Blue Ox cannabis seeds packaging — Royal King Seeds South Africa
IndicaAuto
THC 25%
Strong
IndicaAutoflowerIn Stock

Blue Ox Auto

Blue Ox Auto for South African growers — indica genetics at 25% THC, reported as euphoric, calm. Sourced grow figures on the page, plain packaging, delivered nationwide.

Select Pack Size
R194.63ZAR
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 2026-02-12 on 500 seeds.

Germination rate: 98.5% (n=500)
Last QC test date: 2026-02-12
Indoor yield: 483-624 g/m² (avg across 11 verified grower reports)
Outdoor yield: 603-918 g/plant (avg across 6 verified grower reports)

About Blue Ox Auto

Will Blue Ox handle a South African summer outdoors? Yes. Put this 67/33 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 55-65 days, placing harvest between March and May across most provinces.

What yield is realistic? up to 250 g/m2 indoors is reachable under decent LED with steady feeding. Outdoors, up to 250 g/plant a plant is normal in 50 litre pots or straight into prepared ground in full sun. At 25% 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 67/33 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 55-65 days environment. Outdoors, across a September-to-May season, gives you sunlight intensity no LED at any price reproduces, and the full up to 250 g/plant. Difficulty: intermediate. In flower for 55-65 days. Stands Short. Indoors it returns up to 250 g/m2. Outdoors, up to 250 g/plant a plant.

What Blue Ox Is Like to Use

The effects most commonly reported for this cultivar are euphoric, calm. At 25% 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. Read across a cure, these three compounds do not stay in the same order. Fresh off the dry, linalool leads. After three or four weeks in sealed glass at 16-18°C the caryophyllene undertone comes up and the bouquet gains a layer it did not have at harvest. Vaporising between 180°C and 195°C captures the widest span of them — run it hotter and the volatile caryophyllene molecules are the first thing you lose.

Suitability and Recommendations

Blue Ox 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 55-65 days bloom in the frost-free provinces. Posted discreetly anywhere in South Africa, with sourced grow figures shown on every strain page.

Effects

🤗Euphoric
🧘Calm

Reach For It When

Evening
Relaxation
Sleep Support

Strain Type

Indica 67%Sativa 33%

At a Glance

🧬Potency25% - 29% (Very High)
🌿ParentsBlueberry × The OX
🔬Seed TypeAutoflower Indica
🌡SuitsAnywhere — it runs on its own clock
📅Cut In≈ 10 – 11 weeks from seed, whenever you plant
📏Grows ToShort
⚖️Typical ReturnMedium
🏠Under Lightup to 250 g/m2
🌳In the Groundup to 250 g/plant
Weeks in Bloom55-65 days

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
Blue Ox 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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Blue Ox 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
Autoflower Stabilisation (F5) — ruderalis trait fixing
Stabilisation Notes — What This Means for Your Grow

Blue Ox is our F5 autoflower line. Five rounds of selection have fixed both the autoflower trigger and the trichome saturation the cultivar is known for. The recessive ruderalis trait demands this depth of work to express uniformly.

Breeding Goal

Stabilise the recessive ruderalis trait in Blue Ox for uniform auto-trigger.

Selection Focus

Chosen for indica vigour, compact bud formation and a reliable finish window.

Pollen / Mother Source

Royal King Genetics breeding facility — pollen from internally selected sibling males of the recurrent parent.

Last Batch QC Verified
17 July 2025· 95% germination guarantee