How to grow Jack Herer

60% indica - 40% sativa
EarthySpicyRelaxedUplifting
Jack Herer — Green House Seeds

Seb's take

Seb Silverback

Haze and Red Skunk this time, rather than the usual Northern Lights pairing — Haze supplying the stimulating lift, Red Skunk the heavy bud production and forest-floor nose. Woody spice and earth up front; despite Indica-dominant genetics, the effect stays uplifting and energetic, giggly at the right dose. Get the measure right, and she suits any day of the week.

Growing Jack Herer: what to expect

Feminized, so you'll not be sexing plants or evicting males. Photoperiod, so veg lasts exactly as long as you decide — see the vegetative stage on how long that ought to be.

Expect around 8 weeks in flower — textbook timing. Textbooks, for once, being useful: here's ours.

A heavy producer at 800 g/m². Plan your drying space before harvest week rather than during it — she will test the dimensions of the thing.

THC tests around 20.94%, which is strong by any sensible chart. Respect it accordingly.

Earthy on the nose — the old-school profile, done properly.

Reported effects lean relaxed — the sitting-down sort.

Learn to grow her properly:

Jack Herer 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.

Common questions about Jack Herer

How long does Jack Herer take to flower?

Around 8 weeks of flowering, by the breeder's numbers.

Is Jack Herer 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 strong is Jack Herer?

The breeder lists THC around 20.94%. Firmly in the strong band.

What does Jack Herer smell and taste like?

She smells of earth and heritage; nothing invented, nothing added.