
THC
19.1–21.8%
CBD
0.2%
Genetics Split
Critical Sour crosses Critical Mass with Sour Diesel into a 70/30 indica with earthy, spicy flavor, 20-21% THC.
No effect, terpene or medical-use data specific to Critical Sour has been published yet, so we don't guess. For what indica strains usually do, see the effects guide.
THC in this profile
21.8% THC
Growing Information
Flowering Time
8–10 weeks
Difficulty
moderate
Height (Indoor)
80-120cm
Yield (Indoor)
450-550 g/m²
About Critical Sour
Critical Mass and Sour Diesel combine in this 70/30 indica, the version offered by Female Seeds, joining a high-yield workhorse strain with a pungent diesel sativa for extra complexity. The flavor reflects both sides, earthy and woody at the base with herbal, fruity, and spicy notes running through it. THC lands at 20 to 21 percent, a solid, dependable strength, and flowering takes eight to ten weeks with a moderate level of grow difficulty. Indoor plants reach 80-120cm and return 450-550 g/m2, though no outdoor figures, effect data, or medical uses have been recorded for this particular cross.
Where to Buy Seeds
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Frequently Asked Questions about Critical Sour
Is Critical Sour an Indica, Sativa, or Hybrid?
Critical Sour is classified as a indica cannabis strain bred from a genetic cross of Critical Mass × Sour Diesel.
What cannabinoid content is reported for Critical Sour?
Critical Sour: 21.8% THC and 0.2% CBD reported in our data. The THC figure, when present, is the upper end of the reported range, not a typical measured dose. Potency can vary across harvests, phenotypes, and growing conditions.
What does Critical Sour taste and smell like?
Our data sources list flavors of earthy, fruity, herbal for Critical Sour.
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Shared reported terpene or flavor notes; effects may differ


