RK
CBD Critical Mass cannabis seeds packaging β€” Royal King Seeds South Africa
Cbd
THC 7%
πŸ”₯ Well Known
CBDFeminisedIn Stock

CBD Critical Mass Feminised

CBD Critical Mass Feminised for South African growers β€” cbd genetics at 7% THC, reported as relaxed, calm, focused. Sourced grow figures on the page, plain packaging, delivered nationwide.

Select Pack Size
R203.10ZAR
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 2026-09-12 on 250 seeds.

Germination rate: 97.4% (n=250)
Last QC test date: 2026-09-12
Indoor yield: 375-510 g/mΒ² (avg across 13 verified grower reports)
Outdoor yield: 365-610 g/plant (avg across 8 verified grower reports)

About CBD Critical Mass Feminised

Days 1 to 14, seed to fourth node: Expect CBD Critical Mass to crack in roughly 48 hours on damp paper towel and to break soil by day three. Growth is even and unhurried β€” four solid nodes by day 14, spaced somewhere between the two parent types. Damping off is rare if you hold near 70% humidity through this stage.

Weeks 3 to 6, building the frame: One top at node four and a light tie-down is all it asks for. Six leaders and an even canopy across roughly 70 x 70 cm, then it is ready to flip.

Bloom, weeks 1 to 8: The 41/59 character becomes obvious here. Myrcene usually shows in week three and strengthens from there, with trichome cover visible without a loupe from about week five. Indoor yield: 500 g/m2. Height: Medium. Tested at 7% THC. Difficulty: medium.

The Aromatic Three

Leading with Myrcene, then Linalool, and Pinene underneath.

Difficulty: medium. In flower for 8 weeks. Stands Medium. Indoors it returns 500 g/m2. Outdoors, Up to 1200 gr./plant a plant.

Effects

😌Relaxed
🧘Calm
🧠Focused

Reach For It When

✦ Therapeutic
✦ Pain Management
✦ Anxiety Relief

Strain Type

Indica 41%Sativa 59%

At a Glance

🧬Potency7% - 12% (Medium)
🌿ParentsCritical Mass Γ— CBD-Rich (CBD Crew)
πŸ”¬Seed TypeFeminised Cbd
🌑SuitsMost of the country
πŸ“…Cut InMarch – May outdoors, planted Sept – Nov
πŸ“Grows ToMedium
βš–οΈTypical ReturnMedium – High
🏠Under Light500 g/m2
🌳In the GroundUp to 1200 gr./plant
⏱Weeks in Bloom8 weeks

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
CBD Critical Mass 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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CBD Critical Mass 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
F4
Generations
4+
Breeding Programme
Royal King Genetics CBD Line β€” recessive trait fixing
Stabilisation Notes β€” What This Means for Your Grow

CBD Critical Mass sits inside our CBD programme. F4 is the credible stabilisation point for a CBD-dominant cultivar β€” four rounds of selection lock the cannabinoid ratio that growers and patients are paying for.

Breeding Goal

Stabilise the CBD:THC ratio in CBD Critical Mass for uniform pack expression.

Selection Focus

Chosen for CBD-dominance, cannabinoid ratio uniformity and a clean therapeutic terpene profile.

Pollen / Mother Source

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

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