King's Banner
Cannabis seeds
by Pure Instinto
King's Banner Cannabis Seeds by Pure Instinto
King's Banner is a slightly indica-dominant feminised cannabis seed from Pure Instinto that delivers up to 27% THC and heavy yields in just 9 weeks of flowering. Bred from Louie Dom and the legendary Bruce Banner, this cultivar packs serious potency into a compact, easy-to-manage plant — the kind of genetics that reward both first-time growers and seasoned cultivators with minimal fuss and maximum output.
King's Banner Genetics and Lineage
King's Banner descends from two well-regarded parents: Louie Dom, a creative and uplifting indica, and Bruce Banner — a chunky hybrid famous for its potency, berry-diesel aroma, and uplifting character. Pure Instinto crossed these two lines to produce a slightly indica-leaning hybrid that retains Bruce Banner's raw power while adding the compact structure and vigour of Louie Dom. The result is a plant that hits hard at up to 27% THC but stays manageable in the grow room.
If you've grown Bruce Banner before, you'll recognise the resinous flower production and dense bud structure. King's Banner keeps those traits but tightens the node spacing and reduces stretch — two things that make a real difference when you're working with limited vertical space indoors. We'd pick King's Banner over a straight Bruce Banner cut for any setup under 1.8m tall.
How King's Banner Cannabis Seeds Grow
King's Banner is one of those strains that practically grows itself. Plants are stocky with broad, dark-green leaves and tightly spaced nodes — classic indica morphology. She handles LST, topping, ScrOG, and SOG without complaint, bouncing back quickly thanks to strong underlying genetics. Pure Instinto also reports a natural resistance to pests and pathogens, which is one less thing to worry about during veg.
Flip her to 12/12 and she hardly stretches at all. That's a genuine advantage if you're running a tent with limited headroom or growing outdoors where discretion matters. After 60–65 days of flowering indoors, King's Banner is harvest-ready. Outdoor growers can expect to chop come October.
One honest limitation: because the nodes are so tight, airflow through the canopy can become an issue in humid environments. A bit of defoliation during mid-flower goes a long way. Strip a few of those big fan leaves from the interior and you'll avoid any moisture-related headaches.
| Specification | Detail |
|---|---|
| Seed bank | Pure Instinto |
| Genetics | Louie Dom x Bruce Banner |
| Type | Slightly indica-dominant hybrid |
| THC content | Up to 27% |
| Flowering time | 60–65 days |
| Indoor yield | Up to 500g/m² |
| Outdoor yield | Up to 800g/plant |
| Harvest (outdoor) | October |
| Plant structure | Stocky, compact, tight node spacing |
| Seeds per pack | 3 |
King's Banner Yield and Flowering Performance
For a 9-week strain, King's Banner punches well above its weight. Indoor growers can pull up to 500g/m² — that's competitive with cultivars that take 10–11 weeks to finish. Outdoor cultivators have even more to look forward to: up to 800g per plant when given enough root space, sunlight, and nutrients through the season.
The buds themselves are dense and heavy, retaining plenty of weight through the drying and curing process. Like any good indica-leaning hybrid, the flowers have excellent structure — tight calyxes stacked on top of each other, coated in a thick layer of trichomes. In cooler conditions (night temperatures dropping below 15°C during late flower), King's Banner can develop stunning pink-purple hues that make the cured product look as good as it smells.
| Growing environment | Yield potential | Harvest timing |
|---|---|---|
| Indoor (per m²) | Up to 500g | 60–65 days of 12/12 |
| Outdoor (per plant) | Up to 800g | October |
Aroma, Flavour, and Bud Quality
Crack open your curing jars and King's Banner hits you with a berry-diesel nose inherited directly from the Bruce Banner side. There's a sweetness underneath — almost like overripe berries left in the sun — layered with a fuel-forward sharpness that lingers on your fingers after handling the buds. The smoke carries those same notes: a sweet, fruity inhale followed by a diesel exhale that coats the palate.
The trichome coverage on this strain is genuinely impressive. Even mid-canopy buds come out frosty, which makes King's Banner a solid candidate if you're interested in making dry sift or bubble hash from the trim. The resin production alone justifies growing a plant or two extra just for extraction.
King's Banner Effects and THC Content
At up to 27% THC, King's Banner sits firmly in the heavy-hitter category. The effect leans towards a strong body sensation — the kind that starts in the shoulders and works its way down. According to a study published in the National Center for Biotechnology Information, cannabis ingestion can take roughly 30 minutes to 2 hours to produce intoxicating effects, which can be felt for 5–8 hours (Huestis, 2007; Jernigan et al., 2021). Smoked or vaporised flower typically acts faster, but King's Banner's potency means a little goes a long way.
Research into cannabinoids continues to expand. According to a review in PMC, cannabinoids have been described as promising analgesic, antipyretic, antiemetic, and anti-inflammatory agents (PMC7571138). And as noted in a study on attitudes and beliefs about medical usefulness, proposed benefits of cannabis include antiemetic effects, appetite stimulation, and sleep improvement (PMC7364300). These are research-level observations, not product claims — but they give context to why strains with this THC concentration attract the interest they do.
This content is written for adults aged 18 and over. Effects and potency described above apply to adult physiology.
How to Germinate and Grow King's Banner Seeds
- Soak your King's Banner seeds in a glass of room-temperature water for 14–18 hours. Some seeds sink, some float — both are fine at this stage.
- Transfer the seeds to a damp paper towel folded on a plate. Cover with a second plate to create a dark, humid environment. Check daily and keep the towel moist.
- Once taproots emerge (usually 24–72 hours), plant each seed 1–1.5cm deep in a small pot of light, airy growing medium. Keep the soil moist but not waterlogged.
- Maintain temperatures around 22–26°C during germination and early seedling stage. A humidity dome helps if your environment is dry.
- Veg for 3–5 weeks depending on your target plant size. King's Banner responds well to topping and LST — start training once the plant has 4–5 nodes.
- Flip to 12/12 when ready. Expect minimal stretch. Defoliate lightly at days 21 and 42 of flower to improve airflow and light penetration.
- Harvest at 60–65 days of flowering. Check trichomes with a loupe — aim for mostly milky with a few amber heads for the heaviest body effect.
- Dry slowly in a dark room at 18–20°C and 55–60% humidity for 10–14 days, then cure in glass jars for at least 2 weeks before sampling.
Complete your setup with a proper germination kit to give King's Banner the best possible start. If you're growing indoors, a grow tent and carbon filter will keep things discreet — that berry-diesel aroma gets loud in late flower. Pair with fabric pots for better root aeration and drainage throughout the cycle.
Why Grow King's Banner Cannabis Seeds
There are plenty of potent strains on the market. What sets King's Banner apart is the combination of potency, speed, and ease of cultivation. You're looking at up to 27% THC from a plant that finishes in 9 weeks, stays compact enough for a small tent, and doesn't need constant babysitting. That's a rare combination.
We've seen growers lose weeks chasing extra yield from finicky sativa-dominant hybrids that stretch into the lights and need constant support. King's Banner sidesteps all of that. She stays short, builds dense colas from the bottom up, and rewards basic feeding schedules with heavy harvests. If you want a no-drama indica-leaning hybrid that delivers genuine potency without a 12-week wait, this is the one.
The only thing to watch: those tight buds can trap moisture in high-humidity environments. If your grow space sits above 60% RH during flower, invest in a dehumidifier or at minimum keep a fan moving air through the canopy. Prevention is always cheaper than losing a cola to mould two weeks before harvest.
King's Banner vs Bruce Banner Seeds
Since King's Banner descends directly from Bruce Banner, the comparison is inevitable. Bruce Banner is a more balanced hybrid — slightly more stretch, slightly longer flower time in most cuts, and a more uplifting, cerebral lean. King's Banner takes that genetic foundation and compresses it: shorter plants, tighter nodes, faster finish, and a heavier body-focused effect. If vertical space is your limiting factor, King's Banner is the better pick. If you prefer a more balanced, head-and-body effect and have room for taller plants, the original Bruce Banner still holds its own.
Frequently Asked Questions
How long does King's Banner take to flower?
King's Banner finishes flowering in 60–65 days indoors. Outdoor growers can expect to harvest in October. She's one of the faster indica-dominant hybrids in the Pure Instinto catalogue.
What yield can I expect from King's Banner seeds?
Indoor growers can pull up to 500g/m² under optimised conditions. Outdoor plants can produce up to 800g each when given sufficient space, light, and nutrition through the growing season.
Is King's Banner suitable for small grow spaces?
Yes — she's one of the best options for limited headroom. King's Banner stays stocky with minimal stretch after flipping to 12/12. She responds well to LST and ScrOG, making her a strong choice for tents under 1.8m tall.
What does King's Banner smell and taste like?
Expect a berry-diesel aroma with a sweet, fruity undertone. The smoke mirrors the nose: sweet berries on the inhale, a lingering diesel finish on the exhale. Late in flower, the smell gets loud — a carbon filter is strongly recommended for indoor grows.
How many seeds come in a pack of King's Banner?
Each pack contains 3 feminised seeds from Pure Instinto. All seeds are feminised, so you won't need to sex plants or worry about males pollinating your crop.
Does King's Banner need special training techniques?
No special techniques required — she handles topping, LST, ScrOG, and SOG without issue. The naturally tight node spacing means she responds especially well to ScrOG setups, filling out the net quickly and evenly.
Can King's Banner develop purple colours?
Yes. When exposed to cooler night temperatures (below roughly 15°C) during late flowering, King's Banner buds can develop striking pink-purple hues. This is a genetic trait, not a sign of stress.
Last updated: April 2026
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Medical disclaimer. This content is for informational purposes only and does not constitute medical advice. Consult a qualified healthcare provider before use of any substance.