Crown Royale cannabis seeds packaging — Royal King Seeds South Africa
IndicaAuto
THC 17%
Quick Finish
IndicaAutoflowerIn Stock

Crown Royale Auto

Crown Royale Auto for South African growers — indica genetics at 17% THC, reported as euphoric, creative, calm. Sourced grow figures on the page, plain packaging, delivered nationwide.

Select Pack Size
R245.45ZAR
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 2026-02-10 on 125 seeds.

Germination rate: 97.8% (n=125)
Last QC test date: 2026-02-10
Indoor yield: 445-618 g/m² (avg across 9 verified grower reports)
Outdoor yield: 457-778 g/plant (avg across 8 verified grower reports)

About Crown Royale Auto

The way to plan Crown Royale is backwards from the day you intend to cut, with up to 250 g/m2 per square metre indoors and up to 250 g/plant per plant outdoors as the figures you are working toward, at 17% THC. Count 50-60 days back from that date and you have your flip date. Most of the final weight lands between weeks 5 and 8, when calyxes stack fastest and trichome cover goes from patchy to complete. Outdoors in the Southern Hemisphere you want that fattening phase falling in February while the days are still long, which puts a late-March cut about right for most of the country.

Where the Weight Actually Comes From

Yield on Crown Royale — the up to 250 g/m2 indoors and up to 250 g/plant outdoors quoted above — is decided in three short stretches of the 50-60 days bloom rather than evenly across it.

The first ten days after the flip. Whatever stretch happens here sets your canopy, and an uneven canopy wastes light for the remainder of the grow. Stretch is modest at 20-30%. Strip the lower fan leaves around day seven and that energy goes into bud sites instead.

Weeks three to five. This is when linalool production climbs, and it answers to the gap between day and night temperature rather than to either number on its own. Keep at least 6-8°C between them. Outdoor growers in the interior provinces get that swing free in March and April; indoors, aim for 25-26°C lights-on against 18-20°C lights-off, with potassium-led bloom feed at EC 1.6-1.8.

The last ten to fourteen days. Stop feeding, flush with pH-corrected water, and read trichomes daily under a 60x loupe. Cut at 15-20% amber for the heavy end of what this genetics does. Outdoors that usually lands between late March and mid-April.

Difficulty: easy. In flower for 50-60 days. Stands 90-120 cm. Medium. Indoors it returns up to 250 g/m2. Outdoors, up to 250 g/plant a plant.

What Crown Royale Is Like to Use

The effects most commonly reported for this cultivar are euphoric, creative, calm. At 17% 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. How this combination survives the move from flower to vapour or smoke is not a given. Held low, at 180-188°C, the myrcene and caryophyllene notes stay legible with linalool underneath them. Run it hotter, or burn it, and the three collapse into one — still pleasant, but without the separation that makes this cultivar worth paying attention to.

Suitability and Recommendations

Crown Royale 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 50-60 days bloom in the frost-free provinces. Posted discreetly anywhere in South Africa, with sourced grow figures shown on every strain page.

Effects

🤗Euphoric
🤩Creative
🧘Calm

Reach For It When

Evening
Relaxation
Sleep Support

Strain Type

Indica 83%Sativa 17%

At a Glance

🧬Potency17% - 22% (Medium-High)
🌿ParentsBlueberry × Purple Kush
🔬Seed TypeAutoflower Indica
🌡SuitsAnywhere — it runs on its own clock
📅Cut In≈ 10 – 11 weeks from seed, whenever you plant
📏Grows To90-120 cm. Medium
⚖️Typical ReturnMedium
🏠Under Lightup to 250 g/m2
🌳In the Groundup to 250 g/plant
Weeks in Bloom50-60 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
Crown Royale Auto
royalkingseeds.co.za
IG
FB
X
🔒Factory-sealed
💧Water-resistant outer
🛡️Foil-lined inside
🏷️Tamper sticker
📱QR check
🔢Scratch-off serial

Related Strains

Crown Royale cannabis seeds packaging — Royal King Seeds South Africa
17% THC
Indica
🎨 Heady

Crown Royale Feminised

EuphoricCreativeCalm
R245.45ZAR
Fruitylicious cannabis seeds packaging — Royal King Seeds South Africa
16% THC
IndicaAuto
Quick Finish

Fruitylicious Auto

RelaxedEuphoricCreative
R228.51ZAR
Hawaiian Purple Kush cannabis seeds packaging — Royal King Seeds South Africa
18% THC
IndicaAuto
Quick Finish

Hawaiian Purple Kush Auto

EuphoricCalm
R169.22ZAR
Purple Berry cannabis seeds packaging — Royal King Seeds South Africa
19% THC
IndicaAuto
Quick Finish

Purple Berry Auto

EuphoricCalm
R186.16ZAR

Crown Royale 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 Programme — five-generation auto trait fixing
Stabilisation Notes — What This Means for Your Grow

Crown Royale is our F5 autoflower line. Five rounds of selection have fixed both the autoflower trigger and the resin density 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 Crown Royale for uniform auto-trigger.

Selection Focus

Chosen for purple/dark expression where it shows, dense bud structure and a true indica relaxation profile.

Pollen / Mother Source

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

Last Batch QC Verified
4 March 2026· 95% germination guarantee