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Mendo Mass Auto by Critical Mass Collective is a dark, fruity and seriously resinous autoflowering cannabis seed variety that blends chunky Mass genetics with the rich purple character of Mendocino Purple. Created from Monster Mass x Mendocino Purple x CMC Big Bud Auto genetics, this Indica/Sativa autoflower delivers deep grape flavour, sweet liquorice notes and a calming, hashy effect with a proper old-school twist.

With its dark purple buds, sticky trichome coverage and sweet musky grape profile, Mendo Mass Auto is a brilliant choice for collectors who love purple autoflowering cannabis seeds with bold flavour, strong bag appeal and a relaxed meditative edge.

Genetics & Growth Traits

Mendo Mass Auto combines Monster Mass x Mendocino Purple x CMC Big Bud Auto, creating a compact autoflower with strong branching, chunky flower formation and striking colour potential. Monster Mass brings density and production power, Mendocino Purple adds those deep purple tones and rich grape terps, while CMC Big Bud Auto gives the strain its autoflowering speed and reliable flower structure.

This autoflowering variety is listed as an Indica/Sativa hybrid with a harvest time of around 70–80 days. Yields are stated at approximately 550g/m² indoors and 100–170g per plant outdoors, giving Mendo Mass Auto solid production potential in a manageable auto format.

Expect compact, attractive plants with numerous nodal sites, symmetrical branching and dark, thin serrated leaves. The buds develop with medium density and serious resin coverage, showing dark green and purple tones with occasional flashes of pink and red. Sticky, aromatic and galaxy-like in appearance, Mendo Mass Auto has standout visual appeal from start to finish.

Aroma and Flavour

Mendo Mass Auto has a sweet, intense aroma built around black liquorice, dark grape and rich molasses. Subtle cola and sweet rose notes add extra complexity, giving the scent a slightly floral, old-school character alongside the heavier grape-hash base.

The flavour is smooth, deep and long-lasting. Expect gentle grape and berry notes up front, followed by intense floral tones, aniseed, earthy hash and exotic woods on the exhale. It is sweet, musky and resinous, with a lingering finish that makes it ideal for fans of grape autoflowering cannabis seeds, purple strains and hashy terpene profiles.

Effects

Mendo Mass Auto is described as powerful, calming and medicinal in feel, with a particular focus on soothing the nerves during stressful moments. The effect starts off subtly before gradually building into a heavier, heady and sedative experience.

Its hash-like finish gives it a deeply relaxed and meditative quality, making it a great fit for quiet evenings, reflective downtime and chilled-out moments where calm is the goal. Smooth, grounding and body-soothing, Mendo Mass Auto delivers a mellow but potent effect with plenty of depth.

What You'll Love

Mendo Mass Auto delivers purple bag appeal, sweet grape flavour and calming hybrid effects in one resin-rich autoflowering package. The black liquorice, grape, molasses, cola, rose, aniseed and earthy hash notes give it a complex and memorable profile, while the dark purple buds and sticky trichome coat make it visually striking too.

You’ll love its Monster Mass x Mendocino Purple x CMC Big Bud Auto genetics, 19% THC profile, 70–80 day harvest time and compact, symmetrical structure. For fans of Critical Mass Collective seeds, purple autoflowering cannabis seeds, grape-heavy hybrids and relaxing strains with a hashy meditative finish, Mendo Mass Auto is a dark, sticky and seriously tasty little gem.