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The Diablo Rojo XL Auto seeds from Sweet Seeds are produced from the crossbreeding of the largest phenotypes selected from two luxury strains, namely Dark Devil Auto and Strawberry Cola Auto. The union of these two giants yields an autoflowering hybrid predominantly indica capable of transitioning from seed to adult plant in just 56 days.

The strain has a moderate to high growth profile, reaching heights between 50 – 120cm. Indoor growers can yield harvests ranging between 400 – 500g/m2.

Dubbed by the bank as a "cannabis gem of unmatched beauty", it flaunts an array of red and purple hues, and offers a blend of sweet fruit, citrus, incense, and cola flavors. It boasts a potent 23% THC content.

Seeds per pack

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Type and Genetics

The Diablo Rojo XL Auto seeds from Sweet Seeds are the product of meticulous cultivation techniques, selective breeding, and crossing of the largest and most productive phenotypes by the expert breeders of this prestigious bank to produce the "XL" strains. The result of crossing Dark Devil Auto with Strawberry Cola Auto is an Indica-dominant autoflowering strain, which yields more substantial results than other autoflowering strains.

The plant develops in the Indica style, with robust lower branches and a high probability of cultivating a strain of dazzling red and violet colors. Plus, it delivers an excellent yield of aromatic and sticky resin.


This strain's growth profile is medium to high.

  • The Diablo Rojo XL Auto from Sweet Seeds can reach 50 - 120cm under favorable cultivation conditions.

Aroma and Flavor

The smoke appears thick and heavy, slowly rising above heads, straight up. The notes carried in each inhale are broad-ranging, delivering fruity, sweet, citrusy, berry, wild sandalwood, and cola flavors.


The Diablo Rojo XL Auto from Sweet Seeds carries a 23% THC level. The sensations fostered by this strain affect the nervous system, igniting a spark of positive energy that precedes an expansion of consciousness, immersing consumers in a blissful and creative influence.


The Diablo Rojo XL Auto from Sweet Seeds is capable of garnering generous harvests provided it is given the necessary care.

  • Indoor cultivations can yield harvests up to 400-500g/m2
  • For outdoor plantations, the strain yields 50-150 per plant.

Flowering (complete life cycle)

The Diablo Rojo XL Auto from Sweet Seeds only needs 56 days to transition from seed to mature plant.

Sativa/Indica Percentage

40% sativa - 60% indica


  • THC 25%

La Huerta's Opinion

The Diablo Rojo XL Auto from Sweet Seeds is an improved yield strain that delivers excellent flavor, good THC levels, and a truly visual spectacle.

We can recommend it to any type of grower, especially indoor growers, outdoor guerrilla system growers, and growers who love colorful cannabis. More autoflowering seeds right here, at La Huerta Grow Shop, autoflowering seeds.

Data sheet

Types of seeds
Autoflowering seeds
Indica sativa percentage
More indica (relaxing)
Flowering time
Fast Flowering (45-55 days)
Strong effect
Berry flavor
Incensed/Haze flavour
Lemon flavour
Spiced flavour
Sweet/fruity flavour
Kush strain
Skunk - Critical strain
Other characteristics
Easy to grow

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