How to grow Ultimate AK

55% indica - 45% sativa
Ultimate AK — Sumo Seeds

Seb's take

Seb Silverback

AK47 crossed with Sumo's Big Bud, floral, spicy and sweet on the nose. The high is active rather than sedating — suited to physical tasks, decidedly not the sitting-down sort. Height and yield scale generously outdoors, less so indoors, in the usual trade-off.

Growing Ultimate AK: 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 9 weeks in flower — textbook timing. Textbooks, for once, being useful: here's ours.

Compact at around 90 cm, which makes her an easy houseguest in a small tent. The light planner will tell you exactly how close your light can sit.

She produces respectably: 420 – 520 g/m² or thereabouts when treated well. Consistency is her selling point — feed her properly and she keeps her end of the bargain.

Learn to grow her properly:

Common questions about Ultimate AK

How long does Ultimate AK take to flower?

Around 9 weeks of flowering, by the breeder's numbers.

Is Ultimate AK 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 Ultimate AK grow?

Around 90 cm. Small tents take her without complaint.