RK
G13 Widow cannabis seeds packaging β€” Royal King Seeds South Africa
IndicaAuto
THC 22%
⏱ Quick Finish
IndicaAutoflowerIn Stock

G13 Widow Auto

Buy G13 Widow Auto seeds in South Africa. Indica Β· 22% THC Β· relaxed, sleepy, happy. Every figure on this page is sourced, and every order ships unbranded.

Select Pack Size
R169.22ZAR
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 350 seeds.

Germination rate: 97.3% (n=350)
Last QC test date: 2026-09-12
Indoor yield: 489-660 g/mΒ² (avg across 9 verified grower reports)
Outdoor yield: 465-682 g/plant (avg across 4 verified grower reports)

About G13 Widow Auto

The way to plan G13 Widow is backwards from the day you intend to cut, with up to 300 g/m2 per square metre indoors and up to 400 g/plant per plant outdoors as the figures you are working toward, at 22% THC. Count 55-65 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.

The Aromatic Three

Leading with Linalool, then Myrcene, and Caryophyllene underneath.

Difficulty: easy. In flower for 55-65 days. Stands Short. Indoors it returns up to 300 g/m2. Outdoors, up to 400 g/plant a plant.

Effects

😌Relaxed
😴Sleepy
😊Happy

Reach For It When

✦ Evening
✦ Relaxation
✦ Sleep Support

Strain Type

Indica 65%Sativa 35%

At a Glance

🧬Potency22% - 25% (High)
🌿ParentsG13 Γ— White Widow
πŸ”¬Seed TypeAutoflower Indica
🌑SuitsAnywhere β€” it runs on its own clock
πŸ“…Cut Inβ‰ˆ 10 – 11 weeks from seed, whenever you plant
πŸ“Grows ToShort
βš–οΈTypical ReturnMedium
🏠Under Lightup to 300 g/m2
🌳In the Groundup to 400 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
G13 Widow Auto
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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G13 Widow Auto 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
F5
Generations
5+
Breeding Programme
Autoflower Stabilisation (F5) β€” ruderalis trait fixing
Stabilisation Notes β€” What This Means for Your Grow

Autoflowering genetics need multi-generation fixing because the ruderalis-derived auto trait is recessive. G13 Widow sits at F5 β€” every plant in the pack autoflowers reliably and finishes inside a tight window.

Breeding Goal

Lock the autoflower trait in G13 Widow through five generations of selection.

Selection Focus

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

Pollen / Mother Source

Royal King Genetics in-house breeder room β€” pollen taken from a generation-tracked sibling-male line.

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