autoflower or a photoperiod strain?
A feminized photoperiod strain — flowering starts when you switch the lights, so the timing is yours to control.
How tall does Green Crack grow?
Around 300 cm. Plan your headroom before she plans it for you.
How strong is Green Crack?
The breeder lists THC around 18%. Firmly in the strong band.
