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G13 Widow by Mr. Nice Seedbank seeds give rise to a cannabis strain with all the style of the old school. A strain that comes from a cross between the legendary G13 and a White Widow. A galactic conjunction from which germinates a regular hybrid with predominance of indica, capable of being ready for harvest after about 49 - 70 days of flowering. A genetics that raises its cache, achieving sweet, earthy and floral flavors with bittersweet and sour nuances. It contains a percentage of THC from 22 - 24%.   

Being regular seeds, the result of germination can be a female (cannabis) or male (hemp) plant.

Seeds per pack

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Type and Genetics

G13 x Widow seeds by Mr. Nice Seedbank are the result of selecting and crossing two legendary strains, G13 and the queen of the dispensaries in the 90s, White Widow. From this epic collision an indica-dominant regular hybrid emerges that combines the standout qualities of its parent strains into a guaranteed winner.

Being regular seeds, they could grow to be either female (cannabis) or male (hemp).


Easy to grow with a fast growth rate, it is possible to harvest 10 days to a week earlier than usual.

Aroma and Flavor

The G13 x Widow from Mr. Nice Seedbank unfolds sweet essences with bitter undertones, floral symphonies, undergrowth in autumn, and forgotten trunk in the basement.


The G13 x Widow from Mr. Nice Seedbank possesses a THC level of 22 - 24%. This results in a panoply of intense and relaxing sensations that some growers utilize for medicinal purposes, claiming it relieves muscle pain and forms a part of alternative treatments for arthritis or sclerosis, always under medical authorization.


This cannabis strain is a large yielder,

  • Indoor growers can easily achieve 350 - 400g/m2.
  • Outdoor plantations can result in about 450g/plant.

Flowering Indoors

This strain only needs about 49 - 70 days of flowering for it to produce ripe fruits.

Flowering Outdoors

In the northern hemisphere, it's ready to harvest late September to mid-October. In the southern hemisphere, harvesting can be done late March.

Sativa/Indica Percentage



  • THC 22 - 24%

La Huerta's Opinion

G13 x Widow by Mr. Nice Seedbank is an interesting strain due to its adaptability and its generous yield of excellent tasting flowers.

Easily recommended to any type of grower, particularly for indoor, outdoor, and guerilla growing systems.

Data sheet

Types of seeds
Regular seeds
Indica sativa percentage
More indica (relaxing)
Flowering time
Average Flowering (55-65 days)
Strong effect
Earthy flavour
Flowery flavour
Sour flavour
Sweet/fruity flavour
White strain
Other characteristics
Easy to grow

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