Golden Gate Haze cannabis seeds packaging — Royal King Seeds UK
Sativa
THC 20%
🎨 Creative
SativaFeminisedIn Stock

Golden Gate Haze Feminised

Feminised PhotoperiodSee Lab Report →

Golden Gate Haze Feminised — sativa cannabis seeds suited to UK growing conditions. 20% THC with happy, energetic, creative 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 2026-09-17 on 400 seeds.

Germination rate: 99.1% (n=400)
Last QC test date: 2026-09-17
Indoor yield: 431-552 g/m² (avg across 11 verified grower reports)
Outdoor yield: 533-760 g/plant (avg across 6 verified grower reports)

About Golden Gate Haze Feminised

Read Golden Gate Haze backwards from the harvest, with resin filling out towards 20% THC. This 6/94 cultivar spreads its weight gain across the whole of bloom instead of front-loading it the way a quick indica does. Cutting early out of nerves about the weather is the most expensive mistake made with plants of this shape. In Britain that means holding through late September and into October depending on your latitude, because the terpinolene-led profile only fills out in the closing fortnight.

Getting the weight out of this plant

Three stretches of bloom decide whether you reach the top of this strain's range. The rest is maintenance.

The first ten days of flower. What the plant does during the stretch sets canopy height, and canopy height sets how evenly the light lands. It can add half again its height. Supercrop anything that breaks the line of the canopy inside the first week or you will spend the rest of bloom lighting one branch properly and five badly.

Weeks three to five. Terpinolene production climbs through here, and it responds to a day-night temperature gap of 6-8°C. British autumn nights hand that to outdoor growers for free from September; indoors you have to build it, at roughly 25-26°C lights-on and 18-20°C lights-off. Bloom feed goes potassium-heavy around EC 1.6-1.8.

The last ten to fourteen days. Stop feeding and run pH-corrected water. Check trichomes daily under a 60x loupe — cut at 5-10% amber to keep the clear, lifted character intact. Outdoors that lands between late September and mid-October across most of Britain, and the weather forecast should get a vote.

Rated intermediate difficulty.

What Golden Gate Haze is actually like

Growers report happy, energetic, creative as the defining characteristics and our own notes agree. At 20% THC this sativa sits where most people find a workable window. Vaporised at 175-185°C the first effect is lift and mental energy, suited to work that benefits from it, a long walk, or an afternoon with company. The body stays light throughout, which makes it a genuine daytime option for anyone with a tolerance. The Terpinolene/Limonene pairing leaves a finish that keeps changing across a session.

Best suited to creative work, company, getting outdoors, and daytime use generally.

Terpene breakdown

Primary: Terpinolene · Secondary: Limonene · Tertiary: Ocimene. 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. Terpinolene anchors the aroma, limonene occupies the middle, and ocimene sits behind both — which is the part that separates this strain from others sharing its primary terpene.

Who it suits

Golden Gate Haze 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 the bloom period comfortably for outdoor growers across the country.

Effects

😊Happy
72% of people reported feeling Happy
🤑Energetic
64% of people reported feeling Energetic
🤩Creative
63% of people reported feeling Creative
😎Uplifted
51% of people reported feeling Uplifted
🤗Euphoric
47% of people reported feeling Euphoric
🧠Focused
42% of people reported feeling Focused
🗣️Talkative
30% of people reported feeling Talkative
💪Motivated
31% of people reported feeling Motivated
😆Giggly
24% of people reported feeling Giggly

Strain Type

Indica 6%Sativa 94%

Strain Data Sheet

🧬THC20% - 24% (High)
🌿LineageSativa-Dominant Hybrid (Undisclosed Lineage)
🔬TypeFeminised Sativa
🌡ClimateWarm / Mediterranean, long season
📅HarvestLate Sept – Oct, UK outdoor (typical)
📏Height120 – 200 cm (typical)
⚖️YieldMedium – High
🏠Yield Indoor400 – 500 g/m² (typical)
🌳Yield Outdoor400 – 600 g/plant (typical)
⏱Flowering Time9 – 11 weeks (typical)

Packaging

Resealable +
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Royal King Seeds
Photoperiod
Feminised Premium
Seeds
Premium Genetics
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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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Golden Gate Haze Feminised
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Golden Gate Haze 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
F5 IBL
Generations
5+
Breeding Programme
Royal King Genetics IBL — heritage cultivar restabilisation
Stabilisation Notes — What This Means for Your Grow

When a strain has been kicking around since the recent-era, the question becomes whether the modern seed line still grows like the original cut. Our F5 IBL on Golden Gate Haze answers that — five rounds of selection have re-locked the haze-character terps that made the cultivar a benchmark.

Breeding Goal

Bring the original Golden Gate Haze reference profile back to true-to-type seed stock.

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 elite-cut archive — pollen from a maintained S1 line of the original elite mother.

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