
Canna-Tsu Feminised
Order Canna-Tsu Feminised seeds online in Ireland. A quality hybrid cultivar at 11% THC delivering relaxed, happy, euphoric. Chosen for a short season and a damp finish. Fast shipping and a germination guarantee.
Royal King Genetics โ 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 2026-09-11 on 250 seeds at 20-23ยฐC.
About Canna-Tsu Feminised
Growing Canna-Tsu 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 โ 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 60-70 days 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: Canna-Tsu 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 โ 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 Canna-Tsu 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.
What Canna-Tsu is like in practice
The catalogue lists relaxed, happy, euphoric, and that matches what growers here report back. At 11% THC this hybrid sits where the balance is the argument for it. Small doses stay functional, larger ones relax properly, and the 38/62 split means the direction is set by the amount rather than fixed by the plant. The Caryophyllene and Myrcene together leave warmth and spice, drying on the exhale.
Suited to most occasions, with the dose doing the steering.
Terpene breakdown
Primary: Caryophyllene ยท Secondary: Myrcene ยท Tertiary: Humulene. Temperature decides how much of this profile survives. Low vaporisation at 180-188ยฐC keeps myrcene and humulene audible over the caryophyllene; run it hotter, or burn it, and all three collapse into one note that is pleasant enough and tells you nothing.
Who it suits
Canna-Tsu suits growers with the fundamentals in place. Understand pH, rough nutrient ratios and a light cycle before committing to it; it asks for competence rather than expertise. Photoperiod genetics leave plant size and harvest date under your control โ veg longer for a bigger plant, or flip early when the ceiling is low. A bloom of 60-70 days fits inside the season here for outdoor growers, with a tunnel making it comfortable rather than tight.
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Feminised Premium
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Canna-Tsu Feminised โ Breeder Information
Royal King GeneticsBred and stabilised in-house by Royal King Genetics โ 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.
Backcrossed twice to the dominant parental line. Canna-Tsu now expresses cross-derived trait balance consistently across the population โ what made the original cross interesting is preserved without the pheno-roulette of an unstabilised F1.
Fix parent-cut traits in Canna-Tsu without narrowing the population too far.
Chosen for balanced indica/sativa expression, terpene fidelity and pack-to-pack uniformity.
Royal King Genetics elite-cut archive โ pollen from a maintained S1 line of the original elite mother.