Critical Purple cannabis seeds packaging — Royal King Seeds Ireland
IndicaAuto
THC 27%
⚡ High Potency
IndicaAutoflowerIn Stock

Critical Purple Auto

Order Critical Purple Auto seeds online in Ireland. A quality indica cultivar at 27% THC delivering relaxed, sleepy, happy. Chosen for a short season and a damp finish. Fast shipping and a germination guarantee.

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€9.12EUR
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🌱Germination Promise
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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 2026-09-19 on 100 seeds at 20-23°C.

Germination rate: 98.5% (n=100)
Last QC test date: 2026-09-19
Indoor yield: 476-634 g/m² (avg across 16 verified grower reports)
Outdoor yield, Ireland: 494-634 g/plant (avg across 7 verified grower reports)

About Critical Purple Auto

Growing Critical Purple in Ireland is a question of rain and wind rather than of heat or latitude. The whole island runs temperate oceanic, so nowhere is meaningfully warmer than anywhere else — what changes as you move west is how many wet days land on the plant while it is in flower. Outdoors that makes bud structure and the 49 to 56 days of bloom the two things worth reading before anything else, because a dense cola and a wet October are a poor combination. Under a tunnel or under lights the argument disappears: Critical Purple is then judged on its genetics and on nothing else.

Growing it on this island

The pressures here are consistent and they are nearly all about water. Botrytis in dense flower from September onwards is the first, and it is answered with open structure, moving air and a roof — not with anything sprayed on afterwards. Indoors, spider mite and thrips arrive the way they always do, and humidity above 60% in late bloom is what turns a manageable problem into a lost room. Outdoors in a wet spring the slugs do more damage to seedlings than every insect on the plot, and they do it in a single night.

A polytunnel changes the arithmetic on Critical Purple more than any other single purchase. It adds a fortnight at both ends of the season, keeps the rain off the flower during the weeks that matter, and turns a marginal outdoor crop into a reliable one.

What Critical Purple is like in practice

The catalogue lists relaxed, sleepy, happy, and that matches what growers here report back. At 27% THC this indica sits where the dose is the whole question. One bowl through a vaporiser at 185°C leaves the head working and the body easy, which is what most people are after on a weeknight. More than that moves it firmly towards sedation. The Myrcene and Humulene together leave earth and faint sweetness, with fruit at the end.

Suited to evenings in, recovery after work, and the hour before sleep.

Terpene breakdown

Primary: Myrcene · Secondary: Humulene · Tertiary: Linalool. Temperature decides how much of this profile survives. Low vaporisation at 180-188°C keeps humulene and linalool 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

Critical Purple 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 49 to 56 days fits inside the season here for outdoor growers, with a tunnel making it comfortable rather than tight.

Effects

😌Relaxed
72% of people reported feeling Relaxed
😴Sleepy
72% of people reported feeling Sleepy
😊Happy
58% of people reported feeling Happy
🤤Hungry
54% of people reported feeling Hungry
🤗Euphoric
47% of people reported feeling Euphoric
🧘Calm
40% of people reported feeling Calm
🌿Stress Relief
27% of people reported feeling Stress Relief
💆Body High
24% of people reported feeling Body High
😶‍🌫️Sedated
21% of people reported feeling Sedated

Best For

✦ Evening
✦ Relaxation
✦ Sleep Support

Strain Type

Indica 70%Sativa 30%

Strain Data Sheet

🧬THC27% - 31% (Very High)
🌿LineageAutoflowering Indica-Dominant Hybrid (Undisclosed Lineage)
🔬TypeAutoflower Indica
🌡ClimateAll climates (adaptable)
📅Harvest≈ 10 – 11 weeks from seed (typical)
📏Height150 cm
⚖️YieldMedium – High
🏠Yield Indoor300-400 g/m2
🌳Yield Outdoor400-600 g/plant
⏱Flowering Time49 to 56 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.
1
Critical Purple Auto
royalkingseeds.ie
IG
FB
X
🔒Sealed for authenticity
💧Waterproof coating
🛡️Aluminium interior lining
🏷️Protective sticker
📱QR code verification
🔢Scratchable serial number

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Critical Purple 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
Autoflower Stabilisation (F5) — ruderalis trait fixing
Stabilisation Notes — What This Means for Your Grow

Critical Purple is an autoflowering line that has been progressed through five rounds of Royal King Genetics autoflower stabilisation. The autoflower trait is recessive — fixing it takes multi-generation work — and at F5 the auto trigger and finish window are welded across the pack.

Breeding Goal

Lock the autoflower trait in Critical Purple through five generations of selection.

Selection Focus

Chosen for resin density, indica-leaning frame and tight internodes that suit indoor production.

Pollen / Mother Source

Royal King Genetics in-house mother stock — pollen taken from a sibling male drawn from the same selected pheno population.

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