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Sweet Seeds – Jack 47 XL Auto


Variety SWS78
Indica: 20% / Sativa: 76,9% / Ruderalis: 3,1%
THC: 18-21% · CBD: 0,1%
Indoor Yield: 475-600 g/m2
Outdoor Yield: 60-200 g/plant
Indoor/Outdoor Harvest: 9 weeks from germination
Height: 65-130 cm



Auto Flowering Feminized

Sativa/Indica Ratio

76.9 / 20 / Ruderalis 3.1%

Pack Size

3 Non Breeder Pack, 5 Auto Flowering Feminized Seeds, 5 Non Breeder Pack

Flowering Time

9 weeks


475 – 600 g/m2

THC Content

18 – 21%

CBD Content



Sativa Dominant Hybrid


Jack 47 XL Auto by Sweet Seeds

Jack 47 XL Auto (SWS78)  is a 3rd Generation a.k.a. F3 autoflowering strain. This girl is a tall stemmed version of the highly sought after, amazing Jack 47 Auto® (SWS31).

Developed through a recurring highly selective program of tall, massively productive offspring of our Jack 47 Auto throughout multiple generations.

If you got the growing skills this girl can be a very nice producer for an auto. We are talking about up to 200 grams per plant outdoors and up to 600 grams per square meter, in climate controlled indoor environments.

This girl definetly displays some aggressive hybrid vigor. She will begin to develop compact buds covered in glistening trichomes with an outstanding aroma, that will have you excited to entre the grow room.

The selective breeding program alowed us to ensure the taste and smell are sweet, fresh, with lemony/citrus tones and a hints of incense in the air.

Coming in around 18 – 21%  THC Content shes one of the most power auto strains on the cannabis industry today. She will only take 9 weeks from germination to be ready for harvest.

She is not designed for height challenged grow rooms. We are talking somewhere between 2 – 4.5 Feet Tall. She will definetly need a larger container to reach her full potential.

With her being 80% sativa dominant with only 20% indica its safe to assume she will a great strain to relax with after a hard days work.

There is plenty of grow diaries pertaining to her. From diary reviews you’ll find that everyone loved growing her and would recommend this strain to a fellow grower.



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