Sweet Seeds® presents a novel and revolutionary range of North American-origin varieties, among which is the explosive Runtz XL Auto® (SWS88). This 6th Generation autoflowering genetic stands out for its prolific ability to generate large quantities of buds, as well as for the delight produced by its soft and sweet aromas.
Within its wide range of varieties, Sweet Seeds® has more than 20 genetics from the United States. This scenario is essential to understand the development, research, and production of cannabis throughout its interesting history. The 6 new genetics for 2021 are characterized by high genetic homogeneity, such as their nearly 100% femininity and their germination rate of over 95%.
The origins of Runtz XL Auto® (SWS88)
Runtz XL Auto® (SWS88) was obtained thanks to the mix between a selected Runtz clone (Zkittlez x Gelato) crossed with Sweet Gelato Auto® (SWS76). The Runtz genetic enjoys recognized prestige within the cannabis industry. Its ancestors have been awarded on numerous occasions for their magnificent productive and organoleptic qualities.
Sweet Gelato Auto® (SWS76) was born from the union of the renowned Californian seed Gelato with the famous Sweet Seeds® variety, Killer Kush Auto (SWS56). It is characterized by a considerable Kush presence, with earthy and woody nuances, as well as a high production of trichomes.
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What are the main properties of Runtz XL Auto® (SWS88)
This tall-sized variety is original from the US West Coast. It produces high levels of terpenes, which will captivate growers who decide to include Runtz XL Auto® (SWS88) in their grow area. As a non-photodependent hybrid variety, it presents a genetic distribution of 52.5% sativa, 47.1% indica, and 0.4% Ruderalis. Likewise, its THC percentages are around 17-25%, while CBD is around 0.5%.
Regarding its appearance, copper tones can be seen on its main leaves, in addition to other phenotypes with violet and dark colors. In reference to its flowers, special emphasis can be placed on the pale color of the calyxes, while the pistils are short and wide, with whitish tones.

How to grow Runtz XL Auto® (SWS88) to achieve the best results
The seed bank Sweet Seeds®, based in Valencia (Spain), has managed to create an autoflowering variety with great performance and is truly easy to grow. It has a flowering period of about 8 weeks from germination. Its cultivation can be carried out optimally both indoors and outdoors, planting in pots or in mother soil, as well as in substrate, hydro, and coco.
Indoor cultivation characterized by rapid flowering
One of the main characteristics of this non-photodependent strain is its rapid flowering, as it has a life cycle of only 60-65 days from germination to harvest. If proper cultivation is practiced with the appropriate treatments and products, it is possible to harvest profitable amounts of buds, which are around 400-550 grams per square meter. These plants will have an average height, ranging between 0.6 and 1.2 meters.
As a tip, it is recommended to grow about 9 specimens per square meter, as well as to pay special attention to the pH values of the irrigation water. Likewise, we recommend using 630W LEC lamps to maximize the final yield of the harvest.
Warm climates for outdoor cultivation
If this fabulous marijuana seed stands out for anything regarding its outdoor cultivation, it is for its extraordinary ability to generate high dry yields of up to 150 grams per plant, after about 8 weeks from germination. To optimize these results, it is convenient to grow it in warm and Mediterranean climates, as it increases its performance under warmer temperatures, reaching a maximum of 29°C and not dropping below 15°C.
Likewise, it is a genetic resistant to different types of pests, insects, and fungi. In any case, it is advisable to use some preventive products such as fungicides and insecticides, with the aim of protecting the plants against invasive species such as red spider mites, mildew, whitefly, powdery mildew, and botrytis, among others.

Runtz XL Auto® (SWS88) with fruity aromas and flavors
Regarding the organoleptic properties of this fantastic autoflowering variety from the new Sweet Seeds® range for 2021, the powerful intensity of its sweet and fruity aromas and flavors can be highlighted, thanks to the predominant presence of caryophyllene. This terpene causes multiple nuances of forest fruits, accompanied by spicy touches, as well as earthy and woody brushstrokes. Likewise, a typically American Kush background is detected, accompanied by notes of nuts and mint.
What effects does Runtz XL Auto® (SWS88) produce
Runtz XL Auto® (SWS88) is distinguished by incredible balanced effects, thanks to its practically perfect indica/sativa balance. This variety produces a deep relaxing sensation, from which emanates a pleasant state of mental peace and physical relaxation, ideal for the last moments of the day. Due to the potency of the original Runtz, in this non-photodependent version, similar effects are found that are not suitable for inexperienced smokers.
Likewise, thanks to its sativa percentage, it allows for stimulating ingenuity, imagination, and improvisation, leaving the smoker lucid and active to perform different creative tasks. Because of these characteristics, its consumption can be focused on combating different disorders such as anxiety, depression, or different types of pain, cramps, and muscle spasms.
Don’t miss the opportunity to grow Runtz XL Auto® (SWS88)
Reliability, potency, optimal results, and pleasant fragrances. These are some of the main characteristics that come from growing the splendid Runtz XL Auto® (SWS88) from Sweet Seeds®. If you are looking for an autoflowering variety, with rapid flowering, easy to grow, and that guarantees powerful balanced effects and the best fruity flavors with Kush touches, you cannot miss the opportunity to grow this incredible strain indoors or outdoors, ideal for the most classic growers and those committed to cannabis history.



