Banana Diesel cannabis seeds packaging — Royal King Seeds UK
Indica
THC 23%
🎨 Creative
IndicaFeminisedIn Stock

Banana Diesel Feminised

Feminised PhotoperiodSee Lab Report →

Banana Diesel Feminised — indica cannabis seeds suited to UK growing conditions. 23% THC with euphoric, creative, focused effects. Fast, discreet UK delivery.

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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 2026-09-20 on 450 seeds.

Germination rate: 99.1% (n=450)
Last QC test date: 2026-09-20
Indoor yield: 429-600 g/m² (avg across 9 verified grower reports)
Outdoor yield: 489-682 g/plant (avg across 8 verified grower reports)

About Banana Diesel Feminised

Will Banana Diesel finish outdoors in Britain? Yes, within the April to October season. The habit is compact enough to stay below a fence line, and the dense flower structure puts real weight on a small frame — which is also the reason airflow matters more here than it would in a drier place. Flowering runs 9-9.5 weeks, which puts harvest in September or October for most of the country.

What yield is realistic? 600 gr/m² indoors is achievable with competent LED lighting and attention to feeding. Outdoors, 600 grams 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 23% THC with a linalool-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 Banana Diesel

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 indica performs in both; the choice is about what you want out of it.

How does it handle a British summer? The dense foliage shades itself, which helps. Above 30°C growth stalls but the plant does not fold. Mulch the root zone and water before seven in the morning and heat stress stops being a factor in nearly every part of the country. 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 70/30 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 600 grams — at the price of accepting whatever the autumn does. Flowering: 9-9.5 weeks. Indoor yield: 600 gr/m². Outdoor yield: 600 grams. Plant height: 90-120 cm. Rated intermediate difficulty.

What Banana Diesel is actually like

Growers report euphoric, creative, focused, energetic as the defining characteristics and our own notes agree. At 23% THC this indica sits where dose control starts to matter. A single bowl through a vaporiser at 185°C gives a manageable physical ease with the head still working, which is what most people want at the end of a day. Push the dose and it moves firmly towards sedation — the reason it tends to become a winter evening cultivar rather than an all-year one. The Linalool/Myrcene pairing leaves a finish that keeps changing across a session.

Best suited to quiet evenings, a film, recovery after exercise, and the hour before sleep.

Terpene breakdown

Primary: Linalool · Secondary: Myrcene · Tertiary: Caryophyllene. How this profile survives the journey from flower to vapour depends on temperature. Low vaporisation, 180-188°C, keeps the myrcene and caryophyllene audible over the linalool base. Run it hotter, or burn it, and the three collapse into one note — pleasant enough, but none of the complexity that made it worth choosing.

Who it suits

Banana Diesel suits growers with the basics in place. Understand pH, rough nutrient ratios and light cycles before you commit to it; it asks for competence rather than expertise. Photoperiod genetics leave plant size and harvest date under your control — veg longer for bigger plants, or flip early when space is short. The April to October season accommodates a bloom of 9-9.5 weeks comfortably for outdoor growers across the country.

Effects

🤗Euphoric
74% of people reported feeling Euphoric
🤩Creative
70% of people reported feeling Creative
🧠Focused
62% of people reported feeling Focused
🤑Energetic
50% of people reported feeling Energetic
😌Relaxed
45% of people reported feeling Relaxed
😴Sleepy
45% of people reported feeling Sleepy
😊Happy
31% of people reported feeling Happy
🤤Hungry
27% of people reported feeling Hungry
🧘Calm
19% of people reported feeling Calm

Strain Type

Indica 70%Sativa 30%

Strain Data Sheet

🧬THC23% - 28% (High)
🌿LineageIndica-Dominant Hybrid (Undisclosed Lineage)
🔬TypeFeminised Indica
🌡ClimateCool–temperate / continental
📅HarvestLate Sept – Oct, UK outdoor (typical)
📏Height90-120 cm
⚖️YieldTypical for type
🏠Yield Indoor600 gr/m²
🌳Yield Outdoor600 grams
⏱Flowering Time9-9.5 weeks

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 must comply with all applicable United Kingdom legislation.
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Banana Diesel Feminised
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🔒Sealed for authenticity
💧Waterproof coating
🛡️Aluminium interior lining
🏷️Protective sticker
📱QR code verification
🔢Scratchable serial number

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Banana Diesel 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
F4
Generations
4+
Breeding Programme
F4 Production Line — modern cross stabilisation
Stabilisation Notes — What This Means for Your Grow

Four rounds of filial stabilisation on the Banana Diesel cross. The tight finish window expression sits uniform; pheno-to-pheno yield variation runs within ±10% of the published numbers.

Breeding Goal

Stabilise the Banana Diesel cross over four selection rounds.

Selection Focus

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

Pollen / Mother Source

Royal King Genetics in-house breeder room — pollen taken from a generation-tracked sibling-male line.

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