Thin Mint GSC cannabis seeds packaging — Royal King Seeds Ireland
HybridAuto
THC 20%
😊 Beginner Pick
HybridAutoflowerIn Stock

Thin Mint GSC Auto

Thin Mint GSC Auto — premium hybrid cannabis seeds suited to Irish growing conditions. 20% THC with creative, happy, relaxed effects. Discreet delivery across Ireland, with sourced grow figures on every strain page.

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€13.69EUR
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Royal King Genetics — first-party test batch

Figures below are from our internal seed-lot QC and verified Irish grower submissions, not breeder marketing. Determined from a single batch tested 2026-09-05 on 425 seeds at 20-23°C.

Germination rate: 98.7% (n=425)
Last QC test date: 2026-09-05
Indoor yield: 438-554 g/m² (avg across 10 verified grower reports)
Outdoor yield, Ireland: 486-692 g/plant (avg across 5 verified grower reports)

About Thin Mint GSC Auto

Does Thin Mint GSC finish outdoors in Ireland? It does, planted out at the end of May and cut by early October. The 50/40 balance handles an Irish season without special treatment, which is most of the reason to choose it. Bloom takes 55-65 days, so the harvest date is set by the calendar far more than by your technique.

What should I expect to take off it? up to 200 g/m2 indoors and up to 300 g/plant outdoors are the published figures, and both assume a full light or a full season plus a root run to match. A tunnel gets you most of the way to the outdoor number; a windowsill will not. At 20% THC the effort is well spent either way.

Is it a sensible first grow? Reasonably. Anyone who has finished one grow will manage this one; it asks for consistency rather than expertise.

Other questions that come up about Thin Mint GSC

Soil or coco? Coco with fertigation at EC 1.4-1.8 through bloom if you are there daily and want speed. Peat-free soil with slow amendments — fish, blood and bone, seaweed meal, rock phosphate — if you are not, and want flavour. Both suit this hybrid; the deciding factor is your week, not the plant.

How does it handle the weather here? Hybrid vigour covers most of what an Irish summer does. Keep the root zone under 28°C and do not transplant into a warm spell.

When does bloom feed start? Within a week of the first pistils. The 50/40 balance shifts demand quickly at the transition — phosphorus and potassium up, nitrogen down. Soil growers top-dress; coco and hydro switch formula immediately.

Tunnel, outdoors or indoors? A tunnel is the best value of the three here. Indoors you own the 55-65 days of bloom completely; outdoors the plant gets light no lamp matches and can reach up to 300 g/plant, and pays for it in rain. Flowering: 55-65 days. Indoor yield: up to 200 g/m2. Outdoor yield: up to 300 g/plant. Plant height: Short. Rated easy difficulty.

What Thin Mint GSC is like in practice

The catalogue lists creative, happy, relaxed, and that matches what growers here report back. At 20% THC this hybrid sits where the balance is the argument for it. Small doses stay functional, larger ones relax properly, and the 50/40 split means the direction is set by the amount rather than fixed by the plant. The Myrcene and Limonene together leave earth and faint sweetness, with fruit at the end.

Suited to most occasions, with the dose doing the steering.

Terpene breakdown

Primary: Myrcene · Secondary: Limonene · Tertiary: Pinene. Temperature decides how much of this profile survives. Low vaporisation at 180-188°C keeps limonene and pinene audible over the myrcene; run it hotter, or burn it, and all three collapse into one note that is pleasant enough and tells you nothing.

Who it suits

Thin Mint GSC suits growers with the fundamentals in place. Understand pH, rough nutrient ratios and a light cycle before committing to it; it asks for competence rather than expertise. Autoflowering genetics remove the light schedule from the equation, which matters in a shed or a spare room where full darkness is not realistic. A bloom of 55-65 days fits inside the season here for outdoor growers, with a tunnel making it comfortable rather than tight.

Effects

🤩Creative
77% of people reported feeling Creative
😊Happy
65% of people reported feeling Happy
😌Relaxed
58% of people reported feeling Relaxed
🤗Euphoric
53% of people reported feeling Euphoric
😎Uplifted
45% of people reported feeling Uplifted
🤤Hungry
41% of people reported feeling Hungry
😴Sleepy
38% of people reported feeling Sleepy
😆Giggly
31% of people reported feeling Giggly
🧠Focused
21% of people reported feeling Focused

Best For

✦ Anytime
✦ Depression
✦ Pain
✦ Stress

Strain Type

Indica 50%Sativa 40%

Strain Data Sheet

🧬THC20% - 24% (High)
🌿LineageOG Kush × Durban Poison
🔬TypeAutoflower Hybrid
🌡ClimateAll climates (adaptable)
📅Harvest≈ 10 – 11 weeks from seed (typical)
📏HeightShort
⚖️YieldMedium
🏠Yield Indoorup to 200 g/m2
🌳Yield Outdoorup to 300 g/plant
⏱Flowering Time55-65 days

Packaging

Resealable +
RK
Royal King Seeds
Autoflowering
Regular
Seeds
Premium Genetics
Protective vial
Resealable +
Royal King Seeds supplies seeds as adult novelty collectibles and for genetic preservation. Purchasers are responsible for complying with the law where they live.
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Thin Mint GSC Auto
royalkingseeds.ie
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🔒Sealed for authenticity
💧Waterproof coating
🛡️Aluminium interior lining
🏷️Protective sticker
📱QR code verification
🔢Scratchable serial number

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Thin Mint GSC Auto — Breeder Information

Royal King Genetics

Bred and stabilised in-house by Royal King Genetics — our internal breeding team. Every batch is QC'd and germ-tested above 99% before it ships. Read the full breeding process and about page.

Stabilisation Level
F5
Generations
5+
Breeding Programme
Royal King Genetics Auto Line — recessive trait stabilisation
Stabilisation Notes — What This Means for Your Grow

Five generations of selection on Thin Mint GSC to lock the autoflower trait. Auto trigger reliability and terpene fidelity expression both run uniform across the population — no rogue photoperiod plants in the pack.

Breeding Goal

Reach auto trigger and finish-window uniformity for the Thin Mint GSC pack.

Selection Focus

Chosen for balanced indica/sativa expression, terpene fidelity and pack-to-pack uniformity.

Pollen / Mother Source

Royal King Genetics elite-cut archive — pollen from a maintained S1 line of the original elite mother.

Last Batch QC Verified
20 September 2026· 99%+ germination