Humboldt Sour Diesel vs Ultrasour
Which one fits your setup, goal, and tolerance? Here's the head-to-head.
VS
VS
hybrid
Head-to-head verdicts
Potency
24% THCWinner
Humboldt Sour Diesel · +8% THC16% THC
UltrasourFinishes in
65 daysWinner
Humboldt Sour Diesel · −1 days66 days
UltrasourCBD content
1% CBD
Humboldt Sour Diesel1% CBD
UltrasourBoth deliverRelaxed, Happy, Euphoric, Creative
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What they share — and what's unique
Effects
Both
RelaxedHappyEuphoricCreativeUpliftedEnergetic
Only in Humboldt Sour Diesel
FocusedTalkative
Flavors
Both
PungentLimoneneDieselCaryophylleneLemon
Only in Humboldt Sour Diesel
SageChemicalEarthySkunky
Only in Ultrasour
CitrusMyrceneLimeSour
Terpenes
Both
TerpinoleneLimoneneValencene
Only in Humboldt Sour Diesel
PineneEucalyptol
Only in Ultrasour
GeraniolBisabolol
Shared lineage
Both descend from Sour Diesel — expect recognisable family traits.
Full data comparison
| Property | Humboldt Sour Diesel | Ultrasour |
|---|---|---|
| Type | hybrid | hybrid |
| THC | 20–24%↑ | 14–16%↓ |
| CBD | 1% | 1% |
| Flowering | 65 days | 60–66 days |
| Difficulty | — | — |
| Effects | RelaxedHappyEuphoricCreativeUpliftedEnergetic | RelaxedHappyEuphoricCreativeUpliftedEnergetic |
| Flavors | PungentSageLimoneneDieselCaryophylleneChemical | PungentCitrusLimoneneDieselCaryophylleneMyrcene |
| Terpenes | TerpinolenePineneEucalyptolLimoneneValencene | TerpinoleneLimoneneGeraniolValenceneBisabolol |
| Lineage | Sour Diesel × Humboldt Headband | Mk-Ultra × Sour Diesel |
| Breeder | Humboldt Seed Company | TH Seeds |
| Rating | — | — |
Not quite the right pairing?
Try these comparisons — same effect space, different challengers.