Mataro Blue CBD cannabis seeds packaging — Royal King Seeds UK
Cbd
THC 10%
💰 Great Value
CBDFeminisedIn Stock

Mataro Blue CBD Feminised

Feminised PhotoperiodSee Lab Report →

Mataro Blue CBD Feminised cannabis seeds for UK growers. Cbd · 10% THC · focused, calm. Discreet UK delivery, priced in GBP.

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£10.57
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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 2026-09-10 on 300 seeds.

Germination rate: 98.3% (n=300)
Last QC test date: 2026-09-10
Indoor yield: 366-534 g/m² (avg across 16 verified grower reports)
Outdoor yield: 396-576 g/plant (avg across 7 verified grower reports)

About Mataro Blue CBD Feminised

Cured properly and opened cold, Mataro Blue CBD leads with bisabolol: an aroma that refuses to resolve into a single description. Underneath it myrcene adds depth and weight low down in the profile, and it reads mid-palate rather than on the first pass. This 54/46 cbd tests at 10% THC, but potency is the least interesting number here: what separates Mataro Blue CBD 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 Mataro Blue CBD pulls against chasing yield, and it is worth knowing which one you are doing before you start. The Bisabolol/Myrcene/Caryophyllene 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 8-9 weeks 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 bisabolol forward, while a warmer finish protects the lighter caryophyllene 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 myrcene layer that makes this one worth growing does not appear until somewhere between weeks three and four in the jar.

Flowering: 8-9 weeks. Indoor yield: 550 g/m2. Outdoor yield: 800 g/plant. Rated intermediate difficulty.

Flavour, aroma and effect

Mataro Blue CBD arrives in stages. The first draw at 10% THC brings an aroma that shifts between one breath and the next. The focused, calm character follows within minutes, as a head and body effect at once. The mind stays clear while the muscles let go by degrees, which is what makes it adaptable — a small dose carries an afternoon, a larger one turns into an evening. The myrcene underneath adds body and depth beneath the rest.

Terpene breakdown

Primary: Bisabolol · Secondary: Myrcene · Tertiary: Caryophyllene. These three build an aroma that keeps moving through the cure. Fresh off the dry it leads with bisabolol; after three or four weeks sealed in glass at 16-18°C the caryophyllene underneath comes up and the whole thing gains a layer. Vaporising between 180°C and 195°C catches the widest span of them, since the lighter caryophyllene molecules are the first thing heat destroys.

Who it suits

Who does well with Mataro Blue CBD? 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

🧠Focused
76% of people reported feeling Focused
🧘Calm
67% of people reported feeling Calm
😌Relaxed
58% of people reported feeling Relaxed
🌿Stress Relief
47% of people reported feeling Stress Relief
💊Pain Relief
44% of people reported feeling Pain Relief
😊Happy
38% of people reported feeling Happy
😴Sleepy
38% of people reported feeling Sleepy
💆Body High
24% of people reported feeling Body High
✨Tingling
16% of people reported feeling Tingling

Strain Type

Indica 54%Sativa 46%

Strain Data Sheet

🧬THC10% - 14% (Medium)
🌿LineageHigh-CBD Hybrid (Undisclosed Lineage)
🔬TypeFeminised Cbd
🌡ClimateTemperate, adaptable
📅HarvestLate Sept – Oct, UK outdoor (typical)
📏Height100 – 160 cm (typical)
⚖️YieldHigh
🏠Yield Indoor550 g/m2
🌳Yield Outdoor800 g/plant
⏱Flowering Time8-9 weeks

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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Mataro Blue CBD Feminised
royalkingseeds.co.uk
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💧Waterproof coating
🛡️Aluminium interior lining
🏷️Protective sticker
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🔢Scratchable serial number

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Mataro Blue CBD 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
CBD-Stabilised Line (F4) — recessive cannabinoid fixing
Stabilisation Notes — What This Means for Your Grow

CBD-dominance does not stabilise in one or two generations. Mataro Blue has been progressed through four cycles of selection at Royal King Genetics until the CBD:THC ratio expressed uniformly across the population.

Breeding Goal

Lock CBD-dominance in Mataro Blue through four rounds of selection.

Selection Focus

Chosen for therapeutic terpene profile, CBD:THC stability and pack-to-pack cannabinoid uniformity.

Pollen / Mother Source

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

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