Tree of Life cannabis seeds packaging — Royal King Seeds UK
Sativa
THC 25%
⚡ High Potency
SativaFeminisedIn Stock

Tree of Life Feminised

Feminised PhotoperiodSee Lab Report →

Grow Tree of Life Feminised in the UK. Sativa genetics at 25% THC, known for creative, calm effects.

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Royal King Genetics — first-party test batch

Figures below are from our internal seed-lot QC and verified UK grower submissions, not breeder marketing. Determined from a single batch tested 2026-09-16 on 125 seeds.

Germination rate: 97.3% (n=125)
Last QC test date: 2026-09-16
Indoor yield: 368-500 g/m² (avg across 12 verified grower reports)
Outdoor yield: 550-902 g/plant (avg across 7 verified grower reports)

About Tree of Life Feminised

Cured properly and opened cold, Tree of Life leads with limonene: citrus oil off the top of the jar, nearer grapefruit pith than lemon squash, the sweetness arriving late. Underneath it pinene adds a clean resinous lift, and it reads mid-palate rather than on the first pass. This 9/91 sativa tests at 25% THC, but potency is the least interesting number here: what separates Tree of Life from the others on the same shelf is how the aroma behaves across a cure, and that is a question of storage and patience rather than genetics alone.

Growing it for the nose rather than the scales

Chasing terpene expression in Tree of Life pulls against chasing yield, and it is worth knowing which one you are doing before you start. The Limonene/Pinene/Terpinolene profile does its best work in living soil, where the microbial side produces secondary compounds a bottle cannot. That is easier here than it sounds: decent peat-free compost and worm castings are a garden centre purchase in most British towns.

Through the 70 days of bloom, stop foliar spraying after week two — anything landing on developing trichomes is still there at harvest and you will taste it. The final three weeks decide which terpenes dominate the cured flower: nights held at 16-18°C push limonene forward, while a warmer finish protects the lighter terpinolene notes at the top.

The cure is where most of the flavour is lost in this country, and the reason is the weather. A 10-14 day hang wants 15-18°C at 55-60% relative humidity, which a British autumn will not give you in a spare room — a temperature-controlled cupboard or a wine fridge set to 16°C solves it for the price of one wasted harvest. Then into glass, burped twice a day for the first fortnight. The pinene layer that makes this one worth growing does not appear until somewhere between weeks three and four in the jar.

Flowering: 70 days. Indoor yield: Up to 450g/m². Outdoor yield: Up to 550 gr. Rated intermediate difficulty.

Flavour, aroma and effect

Tree of Life arrives in stages. The first draw at 25% THC brings a bright citrus edge that lifts off the palate immediately. The creative, calm character follows within minutes, arriving as sharpened attention. Colour reads brighter, music reads busier, and conversation wanders further than it would otherwise. It holds for two to three hours on a plateau rather than a spike. The pinene underneath adds an alertness that keeps thinking crisp.

Terpene breakdown

Primary: Limonene · Secondary: Pinene · Tertiary: Terpinolene. This combination turns up often in cultivars that win things, and it is usually the one growers comment on when a jar is opened for the first time after curing. Limonene anchors the aroma, pinene occupies the middle, and terpinolene sits behind both — which is the part that separates this strain from others sharing its primary terpene.

Who it suits

Who does well with Tree of Life? Indoor growers who want the timeline under their own control. Outdoor growers who want to choose when flowering starts. Anyone with the room and the patience to veg it properly before flipping. Difficulty is rated intermediate, which means a moderate learning curve that rewards attention without demanding a laboratory.

Effects

🤩Creative
77% of people reported feeling Creative
🧘Calm
67% of people reported feeling Calm
😊Happy
58% of people reported feeling Happy
🤑Energetic
50% of people reported feeling Energetic
😎Uplifted
45% of people reported feeling Uplifted
🤗Euphoric
40% of people reported feeling Euphoric
🧠Focused
35% of people reported feeling Focused
🗣️Talkative
23% of people reported feeling Talkative
💪Motivated
24% of people reported feeling Motivated

Strain Type

Indica 9%Sativa 91%

Strain Data Sheet

🧬THC25% - 30% (Very High)
🌿LineageSativa-Dominant Hybrid (Undisclosed Lineage)
🔬TypeFeminised Sativa
🌡ClimateWarm / Mediterranean, long season
📅HarvestLate Sept – Oct, UK outdoor (typical)
📏Height120 – 200 cm (typical)
⚖️YieldMedium – High
🏠Yield IndoorUp to 450g/m²
🌳Yield OutdoorUp to 550 gr
⏱Flowering Time70 days

Packaging

Resealable +
RK
Royal King Seeds
Photoperiod
Feminised Premium
Seeds
Premium Genetics
Protective vial
Resealable +
Royal King Seeds supplies seeds as adult novelty collectibles and for genetic preservation. Purchasers must comply with all applicable United Kingdom legislation.
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Tree of Life Feminised
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🛡️Aluminium interior lining
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Tree of Life Feminised — Breeder Information

Royal King Genetics

Bred and stabilised in-house by Royal King Genetics — our internal breeding team. Every batch is QC'd and germ-tested above 99% before it ships. Read the full breeding process and about page.

Stabilisation Level
F4
Generations
4+
Breeding Programme
Royal King Genetics Filial Programme — four-generation pheno fixing
Stabilisation Notes — What This Means for Your Grow

A 2010s production cross stabilised over four generations of selection. Tree of Life grows true-to-type with the cerebral terpene profile that defines the cultivar.

Breeding Goal

Cull off-type phenos in Tree of Life through filial selection.

Selection Focus

Chosen for clear-headed terpene expression, structural manageability and a finish that lands inside the published window.

Pollen / Mother Source

Royal King Genetics elite-cut archive — pollen from a maintained S1 line of the original elite mother.

Last Batch QC Verified
4 September 2026· 99%+ germination