303 OG Feminized vs Ace of Spades Auto — Side-by-Side Comparison
If you have narrowed your shortlist down to 303 OG Feminized and Ace of Spades Auto, you are weighing two genuinely different growing personalities. One leans toward the kind of plant that forgives a beginner; the other rewards a grower who already understands their environment. The data below makes that gap obvious.
303 OG Feminized vs Ace of Spades Auto at a glance
| Spec | 303 OG Feminized | Ace of Spades Auto |
|---|---|---|
| THC | 24winner | 20 |
| Strain split | 58% Indica / 42% Sativa | 66% Indica / 34% Sativa |
| Flowering time | — | — |
| Indoor yield | — | — |
| Outdoor yield | — | — |
| Plant height | — | — |
| Difficulty | Intermediate | Intermediate |
| Autoflower | No | Yes |
| Feminized | Yes | No |
Effects compared
303 OG Feminized delivers
Both share
Ace of Spades Auto delivers
303 OG Feminized and Ace of Spades Auto both bring relaxed, happy to the experience, but 303 OG Feminized leans more into euphoric territory while Ace of Spades Auto pushes harder on sleepy effects.
Growing 303 OG Feminized vs growing Ace of Spades Auto
303 OG Feminized
- Flowering: Not specified
- Indoor yield: Not specified
- Outdoor yield: Not specified
- Height: Not specified
- Difficulty: Intermediate
Buy 303 OG Feminized cannabis seeds online in the USA. Hybrid strain with 24% THC. Effects: Relaxed, Happy, Euphoric. 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?
Here is the short version of the verdict:
Best for beginners
Tied — either works
Best yield
Tied — same range
Fastest harvest
Tied — same window
Highest THC
303 OG Feminized
Frequently asked questions
Which is stronger, 303 OG Feminized or Ace of Spades Auto?+
303 OG Feminized comes in higher on the lab sheets at around 24, compared with 20 for Ace of Spades Auto. 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, 303 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?+
303 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 303 OG Feminized or Ace of Spades Auto seeds?+
Royal King Seeds carries both 303 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 303 OG Feminized page or the Ace of Spades Auto page to pick your pack size.
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