RK
Birthday Cake Kush cannabis seeds packaging β€” Royal King Seeds South Africa
Hybrid
THC 20%
🎨 Heady
HybridFeminisedIn Stock

Birthday Cake Kush Feminised

Buy Birthday Cake Kush Feminised seeds in South Africa. Hybrid Β· 20% THC Β· euphoric, relaxed, uplifted. Every figure on this page is sourced, and every order ships unbranded.

Select Pack Size
R211.57ZAR
1
πŸ‡ΏπŸ‡¦Free South Africa Delivery
🌱Germination Cover
πŸ”’Nothing on the Box
βš—

Royal King Genetics β€” Seed-Lot Testing

Figures below come from our own seed-lot testing rather than breeder marketing, taken from a single batch tested 2026-09-16 on 475 seeds.

Germination rate: 96.3% (n=475)
Last QC test date: 2026-09-16
Indoor yield: 409-544 g/mΒ² (avg across 17 verified grower reports)
Outdoor yield: 667-908 g/plant (avg across 8 verified grower reports)

About Birthday Cake Kush Feminised

Will Birthday Cake Kush handle a South African summer outdoors? Yes. Put this 60/40 hybrid in the ground between September and November and you will be cutting from March to May. The balanced genetics take what the country gives them, from coastal humidity in KwaZulu-Natal through to dry Karoo heat. Bloom runs 55-65 days, placing harvest between March and May across most provinces.

What yield is realistic? up to 450 g/m2 indoors is reachable under decent LED with steady feeding. Outdoors, up to 550 g/plant a plant is normal in 50 litre pots or straight into prepared ground in full sun. At 20% THC with myrcene 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.

The Aromatic Three

Leading with Myrcene, then Limonene, and Pinene underneath.

Difficulty: intermediate. In flower for 55-65 days. Stands Short. Indoors it returns up to 450 g/m2. Outdoors, up to 550 g/plant a plant.

Effects

πŸ€—Euphoric
😌Relaxed
😎Uplifted

Reach For It When

✦ Anytime
✦ Depression
✦ Inflammation
✦ Stress

Strain Type

Indica 60%Sativa 40%

At a Glance

🧬Potency20% - 25% (High)
🌿ParentsGirl Scout Cookies Γ— Cherry Pie
πŸ”¬Seed TypeFeminised Hybrid
🌑SuitsMost of the country
πŸ“…Cut InMarch – May outdoors, planted Sept – Nov
πŸ“Grows ToShort
βš–οΈTypical ReturnMedium – High
🏠Under Lightup to 450 g/m2
🌳In the Groundup to 550 g/plant
⏱Weeks in Bloom55-65 days

In the Packet

Reseals +
RK
Royal King Seeds
Photoperiod
Feminised Premium
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
Birthday Cake Kush Feminised
royalkingseeds.co.za
IG
FB
X
πŸ”’Factory-sealed
πŸ’§Water-resistant outer
πŸ›‘οΈFoil-lined inside
🏷️Tamper sticker
πŸ“±QR check
πŸ”’Scratch-off serial

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Birthday Cake Kush Feminised β€” 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
BX3
Generations
4+
Breeding Programme
Three-Generation Backcross Programme β€” recurrent-parent fixing
Stabilisation Notes β€” What This Means for Your Grow

Three rounds of backcrossing to the parental line have welded the Birthday Cake Kush cut into the population. The terpene fidelity that made the original mother famous now expresses across the whole pack β€” not just in one or two lucky phenos.

Breeding Goal

Recreate the Birthday Cake Kush clone-only cut in stable seed form.

Selection Focus

Chosen for vigour, terpene saturation and a tight finish window that allows production planning.

Pollen / Mother Source

Royal King Genetics select-mother programme β€” pollen drawn from an internally maintained reversed-female line.

Last Batch QC Verified
21 September 2026Β· 95% germination guarantee