
Neptune Kush Auto
Neptune Kush Auto cannabis seeds for Irish growers. Sativa strain · 16% THC · happy, energetic, creative. 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 2026-09-18 on 375 seeds at 21-24°C.
About Neptune Kush Auto
Growing Neptune Kush in Ireland is a question of rain and wind rather than of heat or latitude. The whole island runs temperate oceanic, so nowhere is meaningfully warmer than anywhere else — what changes as you move west is how many wet days land on the plant while it is in flower. Outdoors that makes bud structure and the 56 days seed to harvest of bloom the two things worth reading before anything else, because a dense cola and a wet October are a poor combination. Under a tunnel or under lights the argument disappears: Neptune Kush is then judged on its genetics and on nothing else.
Growing it on this island
The pressures here are consistent and they are nearly all about water. Botrytis in dense flower from September onwards is the first, and it is answered with open structure, moving air and a roof — not with anything sprayed on afterwards. Indoors, spider mite and thrips arrive the way they always do, and humidity above 60% in late bloom is what turns a manageable problem into a lost room. Outdoors in a wet spring the slugs do more damage to seedlings than every insect on the plot, and they do it in a single night.
A polytunnel changes the arithmetic on Neptune Kush more than any other single purchase. It adds a fortnight at both ends of the season, keeps the rain off the flower during the weeks that matter, and turns a marginal outdoor crop into a reliable one.
Flavour, aroma and effect
Neptune Kush arrives in order. The first draw at 16% THC gives citrus with a bitter edge that lifts off the palate. The happy, energetic, creative 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. Temperature decides how much of this profile survives. Low vaporisation at 180-188°C keeps pinene and terpinolene audible over the limonene; run it hotter, or burn it, and all three collapse into one note that is pleasant enough and tells you nothing.
Who it suits
Who does well with Neptune Kush? Back-garden and balcony growers in Dublin, Cork and Galway. Anyone who wants a crop dry and put away before the autumn closes in. Indoor growers short of headroom. The autoflowering genetics run to their own clock, so there is no schedule to manage and no anxiety about light leaks. Rated easy, which means a moderate learning curve that rewards attention without needing specialist kit.
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Neptune Kush Auto — 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.
Five generations of selection on Neptune Kush to lock the autoflower trait. Auto trigger reliability and cerebral terpene profile expression both run uniform across the population — no rogue photoperiod plants in the pack.
Stabilise the recessive ruderalis trait in Neptune Kush for uniform auto-trigger.
Chosen for trichome density, sativa branching architecture and an energising terpene expression.
Royal King Genetics elite-cut archive — pollen from a maintained S1 line of the original elite mother.