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Sour Melon Mass Auto by Critical Mass Collective is a sharp, spicy and beautifully balanced autoflowering cannabis seed variety that blends chunky Mass genetics with the classic bite of Shiva Skunk. Created from Monster Mass x Shiva Skunk x CMC Big Bud Auto genetics, this Indica/Sativa autoflower delivers sour skunk aromas, exotic woody depth and a smooth hashy flavour with plenty of old-school character.

With its 18–20% THC profile, frosty slime-green buds and calm full-body effect, Sour Melon Mass Auto is a brilliant choice for collectors who love skunky autoflowering cannabis seeds with earthy flavour, visual appeal and a relaxed but functional hybrid feel.

Genetics & Growth Traits

Sour Melon Mass Auto combines Monster Mass x Shiva Skunk x CMC Big Bud Auto, creating a strong autoflowering hybrid with dense flower formation, high resin appeal and a reliable Critical Mass Collective structure. Monster Mass brings size, weight and classic Mass-style production, Shiva Skunk adds sour skunk intensity and earthy spice, while CMC Big Bud Auto gives the strain its autoflowering speed and chunky bud development.

This autoflowering variety is listed with a harvest time of around 65–70 days from seed. Yields are stated at approximately 600–800g/m² indoors and around 100g per plant outdoors, giving Sour Melon Mass Auto strong production potential in a compact auto format.

Expect medium-sized, tightly packed buds with a vibrant slime-green colour, flashes of blue and turquoise, and a bright neon-white frost that gives the flowers a premium look. Properly trimmed, Sour Melon Mass Auto has serious bag appeal and stands out as one of the more visually striking varieties in the CMC Auto line-up.

Aroma and Flavour

Sour Melon Mass Auto has a bold and distinctive aroma built around Super Sour Skunk, exotic wood, spice and incense. Compared with its photoperiod version, the auto expression leans more heavily into warm spice and resinous incense, giving it a deeper and more old-school feel.

Some rarer phenotypes may also show orange peel brightness and a pungent burnt rubber edge, adding extra complexity to the profile. The flavour is smooth, rich and hashy, with botanical spice, earthy pine and subtle thyme-like notes. It is skunky, woody and refined, making it a great choice for fans of sour autoflowering cannabis seeds and classic spicy hybrids.

Effects

Sour Melon Mass Auto is described as a great strain for de-stressing, with a gentle full-body stone that relaxes the limbs and calms the mind. The effect has a nice cerebral balance, keeping things chilled without feeling too heavy or overwhelming.

Its versatile Indica/Sativa character makes it suitable for both day and night-style enjoyment. Whether the mood calls for long walks, creative activities, or simply getting into a relaxed productive flow, Sour Melon Mass Auto offers a smooth, calming and easy-going experience.

What You'll Love

Sour Melon Mass Auto delivers sour skunk flavour, exotic wood depth and frosty visual appeal in one fast autoflowering package. The spice, incense, orange peel, rubber, earthy pine and hash notes give it a complex terpene profile with plenty of old-school charm.

You’ll love its Monster Mass x Shiva Skunk x CMC Big Bud Auto genetics, 18–20% THC profile, 65–70 day seed-to-harvest time and dense slime-green buds with blue, turquoise and neon-white frost detail. For fans of Critical Mass Collective seeds, skunky autoflowering cannabis seeds, spicy hybrids and balanced relaxing autos, Sour Melon Mass Auto is a properly tasty little all-rounder.