RK
303 OG Feminized
HybridFeminizedAutoflowerIn Stock

303 OG Feminized

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.

Select Pack Size
$11.99USD
1
πŸ‡ΊπŸ‡ΈFree Shipping
🌱Germination Guarantee
πŸ”’Discreet Packaging

About 303 OG Feminized

The most common mistake growers make with 303 OG is treating it like a simple "set and forget" cultivar. While ${name} is forgiving, the ${indica}/${sativa} balance means it responds noticeably to feeding adjustments at the veg-to-flower transition. Growers who continue veg-ratio nutrients into early flower miss 10-15% of this strain's yield potential by not switching to bloom feed when the first pistils appear. At 24% THC with caryophyllene-dominant terpenes, the quality ceiling is high β€” but you have to manage the specific characteristics of this cultivar to reach it.

Growing This Strain: Where Things Go Right and Wrong

The three most common issues growers report with 303 OG: **1. Nutrient timing at the flip.** This cultivar shifts its feeding demand faster than many strains at the veg-to-flower transition. Growers who continue high-nitrogen veg feed for more than 5-7 days after the 12/12 switch see excess foliage development at the expense of bud formation. Switch to bloom nutrients within the first week of seeing pistils. **2. Training timing. Topping too late or too early both cost yield. The sweet spot: top at the 4th node when the 5th is just emerging. This gives you 4-6 strong laterals that develop into even colas. Earlier topping produces weaker branches. Later topping wastes veg time. **3. Harvest timing.** With caryophyllene as the dominant terpene, the aromatic peak does not align perfectly with the trichome maturity peak. Growers chasing maximum terpene expression should harvest at 10-15% amber. Growers prioritizing potency should wait for 15-20% amber. These are different windows β€” know which one you are targeting. Flowering: 8-10 weeks. Yield: 400-500g/mΒ² indoor / 400-600g/plant outdoor. Height: Short-Medium (2-3.5 ft). Difficulty: intermediate.

Effects and Use

At 24% THC, 303 OG delivers relaxed, happy, euphoric effects with a caryophyllene-influenced character. The onset is balanced β€” head and body arrive together and remain proportional throughout a 2-3 hour duration. This makes the strain adaptable to different situations depending on dose. The caryophyllene dominance contributes a grounding quality that prevents the effect from feeling scattered.

Terpene Profile

Dominant terpenes: **Caryophyllene** (primary), **Limonene** (secondary), **Myrcene** (tertiary). This combination produces a nose that develops complexity through the cure β€” expect the primary caryophyllene character to emerge first, with limonene and myrcene notes adding layers over 3-4 weeks in jars.

Who Should Grow 303 OG

Best suited for growers who value speed and simplicity β€” autoflowering genetics mean no light schedule changes, compact plants, and harvest in 10-12 weeks from seed. The intermediate difficulty rating means basic growing competence is sufficient, but attention to detail during flower produces noticeably better results. Ships discreetly to all 50 US states with our germination guarantee.

Effects

😌Relaxed
72% of people reported feeling Relaxed
😊Happy
65% of people reported feeling Happy
πŸ€—Euphoric
60% of people reported feeling Euphoric
🀩Creative
56% of people reported feeling Creative
😎Uplifted
45% of people reported feeling Uplifted
🀀Hungry
41% of people reported feeling Hungry
😴Sleepy
38% of people reported feeling Sleepy
πŸ˜†Giggly
31% of people reported feeling Giggly
🧠Focused
21% of people reported feeling Focused

Best For

✦ Anytime
✦ Relaxation
✦ Stress Relief

Strain Type

Indica 58%Sativa 42%

Strain Data Sheet

🧬THC24% - 28% (High)
🌿LineageGorilla Glue Γ— Wedding Cake
πŸ”¬TypeAutoflower Hybrid
🌑ClimateAll Climates (Adaptable)
πŸ“…Harvest9 - 11 weeks from seed
πŸ“Height2.2 - 3.8 ft | 67 - 114 cm
βš–οΈYieldHigh
🏠Yield Indoor13.3 oz/ft² | 377 - 554 g/m²
🌳Yield Outdoor4 - 12 oz/plant | 117 - 344 g/plant
⏱Flowering Time9 - 11 weeks (seed to harvest)

Packaging

Resealable +
RK
Royal King Seeds
Autoflowering
Feminized Premium
Seeds
Premium Canadian Genetics
Protective vial
Resealable +
Royal King Seeds sells seeds for souvenir and collectible purposes. Cannabis seeds are legal to purchase in the USA under the Cannabis Act (2018). Customers are responsible for understanding local laws.
1
303 OG Feminized
royalkingseeds.us
IG
FB
X
πŸ”’Sealed for authenticity
πŸ’§Waterproof coating
πŸ›‘οΈAluminium interior lining
🏷️Protective sticker
πŸ“±QR code verification
πŸ”’Scratchable serial number

Related Strains

$100 OG Feminized
Hybrid
THC 25%%

$100 OG Feminized

HappyHungryRelaxed
$13.99USD
13 Dawgs Feminized
Hybrid
THC 19%

13 Dawgs Feminized

EuphoricUplifted
$12.49USD
24k Gold Feminized
HybridAuto
THC 24%

24k Gold Feminized

HappyFocusedEnergetic
$14.49USD
3 Kings Feminized
SativaAuto
THC 16%

3 Kings Feminized

HappyEnergeticCreative
$14.49USD
303 OG Feminized Seeds | 24% THC Hybrid | US Shipping | Royal King Seeds USA