RK
Blue Amnesia cannabis seeds packaging β€” Royal King Seeds New Zealand
Sativa
THC 18%
πŸŒ™ One for the evening
SativaFeminisedIn Stock

Blue Amnesia Feminised

Growing Blue Amnesia Feminised in New Zealand: a sativa at 18% THC, relaxed, energetic, calm. Flowering window and height are on the page where we hold them, blank where we do not.

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$23.39NZD
1
πŸ‡³πŸ‡ΏFree Over $150
🌱Replaced If It Fails
πŸ”’Nothing On The Box
βš—

What the seed lot did on the bench

Every lot is checked before it goes on the shelf, and the yield figures come from New Zealand growers who sent us a harvest weight against a batch code. This lot was read on 2026-09-15, from a tray sample of 420.

Opened on the bench: 95.3% of 420
Lot checked: 2026-09-15, at 21-24Β°C
Under lights here: 349-470 g/mΒ², across 8 grower reports
Outside here: 521-674 g/plant, across 3 grower reports

Outdoor figures come from a New Zealand season, so they run below what the same cultivar reaches somewhere with a longer, drier autumn. Treat them as what this plant does here. The full report for this lot sets out the method and the terpene panel.

About Blue Amnesia Feminised

Latitude decides more about a Blue Amnesia crop than anything you buy. New Zealand runs roughly 34 to 47 degrees south, and that span turns one 10/90 sativa into two different plants: a Kaitaia grower fights airflow and humidity through a muggy February, while a Southland grower is counting the weeks to first frost. Neither problem is about heat. If frost rather than heat is your limit, the strain finder sorts the catalogue by finishing time.

Growing Blue Amnesia in New Zealand Conditions

Indoors the outside world stops mattering and the job is control. Outdoors it is the whole brief.

Upper North Island β€” Northland, Auckland, Waikato, Bay of Plenty. The longest season in the country and the wettest finish. Bud rot, not sunshine, is what costs you a crop here, so plant where morning air moves and thin the interior early rather than admiring a dense canopy in January. More open flower architecture is an advantage through a humid autumn.

Lower North Island. Hawke's Bay and Gisborne are the driest and sunniest stretch; Taranaki, ManawatΕ« and Wellington trade that for rain and wind. Wind decides how tall you let a plant get more than the genetics do.

South Island. Nelson, Tasman and Marlborough offer the best outdoor conditions nationally β€” high sunshine hours, low summer rainfall. Canterbury, Otago and Southland run a genuinely short season where flowering runs 10 weeks is the number that matters, because everything is a race against the first frost. A greenhouse or polytunnel buys the fortnight that makes the difference. If your season is short, the outdoor-season list is the better starting point.

Reading the Effects Honestly

Effect descriptions are the least reliable part of any seed listing, this one included. What is defensible: this is a 10/90 sativa at 18% THC, commonly described as relaxed, energetic, calm, with pinene leading the terpene profile.

What is not defensible is any promise about how it will feel for you. Dose, tolerance, setting and the phenotype you happen to pop all move the outcome more than the strain name does.

Growing a few and selecting the keeper is the only way to know. That is what a pack of feminised seeds is for.

The Terpenes

Pinene leads, limonene sits behind it, and caryophyllene runs underneath.

This trio is a common signature in well-regarded cultivars, which is not an accident: pinene carries weight, limonene adds definition, caryophyllene keeps it from being one-note. It reads clearly on a first opening rather than needing to be hunted for.

Who It Suits

Who does well with Blue Amnesia? Growers who want to control plant size and harvest date, and have the vegetative space to use that control. First-timers included β€” the genetics are forgiving.

Still deciding? The indoor-friendly genetics list is the narrower place to start.

Published Figures

  • Finishes in 10 weeks
  • Under lights: 450-550 g/m2
  • Grown out: 400-600 g/plant
  • Height: 1.20-1.50 m
  • Difficulty: easy

Reported Effects

Descriptive, and ordered by how prominently each one appears in the sources we hold. Not a survey, and not a measurement.

😌Relaxed
Most prominent in the descriptions we hold
πŸ€‘Energetic
Reported alongside it
🧘Calm
Reported alongside it
😊Happy
Reported alongside it
🀩Creative
Reported alongside it
😎Uplifted
Reported alongside it
πŸ€—Euphoric
Reported alongside it
🧠Focused
Reported alongside it
πŸ—£οΈTalkative
Reported alongside it

Best For

✦ Daytime
✦ Creative Projects
✦ Social Activities

Where It Sits

Indica 10%Sativa 90%

The Numbers

🧬THC18% - 23% (Medium-High)
🌿Comes fromSativa-Dominant Hybrid (Undisclosed Lineage)
πŸ”¬LeansFeminised Sativa
🌑WantsWarm / Mediterranean, long season
πŸ“…Comes downMarch – May outdoors (NZ, typical)
πŸ“Gets to1.20-1.50 m
βš–οΈCarriesHigh
🏠Under lights450-550 g/m2
🌳In the ground400-600 g/plant
⏱Time in bloom10 weeks

How it arrives

Resealable +
RK
Royal King Seeds
Photoperiod
Feminised Premium
Seeds
Stored properly
Rigid vial
Resealable +
Sold to adults as souvenir stock and for keeping genetic lines intact. Establishing what the law where you live permits, and staying inside it, sits with the buyer.
1
Blue Amnesia Feminised
royalkingseeds.co.nz
IG
FB
X
πŸ”’Sealed, so tampering shows
πŸ’§Damp-proof outer layer
πŸ›‘οΈFoil lining inside
🏷️Tamper sticker
πŸ“±QR code on the pack
πŸ”’Scratch-off serial

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Where Blue Amnesia Feminised Comes From

We hold no documented parentage for this cultivar, so none is shown. A blank here is an admission rather than an oversight β€” we would rather leave it empty than publish a lineage we cannot stand behind.

We did not originate the cultivars in this catalogue and do not claim to have. What we do is select and stabilise the lines we sell, so that a pack grows out more uniformly than an unworked one β€” which matters more in New Zealand than in most places, because an outdoor grower here is working to a frost date rather than an open-ended season. The stabilisation programme sets out how that works and what it does not cover.

Every pack is covered by our germination promise: follow the method in the germination guide and seed that fails to open is replaced free within 30 days.