501st OG Feminized vs Ace of Spades Auto — Side-by-Side Comparison
501st OG Feminized versus Ace of Spades Auto is one of the more revealing matchups you can run as a home grower. The two strains share the same shelf at most seed banks, but their THC ceilings, flowering windows, and yield profiles diverge enough that a single decision tree can save you a full season of regret.
501st OG Feminized vs Ace of Spades Auto at a glance
| Spec | 501st OG Feminized | Ace of Spades Auto |
|---|---|---|
| THC | 18 | 20winner |
| Strain split | 74% Indica / 26% Sativa | 66% Indica / 34% Sativa |
| Flowering time | — | — |
| Indoor yield | — | — |
| Outdoor yield | — | — |
| Plant height | — | — |
| Difficulty | Intermediate | Intermediate |
| Autoflower | No | Yes |
| Feminized | Yes | No |
Effects compared
501st OG Feminized delivers
Both share
Ace of Spades Auto delivers
501st OG Feminized and Ace of Spades Auto both bring relaxed, sleepy, happy to the experience, but 501st OG Feminized leans more into relaxed territory while Ace of Spades Auto pushes harder on relaxed effects.
Growing 501st OG Feminized vs growing Ace of Spades Auto
501st OG Feminized
- Flowering: Not specified
- Indoor yield: Not specified
- Outdoor yield: Not specified
- Height: Not specified
- Difficulty: Intermediate
Buy 501st OG Feminized cannabis seeds online in the USA. Indica strain with 18% THC. Effects: Relaxed, Sleepy, Happy. Discreet shipping to all 50 states with germination guarantee.
Ace of Spades Auto
- Flowering: Not specified
- Indoor yield: Not specified
- Outdoor yield: Not specified
- Height: Not specified
- Difficulty: Intermediate
Buy Ace of Spades Auto cannabis seeds online in the USA. Indica strain with 20% THC. Effects: Relaxed, Sleepy, Happy. Discreet shipping to all 50 states with germination guarantee.
Both strains share a similar flowering window, so cycle planning will not push you toward one over the other. Yields land in the same range, so neither strain leaves the other behind at harvest. Both strains expect a grower who already understands stable VPD and steady feeding.
Which should you grow?
So which strain wins?
Best for beginners
Tied — either works
Best yield
Tied — same range
Fastest harvest
Tied — same window
Highest THC
Ace of Spades Auto
Frequently asked questions
Which is stronger, 501st OG Feminized or Ace of Spades Auto?+
Ace of Spades Auto comes in higher on the lab sheets at around 20, compared with 18 for 501st OG Feminized. That said, real-world potency depends on phenotype, cure, and grow conditions — both strains can deliver a serious hit when grown well.
Which yields more, 501st OG Feminized or Ace of Spades Auto?+
Both strains finish in roughly the same yield band ( vs ), so the better choice depends on whether your tent leans toward short bushy plants or taller, stretchier ones.
Which is faster to harvest?+
501st OG Feminized and Ace of Spades Auto flower on essentially the same schedule ( and ), so harvest timing is unlikely to be the deciding factor between them.
Which is easier to grow?+
Both strains land at similar difficulty (Intermediate vs Intermediate). Either is approachable for a grower who can hold steady humidity and feed on schedule, and neither is going to baby-sit a beginner more than the other.
Where can I buy 501st OG Feminized or Ace of Spades Auto seeds?+
Royal King Seeds carries both 501st OG Feminized and Ace of Spades Auto as feminized seeds shipped discreetly across the United States. Each strain ships with our 95% germination guarantee and tracked 3–5 day delivery. Visit the 501st OG Feminized page or the Ace of Spades Auto page to pick your pack size.
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