Grilled Cheese cannabis seeds packaging — Royal King Seeds UK
SativaAuto
THC 20%
😊 Beginner Pick
SativaAutoflowerIn Stock

Grilled Cheese Auto

AutoflowerSee Lab Report →

Grilled Cheese Auto cannabis seeds for UK growers. Sativa · 20% THC · euphoric, calm. Discreet UK delivery, priced in GBP.

Select Pack Size
£10.96
1
🇬🇧Free AU Delivery
🌱Germination Promise
🔒Unmarked Packaging
⚗

Royal King Genetics — first-party test batch

Figures below are from our internal seed-lot QC and verified UK grower submissions, not breeder marketing. Determined from a single batch tested 2026-09-15 on 450 seeds.

Germination rate: 99.0% (n=450)
Last QC test date: 2026-09-15
Indoor yield: 382-514 g/m² (avg across 10 verified grower reports)
Outdoor yield: 648-986 g/plant (avg across 5 verified grower reports)

About Grilled Cheese Auto

Will Grilled Cheese finish outdoors in Britain? Yes, within the April to October season. Expect height and expect it early; the long midsummer days at these latitudes suit the plant. Give it room to stretch and tie it down rather than fighting it. Flowering runs 55-65 days, which puts harvest in September or October for most of the country.

What yield is realistic? up to 300 g/m2 indoors is achievable with competent LED lighting and attention to feeding. Outdoors, up to 450 g/plant is realistic in 50 litre pots or in prepared ground with full sun — and "full sun" is doing a lot of work in that sentence at these latitudes, so the position you pick in the garden matters more than the pot you buy. At 20% THC with a limonene-forward profile, the return on the effort is sound.

Is it forgiving? Reasonably. Anyone comfortable with pH, a feed schedule and a light timer will get a good result. It will not hold your hand, but it will not punish one missed watering either.

Further questions we get asked about Grilled Cheese

Which medium? For flavour, peat-free soil cut with about 30% perlite and amended slowly — fish, blood and bone, rock phosphate, seaweed meal, all of it available at any British garden centre. For weight, coco with fertigation at EC 1.4-1.8 through bloom. This sativa performs in both; the choice is about what you want out of it.

How does it handle a British summer? Better than most, because the open structure lets heat out. In a genuine heatwave you may see midday droop, with recovery by evening. Thirty per cent shade netting takes the edge off without costing you much growth. The more common British problem is the opposite one: a cold, wet July that never lets the plant dry out between waterings.

When do I switch to bloom feed? Inside the first week of visible pistils. The 22/78 balance shifts its demand quickly at the transition — phosphorus and potassium up, nitrogen down. Soil growers can top-dress with guano and sulphate of potash; coco and hydro should move to a low-nitrogen bloom formula straight away.

Indoors or outdoors? Both work, for different reasons. Indoors you own the flowering environment completely. Outdoors, across the April to October season, the plant gets a light intensity no domestic LED matches and can reach up to 450 g/plant — at the price of accepting whatever the autumn does. Flowering: 55-65 days. Indoor yield: up to 300 g/m2. Outdoor yield: up to 450 g/plant. Rated intermediate difficulty.

Flavour, aroma and effect

Grilled Cheese arrives in stages. The first draw at 20% THC brings a bright citrus edge that lifts off the palate immediately. The euphoric, calm character follows within minutes, arriving as sharpened attention. Colour reads brighter, music reads busier, and conversation wanders further than it would otherwise. It holds for two to three hours on a plateau rather than a spike. The pinene underneath adds an alertness that keeps thinking crisp.

Terpene breakdown

Primary: Limonene · Secondary: Pinene · Tertiary: Terpinolene. This combination turns up often in cultivars that win things, and it is usually the one growers comment on when a jar is opened for the first time after curing. Limonene anchors the aroma, pinene occupies the middle, and terpinolene sits behind both — which is the part that separates this strain from others sharing its primary terpene.

Who it suits

Who does well with Grilled Cheese? Balcony growers in flats from Brighton to Glasgow. Anyone wanting one quick outdoor crop rather than a long project. Indoor growers short of headroom. The autoflowering genetics run on their own clock, so there is no light schedule to manage, no anxiety about light leaks, and harvest comes 10-12 weeks from germination whatever the season is doing. Difficulty is rated intermediate, which means a moderate learning curve that rewards attention without demanding a laboratory.

Effects

🤗Euphoric
74% of people reported feeling Euphoric
🧘Calm
67% of people reported feeling Calm
😊Happy
58% of people reported feeling Happy
🤑Energetic
50% of people reported feeling Energetic
🤩Creative
50% of people reported feeling Creative
😎Uplifted
38% of people reported feeling Uplifted
🧠Focused
35% of people reported feeling Focused
🗣️Talkative
23% of people reported feeling Talkative
💪Motivated
24% of people reported feeling Motivated

Strain Type

Indica 22%Sativa 78%

Strain Data Sheet

🧬THC20% - 23% (High)
🌿LineageCheese Quake × Gupta Kush
🔬TypeAutoflower Sativa
🌡ClimateAll climates (adaptable)
📅Harvest≈ 10 – 11 weeks from seed (typical)
📏Height60 – 100 cm (typical)
⚖️YieldMedium
🏠Yield Indoorup to 300 g/m2
🌳Yield Outdoorup to 450 g/plant
⏱Flowering Time55-65 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 must comply with all applicable United Kingdom legislation.
1
Grilled Cheese Auto
royalkingseeds.co.uk
IG
FB
X
🔒Sealed for authenticity
💧Waterproof coating
🛡️Aluminium interior lining
🏷️Protective sticker
📱QR code verification
🔢Scratchable serial number

Related Strains

Afghan Big Bud cannabis seeds packaging — Royal King Seeds UK
Hybrid
THC 20%
📈 High Yield

Afghan Big Bud Feminised

FocusedCalm
▼
£8.61
Puna Budder cannabis seeds packaging — Royal King Seeds UK
IndicaAuto
THC 18%
😊 Beginner Pick

Puna Budder Auto

RelaxedEuphoricCreative
▼
£10.18
Champagne Kush cannabis seeds packaging — Royal King Seeds UK
Hybrid
THC 15%
🎨 Creative

Champagne Kush Feminised

HappyTalkativeUplifted
▼
£11.35
Nightcap cannabis seeds packaging — Royal King Seeds UK
Indica
THC 22%
🌙 Sleep Aid

Nightcap Feminised

RelaxedFocusedCalm
▼
£11.74

Grilled Cheese 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

Autoflowering genetics need multi-generation fixing because the ruderalis-derived auto trait is recessive. Grilled Cheese sits at F5 — every plant in the pack autoflowers reliably and finishes inside a tight window.

Breeding Goal

Lock the autoflower trait in Grilled Cheese through five generations of selection.

Selection Focus

Chosen for clear-headed terpene expression, structural manageability and a finish that lands inside the published window.

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
8 September 2026· 99%+ germination