Sour Cream cannabis seeds packaging — Royal King Seeds Ireland
Sativa
THC 26%
⚡ High Potency
SativaFeminisedIn Stock

Sour Cream Feminised

Sour Cream Feminised — premium sativa cannabis seeds suited to Irish growing conditions. 26% THC with creative, calm effects. Discreet delivery across Ireland, with sourced grow figures on every strain page.

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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 2026-09-07 on 100 seeds at 20-23°C.

Germination rate: 98.0% (n=100)
Last QC test date: 2026-09-07
Indoor yield: 408-550 g/m² (avg across 16 verified grower reports)
Outdoor yield, Ireland: 410-622 g/plant (avg across 7 verified grower reports)

About Sour Cream Feminised

Days 1-14, germination and early veg. Sour Cream generally cracks within about two days on damp kitchen paper and is above the medium by day three. The first fortnight came in quick and reaching, narrow leaves angled up from the start. Five nodes by day 14 with real space between them, which tells you what is coming after the flip. Keep the humidity near 70% and damping off stops being a concern.

Weeks 3-6, veg. It wanted to climb. Low-stress training from week three was not enough on its own, so the main stem went over at a right angle in week four and the secondaries levelled up behind it.

Bloom, weeks 1-10. The 17/83 character came through clearly. Terpinolene was noticeable by week three and kept building; resin was obvious without a loupe from about week five. Indoor yield: 500-600 g/m2. Height: Tall. Tested at 26%. Rated medium.

The rest of the run

Weeks 4-6, mid-bloom. Loose clusters from week three closed up into defined colas. Buds kept extending rather than thickening, stacking calyxes along the stems. The lower sites did better than expected, because an open plant lets light reach places a bushy one shades out.

Ripening, weeks 8-10. Plain water for the last ten days. Terpinolene was strong enough by then that carbon filtration was not optional in a terraced house. Heads went clear to milky over the final fortnight, amber showing on sugar leaves first, and around 15% amber on the calyxes is a defensible place to stop.

Drying and curing. Hung whole in the dark at 17°C and 58% humidity for twelve days, both held by a dehumidifier because an October room here will hold neither. Stems snapped instead of bending, which is the only test worth trusting. Four weeks in glass after that. The 500-600 g/m2 figure held up. Limonene was far more present after the cure than at harvest — the cure makes flavour, it does not merely preserve it.

Flowering: 10 weeks. Indoor yield: 500-600 g/m2. Outdoor yield: Up to 550 gr. Plant height: Tall. Rated medium difficulty. Feminised seeds.

What Sour Cream is like in practice

The catalogue lists creative, calm, and that matches what growers here report back. At 26% THC this sativa sits where there is a usable window rather than a cliff. At 175-185°C the first effect is lift and mental energy, which suits company, a long walk, or work that benefits from it. The body stays light, so it is a genuine daytime option for anyone with a tolerance. The Terpinolene and Limonene together leave a finish that keeps shifting across a session.

Suited to company, creative work, and getting out of the house.

Terpene breakdown

Primary: Terpinolene · Secondary: Limonene · Tertiary: Ocimene. The three shift relative to each other across the cure. Straight off the dry the terpinolene dominates; three or four weeks sealed in glass at 16-18°C and the ocimene underneath comes up to meet it. Vaporising between 180°C and 195°C catches the widest span, because heat takes the lighter ocimene molecules first.

Who it suits

Sour Cream 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. Photoperiod genetics leave plant size and harvest date under your control — veg longer for a bigger plant, or flip early when the ceiling is low. A bloom of 10 weeks 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
🧘Calm
67% of people reported feeling Calm
😊Happy
58% of people reported feeling Happy
🤑Energetic
50% of people reported feeling Energetic
😎Uplifted
45% of people reported feeling Uplifted
🤗Euphoric
40% of people reported feeling Euphoric
🧠Focused
35% of people reported feeling Focused
🗣️Talkative
23% of people reported feeling Talkative
💪Motivated
24% of people reported feeling Motivated

Best For

✦ Daytime
✦ Creative Projects
✦ Social Activities

Strain Type

Indica 17%Sativa 83%

Strain Data Sheet

🧬THC26% - 31% (Very High)
🌿LineageSour Diesel × G13 Haze
🔬TypeFeminised Sativa
🌡ClimateWarm / Mediterranean, long season
📅HarvestSept – Nov, S. hemisphere (typical)
📏HeightTall
⚖️YieldHigh
🏠Yield Indoor500-600 g/m2
🌳Yield OutdoorUp to 550 gr
⏱Flowering Time10 weeks

Packaging

Resealable +
RK
Royal King Seeds
Photoperiod
Feminised Premium
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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Sour Cream Feminised
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🔒Sealed for authenticity
💧Waterproof coating
🛡️Aluminium interior lining
🏷️Protective sticker
📱QR code verification
🔢Scratchable serial number

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Sour Cream Feminised — 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
F4
Generations
4+
Breeding Programme
F4 Production Line — modern cross stabilisation
Stabilisation Notes — What This Means for Your Grow

A recent-era cross stabilised over four generations of selection. Sour Cream grows true-to-type with the high-energy terpene expression that defines the cultivar.

Breeding Goal

Cull off-type phenos in Sour Cream through filial selection.

Selection Focus

Chosen for trichome density, sativa branching architecture and an energising terpene expression.

Pollen / Mother Source

Royal King Genetics breeding facility — pollen from internally selected sibling males of the recurrent parent.

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