Sierra Mist cannabis seeds packaging — Royal King Seeds Ireland
Hybrid
THC 16%
🎨 Creative
HybridFeminisedIn Stock

Sierra Mist Feminised

Order Sierra Mist Feminised seeds online in Ireland. A quality hybrid cultivar at 16% THC delivering creative, uplifted. Chosen for a short season and a damp finish. Fast shipping and a germination guarantee.

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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 2026-09-17 on 325 seeds at 20-23°C.

Germination rate: 96.2% (n=325)
Last QC test date: 2026-09-17
Indoor yield: 474-634 g/m² (avg across 6 verified grower reports)
Outdoor yield, Ireland: 400-634 g/plant (avg across 9 verified grower reports)

About Sierra Mist Feminised

Sierra Mist carries myrcene as its lead note: damp earth and something sweet gone slightly over, the smell of a hedgerow in late August. Limonene sits beneath it and shows up second, sharp enough to stop the whole thing turning heavy. The plant tests at 16% THC across a 39/61 split, though what decides whether any of this reaches the jar is the cure, not the seed.

Growing it for aroma

Growing Sierra Mist for terpene expression and growing it for weight are not the same project, and it is worth deciding which one you are on. The Myrcene/Limonene/Pinene profile does its best work in living soil, where the biology produces compounds a bottle does not contain. Good peat-free compost and worm castings are available in any garden centre here, which makes that approach far less specialist than it sounds.

Stop foliar spraying after the second week of bloom. Anything that lands on a developing trichome is still there at harvest and is tasted rather than seen. In the last three weeks the night temperature decides which terpenes lead: held at 16-18°C the myrcene comes forward, while a warmer finish protects the lighter pinene notes.

Then the cure, which is where Irish growers lose most of what they built. A ten to fourteen day hang wants 17°C and something near 58% humidity, and the ambient air here will not supply either for most of the year — a closed room and a small dehumidifier will. Into glass afterwards, burped twice daily for a fortnight. The limonene layer arrives somewhere in weeks three and four, not before.

Flowering: 55-65 days. Indoor yield: up to 500 g/m2. Outdoor yield: up to 550 g/plant. Plant height: Medium (150-245 cm). Rated moderate difficulty.

What Sierra Mist is like in practice

The catalogue lists creative, uplifted, and that matches what growers here report back. At 16% THC this hybrid sits where the balance is the argument for it. Small doses stay functional, larger ones relax properly, and the 39/61 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. The three shift relative to each other across the cure. Straight off the dry the myrcene dominates; three or four weeks sealed in glass at 16-18°C and the pinene underneath comes up to meet it. Vaporising between 180°C and 195°C catches the widest span, because heat takes the lighter pinene molecules first.

Who it suits

Sierra Mist 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 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
😎Uplifted
65% of people reported feeling Uplifted
😌Relaxed
58% of people reported feeling Relaxed
😊Happy
51% of people reported feeling Happy
🤗Euphoric
47% of people reported feeling Euphoric
🤤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
✦ Relaxation
✦ Stress Relief

Strain Type

Indica 39%Sativa 61%

Strain Data Sheet

🧬THC16% - 19% (Medium-High)
🌿LineageBalanced Hybrid (Undisclosed Lineage)
🔬TypeFeminised Hybrid
🌡ClimateTemperate, adaptable
📅HarvestSept – Nov, S. hemisphere (typical)
📏HeightMedium (150-245 cm)
⚖️YieldMedium – High
🏠Yield Indoorup to 500 g/m2
🌳Yield Outdoorup to 550 g/plant
⏱Flowering Time55-65 days

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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Sierra Mist Feminised
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Sierra Mist 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
F3
Generations
3+
Breeding Programme
Royal King Genetics Active Selection — F3 in-progress fixing
Stabilisation Notes — What This Means for Your Grow

Sierra Mist sits in advanced filial refinement (F3). Trait expression is consistent across the pack with the minor pheno-to-pheno variation that is typical at this stage. Active selection continues toward F4.

Breeding Goal

Cull off-type phenos in Sierra Mist at F3 to lock the cross profile.

Selection Focus

Chosen for terpene profile, vigour, structure and finish-time consistency.

Pollen / Mother Source

Royal King Genetics select-mother programme — pollen drawn from an internally maintained reversed-female line.

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