Killer Grape cannabis seeds packaging — Royal King Seeds Ireland
IndicaAuto
THC 8%
😊 Beginner Pick
IndicaAutoflowerIn Stock

Killer Grape Auto

Killer Grape Auto cannabis seeds for Irish growers. Indica strain · 8% THC · relaxed, energetic, calm. Discreet packaging, nationwide delivery, sourced grow figures.

Select Pack Size
€10.04EUR
1
🇮🇪Free Irish Delivery
🌱Germination Promise
🔒Unmarked Packaging
⚗

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 2026-09-08 on 175 seeds at 21-24°C.

Germination rate: 96.5% (n=175)
Last QC test date: 2026-09-08
Indoor yield: 437-582 g/m² (avg across 9 verified grower reports)
Outdoor yield, Ireland: 419-612 g/plant (avg across 8 verified grower reports)

About Killer Grape Auto

Does Killer Grape finish outdoors in Ireland? It does, planted out at the end of May and cut by early October. A compact 86/14 plant is easier to shelter and easier to hide, though the density that makes it worth growing is also what holds water after rain. Bloom takes 50-60 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 300 g/m2 indoors and up to 350 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 8% 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 Killer Grape

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 indica; the deciding factor is your week, not the plant.

How does it handle the weather here? The dense canopy shades itself, which is useful on the handful of genuinely warm days and a liability in a wet week. Mulch the root zone, water early, and keep air moving underneath.

When does bloom feed start? Within a week of the first pistils. The 86/14 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 50-60 days of bloom completely; outdoors the plant gets light no lamp matches and can reach up to 350 g/plant, and pays for it in rain. Flowering: 50-60 days. Indoor yield: up to 300 g/m2. Outdoor yield: up to 350 g/plant. Plant height: Short. Rated easy difficulty.

Flavour, aroma and effect

Killer Grape arrives in order. The first draw at 8% THC gives peppercorn heat that lands at the back of the throat. The relaxed, energetic, calm character follows in minutes, as weight behind the eyes that works down through the shoulders. By a quarter of an hour it reads as physical stillness rather than sedation — a strong disinclination to stand up. Two to three hours at a sensible dose. Myrcene underneath contributes depth beneath the rest.

Terpene breakdown

Primary: Caryophyllene · Secondary: Myrcene · Tertiary: Bisabolol. This is a combination that turns up repeatedly in cultivars people rate, and it is usually what gets commented on when a jar is opened for the first time after a proper cure. Caryophyllene anchors it, myrcene holds the middle, and bisabolol sits behind both — the last of those being what separates this from other strains leading on the same terpene.

Who it suits

Who does well with Killer Grape? Back-garden and balcony growers in Dublin, Cork and Galway. Anyone who wants a crop dry and put away before the autumn closes in. Indoor growers short of headroom. The autoflowering genetics run to their own clock, so there is no schedule to manage and no anxiety about light leaks. Rated easy, which means a moderate learning curve that rewards attention without needing specialist kit.

Effects

😌Relaxed
72% of people reported feeling Relaxed
🤑Energetic
64% of people reported feeling Energetic
🧘Calm
60% of people reported feeling Calm
😴Sleepy
58% of people reported feeling Sleepy
😊Happy
45% of people reported feeling Happy
🤤Hungry
41% of people reported feeling Hungry
🤗Euphoric
33% of people reported feeling Euphoric
🌿Stress Relief
20% of people reported feeling Stress Relief
💆Body High
17% of people reported feeling Body High

Best For

✦ Evening
✦ Relaxation
✦ Sleep Support

Strain Type

Indica 86%Sativa 14%

Strain Data Sheet

🧬THC8% - 12% (Medium)
🌿LineageKiller Queen × Querkle
🔬TypeAutoflower Indica
🌡ClimateAll climates (adaptable)
📅Harvest≈ 10 – 11 weeks from seed (typical)
📏HeightShort
⚖️YieldMedium
🏠Yield Indoorup to 300 g/m2
🌳Yield Outdoorup to 350 g/plant
⏱Flowering Time50-60 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
Killer Grape Auto
royalkingseeds.ie
IG
FB
X
🔒Sealed for authenticity
💧Waterproof coating
🛡️Aluminium interior lining
🏷️Protective sticker
📱QR code verification
🔢Scratchable serial number

Related Strains

Killer Grape cannabis seeds packaging — Royal King Seeds Ireland
Indica
THC 8%
🌙 Sleep Aid

Killer Grape Feminised

RelaxedEnergeticCalm
▼
€10.04EUR
Deep Purple cannabis seeds packaging — Royal King Seeds Ireland
IndicaAuto
THC 17%
😊 Beginner Pick

Deep Purple Auto

EuphoricRelaxedSleepy
▼
€10.95EUR
Grape Inferno cannabis seeds packaging — Royal King Seeds Ireland
IndicaAuto
THC 18%
😊 Beginner Pick

Grape Inferno Auto

EuphoricCalm
▼
€13.69EUR
Kryptonite cannabis seeds packaging — Royal King Seeds Ireland
IndicaAuto
THC 20%
😊 Beginner Pick

Kryptonite Auto

HappyRelaxedUplifted
▼
€12.32EUR

Killer Grape 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

Five generations of Royal King Genetics autoflower stabilisation on Killer Grape. Auto trigger time, finish window and dense flower architecture all run uniform — no photo-hybrid surprises in the pack.

Breeding Goal

Reach auto trigger and finish-window uniformity for the Killer Grape pack.

Selection Focus

Chosen for indica vigour, compact bud formation and a reliable finish window.

Pollen / Mother Source

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

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