Short flowering makes indica seeds the sensible pick for anyone above the fiftieth parallel, where October frost arrives before most sativas are anywhere near done. Cold tolerant Afghan derived lines will usually finish by late September if started indoors in April. Strains that have been grown successfully in Canada and Scandinavia are tagged as such on https://kushindicaseeds.com, based on reports rather than breeder promises. Even so, a wet autumn can ruin a crop that would have finished fine in a dry one.
