White Widow cannabis seeds packaging — Royal King Seeds Ireland
HybridAuto
THC 26%
⚡ High Potency
HybridAutoflowerIn Stock

White Widow Auto

Order White Widow Auto seeds online in Ireland. A quality hybrid cultivar at 26% THC delivering euphoric, relaxed, uplifted. Chosen for a short season and a damp finish. Fast shipping and a germination guarantee.

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€11.41EUR
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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 2026-09-15 on 350 seeds at 20-23°C.

Germination rate: 97.4% (n=350)
Last QC test date: 2026-09-15
Indoor yield: 400-576 g/m² (avg across 12 verified grower reports)
Outdoor yield, Ireland: 508-752 g/plant (avg across 7 verified grower reports)

About White Widow Auto

Growing White Widow 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 50-55 days (harvest 70-85 days after germination) 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: White Widow 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 White Widow 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 White Widow is like in practice

The catalogue lists euphoric, relaxed, uplifted, and that matches what growers here report back. At 26% 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 Caryophyllene and Myrcene together leave warmth and spice, drying on the exhale.

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

Terpene breakdown

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

Who it suits

White Widow 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 50-55 days (harvest 70-85 days after germination) fits inside the season here for outdoor growers, with a tunnel making it comfortable rather than tight.

Effects

🤗Euphoric
74% of people reported feeling Euphoric
😌Relaxed
65% of people reported feeling Relaxed
😎Uplifted
58% of people reported feeling Uplifted
😊Happy
51% of people reported feeling Happy
🤩Creative
50% of people reported feeling Creative
🤤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

🧬THC26% - 30% (Very High)
🌿LineageBrazilian Sativa (Landrace) × South Indian Indica (Landrace)
🔬TypeAutoflower Hybrid
🌡ClimateAll climates (adaptable)
📅Harvest≈ 10 – 11 weeks from seed (typical)
📏Height30 - 90 cm
⚖️YieldMedium – High
🏠Yield Indoor14 to 455 g/m2
🌳Yield Outdoor7 to 225 g/plant
⏱Flowering Time50-55 days (harvest 70-85 days after germination)

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
White Widow Auto
royalkingseeds.ie
IG
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🔒Sealed for authenticity
💧Waterproof coating
🛡️Aluminium interior lining
🏷️Protective sticker
📱QR code verification
🔢Scratchable serial number

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White Widow 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 White Widow to lock the autoflower trait. Auto trigger reliability and flavour saturation 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 White Widow pack.

Selection Focus

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

Pollen / Mother Source

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

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