
East Coast Sour Diesel Feminised
East Coast Sour Diesel Feminised cannabis seeds for Irish growers. Sativa strain · 21% THC · euphoric, creative, energetic. Discreet packaging, nationwide delivery, sourced grow figures.
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 2026-09-06 on 500 seeds at 21-24°C.
About East Coast Sour Diesel Feminised
East Coast Sour Diesel carries limonene as its lead note: citrus with bitterness behind it, closer to marmalade peel than to lemonade. Pinene sits beneath it and shows up second, clean and resinous, cutting through. The plant tests at 21% THC across a 24/76 split, though what decides whether any of this reaches the jar is the cure, not the seed.
Growing it for aroma
Growing East Coast Sour Diesel for terpene expression and growing it for weight are not the same project, and it is worth deciding which one you are on. The Limonene/Pinene/Terpinolene profile does its best work in living soil, where the biology produces compounds a bottle does not contain. Good peat-free compost and worm castings are available in any garden centre here, which makes that approach far less specialist than it sounds.
Stop foliar spraying after the second week of bloom. Anything that lands on a developing trichome is still there at harvest and is tasted rather than seen. In the last three weeks the night temperature decides which terpenes lead: held at 16-18°C the limonene comes forward, while a warmer finish protects the lighter terpinolene notes.
Then the cure, which is where Irish growers lose most of what they built. A ten to fourteen day hang wants 17°C and something near 58% humidity, and the ambient air here will not supply either for most of the year — a closed room and a small dehumidifier will. Into glass afterwards, burped twice daily for a fortnight. The pinene layer arrives somewhere in weeks three and four, not before.
Flowering: 9-10 weeks. Indoor yield: 450 g/m2. Outdoor yield: over 1 kg per plant. Plant height: 70-90 cm. Rated medium difficulty.
Flavour, aroma and effect
East Coast Sour Diesel arrives in order. The first draw at 21% THC gives citrus with a bitter edge that lifts off the palate. The euphoric, creative, energetic character follows in minutes, as attention sharpening. Colour and sound both read busier, and conversation goes further afield than it otherwise would. It holds two to three hours without a spike. Pinene underneath contributes an alertness that keeps it crisp.
Terpene breakdown
Primary: Limonene · Secondary: Pinene · Tertiary: Terpinolene. 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. Limonene anchors it, pinene holds the middle, and terpinolene 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 East Coast Sour Diesel? Indoor growers who want to choose their own timeline. Tunnel growers who want to decide when flowering starts rather than letting August decide it. Anyone with the space to veg it properly first. Rated medium, which means a moderate learning curve that rewards attention without needing specialist kit.
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East Coast Sour Diesel Feminised — Breeder Information
Royal King GeneticsBred 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.
When a strain has been kicking around since the early-2000s legacy, the question becomes whether the modern seed line still grows like the original cut. Our F5 IBL on East Coast Sour Diesel answers that — five rounds of selection have re-locked the long-flowering uniformity that made the cultivar a benchmark.
Strip out pheno drift while preserving the heritage long-flowering uniformity.
Chosen for clear-headed terpene expression, structural manageability and a finish that lands inside the published window.
Royal King Genetics select-mother programme — pollen drawn from an internally maintained reversed-female line.