Blueberry Kush cannabis seeds packaging — Royal King Seeds South Africa
IndicaAuto
THC 19%
Quick Finish
IndicaAutoflowerIn Stock

Blueberry Kush Auto

Blueberry Kush Auto for South African growers — indica genetics at 19% THC, reported as relaxed, sleepy, happy. Sourced grow figures on the page, plain packaging, delivered nationwide.

Select Pack Size
R169.22ZAR
1
🇿🇦Free South Africa Delivery
🌱Germination Cover
🔒Nothing on the Box

Royal King Genetics — Seed-Lot Testing

Figures below come from our own seed-lot testing rather than breeder marketing, taken from a single batch tested 2026-02-18 on 175 seeds.

Germination rate: 97.4% (n=175)
Last QC test date: 2026-02-18
Indoor yield: 481-632 g/m² (avg across 9 verified grower reports)
Outdoor yield: 637-914 g/plant (avg across 4 verified grower reports)

About Blueberry Kush Auto

Will Blueberry Kush handle a South African summer outdoors? Yes. Put this 80/20 indica in the ground between September and November and you will be cutting from March to May. It stays low enough not to clear a boundary wall, and the short frame carries more weight than its size suggests. Bloom runs 8-10 weeks (indoor); 56-70 days seed to harvest outdoor, placing harvest between March and May across most provinces.

What yield is realistic? 450 g/m2 indoors is reachable under decent LED with steady feeding. Outdoors, 90 g/plant a plant is normal in 50 litre pots or straight into prepared ground in full sun. At 19% THC with linalool in front, the return on effort is good.

How much can go wrong before it shows? Some. Anyone who understands pH, a feeding schedule and a light cycle will be fine. Neglect it entirely and it will suffer, but a single missed watering will not undo the grow.

Further Questions from South African Growers

Which medium suits it best? Depends what you are optimising for. Organic soil cut with 30% perlite and amended with bone meal, rock phosphate and kelp meal gives the fuller flavour, and all three are stocked by garden centres, agricultural co-ops and hydro shops countrywide. Coco under automated fertigation at EC 1.4-1.8 through bloom gives the bigger number. This indica genetics performs in either.

Does it cope with real summer heat? Reasonably. The dense foliage shades itself, so a spell above 28°C slows growth without stalling it. Mulch the root zone and water before 7am and heat stress stays manageable through most of the country.

When do I switch to bloom feed? As soon as pistils show, not a fortnight later. The 80/20 genetics changes its demand sharply at the transition: phosphorus and potassium uptake rises while nitrogen demand falls away. Soil growers can top-dress with guano and sulphate of potash; coco and hydro growers should move to a low-N, high-PK formula immediately.

Indoors or outdoors? Indoors buys control over the 8-10 weeks (indoor); 56-70 days seed to harvest outdoor environment. Outdoors, across a September-to-May season, gives you sunlight intensity no LED at any price reproduces, and the full 90 g/plant. Difficulty: medium. In flower for 8-10 weeks (indoor); 56-70 days seed to harvest outdoor. Stands 70-100 cm. Indoors it returns 450 g/m2. Outdoors, 90 g/plant a plant.

What Blueberry Kush Is Like to Use

The effects most commonly reported for this cultivar are relaxed, sleepy, happy. At 19% THC it sits in a bracket where the dose does most of the work. A single bowl vaporised at 185°C gives a manageable body relaxation with your head still intact — enough to close out a long day in the summer heat. Push the dose and it moves decisively toward physical sedation, which is how it tends to end up as a winter evening cultivar. The Linalool/Myrcene pairing leaves a shifting profile that keeps turning up new notes on the palate.

Where it fits: quiet evenings, a film, recovery after exercise, and the hours before sleep.

The Aromatic Three

Leading with Linalool, then Myrcene, and Caryophyllene underneath. This trio turns up repeatedly in cultivars that win things, and it is why a jar of Blueberry Kush tends to get a reaction the first time it is opened after curing. Linalool sets the anchor, myrcene fills the middle, and caryophyllene sits in the background doing the work that separates this from every other strain built on the same primary terpene.

Suitability and Recommendations

Blueberry Kush is a reasonable fit for growers with the basics already in place. Understand pH, know roughly what nutrient ratios do, and be able to hold a light cycle — it will not carry you, but it does not punish the occasional slip either. Because it autoflowers there is no light cycle to manage at all, which is what makes it work on a balcony, in an out-of-the-way outdoor spot, or anywhere a timer would be one more thing to go wrong. A September-to-May outdoor season comfortably covers a 8-10 weeks (indoor); 56-70 days seed to harvest outdoor bloom in the frost-free provinces. Posted discreetly anywhere in South Africa, with sourced grow figures shown on every strain page.

Effects

😌Relaxed
😴Sleepy
😊Happy

Reach For It When

Evening
Relaxation
Sleep Support

Strain Type

Indica 80%Sativa 20%

At a Glance

🧬Potency19% - 24% (Medium-High)
🌿ParentsBlueberry × OG Kush
🔬Seed TypeAutoflower Indica
🌡SuitsAnywhere — it runs on its own clock
📅Cut In≈ 10 – 11 weeks from seed, whenever you plant
📏Grows To70-100 cm
⚖️Typical ReturnMedium – High
🏠Under Light450 g/m2
🌳In the Ground90 g/plant
Weeks in Bloom8-10 weeks (indoor); 56-70 days seed to harvest outdoor

In the Packet

Reseals +
RK
Royal King Seeds
Autoflowering
Regular
Seeds
Inside the Packet
Sealed vial
Reseals +
Royal King Seeds sells seed as an adult collectible and for the preservation of genetics. Knowing and following the law where they live.
1
Blueberry Kush Auto
royalkingseeds.co.za
IG
FB
X
🔒Factory-sealed
💧Water-resistant outer
🛡️Foil-lined inside
🏷️Tamper sticker
📱QR check
🔢Scratch-off serial

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Blueberry Kush Auto — Breeder Information

Royal King Genetics

Recreated and stabilised by Royal King Genetics , the breeding team behind this catalogue. Seed lots are germination-tested before they ship. More on the breeding process and about page.

Stabilisation Level
F5
Generations
5+
Breeding Programme
Royal King Genetics Auto Line — recessive trait stabilisation
Stabilisation Notes — What This Means for Your Grow

Blueberry Kush is our F5 autoflower line. Five rounds of selection have fixed both the autoflower trigger and the bud-to-leaf ratio the cultivar is known for. The recessive ruderalis trait demands this depth of work to express uniformly.

Breeding Goal

Lock the autoflower trait in Blueberry Kush through five generations of selection.

Selection Focus

Chosen for resin output, a low-slung stature and a clean indica terpene fingerprint.

Pollen / Mother Source

Royal King Genetics in-house mother stock — pollen taken from a sibling male drawn from the same selected pheno population.

Last Batch QC Verified
22 June 2026· 95% germination guarantee