Grape Guava cannabis seeds packaging — Royal King Seeds South Africa
Hybrid
THC 24%
📈 Big Harvest
HybridFeminisedIn Stock

Grape Guava Feminised

Buy Grape Guava Feminised seeds in South Africa. Hybrid · 24% THC · relaxed, happy, euphoric. Every figure on this page is sourced, and every order ships unbranded.

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R194.63ZAR
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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 2026-03-12 on 425 seeds.

Germination rate: 98.8% (n=425)
Last QC test date: 2026-03-12
Indoor yield: 419-596 g/m² (avg across 7 verified grower reports)
Outdoor yield: 593-944 g/plant (avg across 10 verified grower reports)

About Grape Guava Feminised

Will Grape Guava handle a South African summer outdoors? Yes. Put this 41/59 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 8-10 weeks, placing harvest between March and May across most provinces.

What yield is realistic? 300-450 g/m2 indoors is reachable under decent LED with steady feeding. Outdoors, 500 g/plant a plant is normal in 50 litre pots or straight into prepared ground in full sun. At 24% THC with caryophyllene 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 hybrid genetics performs in either.

Does it cope with real summer heat? Well enough, on hybrid vigour. Keep the root zone under 28°C with mulch or pale pots, and do not transplant during a heatwave.

When do I switch to bloom feed? As soon as pistils show, not a fortnight later. The 41/59 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 8-10 weeks environment. Outdoors, across a September-to-May season, gives you sunlight intensity no LED at any price reproduces, and the full 500 g/plant. Difficulty: moderate. In flower for 8-10 weeks. Stands 152-244 cm. Indoors it returns 300-450 g/m2. Outdoors, 500 g/plant a plant.

What Grape Guava Is Like to Use

The effects most commonly reported for this cultivar are relaxed, happy, euphoric. At 24% THC it sits in a bracket where flexibility is the point. Lower doses read clear and functional in the morning, higher doses read relaxed in the evening. Because the 41/59 split is even, direction is set by how much you take rather than fixed by the genetics. The Caryophyllene/Myrcene pairing leaves a warm spice that dries slightly on the exhale on the palate.

Where it fits: most occasions, with the dose adjusted to whatever the situation asks for.

The Aromatic Three

Leading with Caryophyllene, then Myrcene, and Humulene underneath. This trio turns up repeatedly in cultivars that win things, and it is why a jar of Grape Guava tends to get a reaction the first time it is opened after curing. Caryophyllene sets the anchor, myrcene fills the middle, and humulene sits in the background doing the work that separates this from every other strain built on the same primary terpene.

Suitability and Recommendations

Grape Guava 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. Photoperiod genetics leave size and timing in your hands — hold it in veg for a bigger plant, or flip early when headroom is the constraint. A September-to-May outdoor season comfortably covers a 8-10 weeks bloom in the frost-free provinces. Posted discreetly anywhere in South Africa, with sourced grow figures shown on every strain page.

Effects

😌Relaxed
😊Happy
🤗Euphoric

Reach For It When

Anytime
Relaxation
Stress Relief

Strain Type

Indica 41%Sativa 59%

At a Glance

🧬Potency24% - 29% (High)
🌿ParentsGrape Pie × Guava
🔬Seed TypeFeminised Hybrid
🌡SuitsMost of the country
📅Cut InMarch – May outdoors, planted Sept – Nov
📏Grows To152-244 cm
⚖️Typical ReturnMedium – High
🏠Under Light300-450 g/m2
🌳In the Ground500 g/plant
Weeks in Bloom8-10 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.
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Grape Guava Feminised
royalkingseeds.co.za
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🛡️Foil-lined inside
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Grape Guava Feminised — 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
BX2
Generations
3+
Breeding Programme
Backcross Stabilisation (BX2) — modern hybrid fixing
Stabilisation Notes — What This Means for Your Grow

A modern 2010s production hybrid carrying at least one clone-only parent. BX2 is the right stabilisation point: two rounds of backcross fix the parent-cut traits without narrowing the population too far.

Breeding Goal

Carry a clone-derived 2010s production hybrid through to a stable seed pack.

Selection Focus

Chosen for terpene profile, vigour, structure and finish-time consistency.

Pollen / Mother Source

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

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