• -25%
Runtz XL Auto - Sweet Seeds
  • Runtz XL Auto - Sweet Seeds
  • Runtz XL Auto - Sweet Seeds


€24.00 Save 25%
Tax included

The autoflowering feminized marijuana strain Runtz XL Auto of Sweet Seeds is the auto version of Runtz, the famous American strain, whose delicious taste and powerful effect have made it famous worldwide. It is a genetics easy to grow, an automatic version that allows several crops per season outdoors or a quick indoor cultivation.

Seeds per pack

Ask a question (0)

Type and genetics

Sweet Seeds' Runtz XL Auto feminized autoflowering marijuana seeds are the result of the union of Runtz, a cross between Zkittlez and Gelato, with Sweet Gelato Auto to obtain the automatic version of the first parent.

Runtz XL Auto of Sweet Seeds is an autoflowering plant of 6th generation of medium-high size.


This auto grows vigorously during the first 3 or 4 weeks of life and then slows down the vegetative growth during the flowering. In total it does not reach a size too big (from 60cm to 120cm), so it is an ideal choice for discreet cultivation on terraces and balconies.

Aroma and taste

The Runtz genetics has become legendary on the West Coast for its aromatic intensity. This Auto version maintains the organoleptic attributes of its parent by developing a rich terpene profile that gives it a sweet and fruity flavor with notes of sour and caramel .


Thanks to its high THC levels (which can reach up to 25%), Runtz XL Auto offers a powerful physical and mental effect. And this is one of its main virtues, a pleasant and relaxing psychoactivity very pleasant, that's right, high-flying!


The breeders of Sweet Seeds created this XL version in order to increase the harvests of this winner in the shortest possible time. Thanks to it, grown indoors you will obtain from 400 to 550 g per m2, and outdoors between 50 and 175 g per plant grown in soil or in large pots.


It is harvested in 60-65 days from the appearance of the first leaves. The growing season is from April to October in the northern hemisphere but in regions with minimum temperatures above 10ºc it can be grown all year round.

Percentage Sativa/Indica

Hybrid of dominance sativa contains Ruderalis.


THC: 17-25%.

CBD: 0,5%.

La Huerta's opinion

Runtz XL Auto from Sweet Seeds is a fast and productive automatic plant, ideal for lovers of Californian flavors who can not wait to fill the pantry.

Data sheet

Types of seeds
Autoflowering seeds
Indica sativa percentage
More sativa (stimulating)
Flowering time
Fast Flowering (45-55 days)
Strong effect
Sour flavour
Sweet/candy flavour
Sweet/fruity flavour
Cookies strain
Other characteristics
Easy to grow
Ideal for extracts

No customer questions for the moment.

Your Question has been successfully sent our team. Thanks for question!
Ask a question
hide form

Cross Sell Products

16 same category products:


€32.00 €24.00