Shark
Cannabis seeds
by CBD Seeds
Shark CBD Seeds by CBD Seeds
Shark is a feminized cannabis seed from CBD Seeds that delivers a balanced 6% THC / 6% CBD profile in a fast-finishing, mould-resistant indica-dominant plant. Built on a 90% Indica / 10% Sativa genetic backbone, she's one of the friendliest strains to grow if you're just getting your hands dirty for the first time — and one of the most interesting if you're after a 1:1 cannabinoid ratio rather than raw THC potency.
Why Shark CBD Seeds Deserve a Spot in Your Grow Room
Most beginner-friendly strains sacrifice something — flavour, potency, or yield. Shark doesn't make you choose. She finishes flowering in just 7 weeks, which is genuinely fast for a photoperiod strain. That short window means less time for things to go wrong: fewer weeks of nutrient management, fewer chances for pests to establish, and a quicker turnaround if you're running multiple cycles.
The real standout here is her resistance to powdery mildew. We've seen growers lose weeks of progress to PM, especially in tents with dodgy airflow. Shark shrugs it off better than most. That doesn't mean you can skip ventilation entirely — no strain is bulletproof — but she gives you a wider margin of error than something like a pure sativa that wilts at the first sign of humidity.
Then there's the cannabinoid profile. A 1:1 ratio of THC to CBD (both at 6%) puts Shark in a category that's genuinely hard to find. According to research into the entourage effect in cannabis medicinal products, the interaction between cannabinoids, terpenes, and other plant compounds may produce effects greater than any single molecule alone (PMC11870048). That balanced ratio is exactly the kind of profile that research into the entourage effect finds most interesting. The relaxing effect is strong but clear-headed — not a couch-lock knockout, more of a full-body unwind with your thoughts still intact.
Shark CBD Seeds — Aroma, Flavour, and What to Expect at Harvest
Crack open a cured jar of Shark and the first thing that hits you is incense — thick, resinous, almost churchy. Underneath that, there's a cocoa-coffee base that smells like someone ground dark-roast beans in the next room. The buds themselves are compact, heavy, and absolutely caked in resin. They look like they've been rolled in sugar.
The taste is where she really earns her name. There's a distinct sweet licorice bite on the exhale that lingers. It's not subtle — it's the kind of flavour that makes people ask what strain you're growing. If you've ever had a proper Dutch drop (the salty liquorice), imagine the sweet version of that, layered over dark chocolate. Not everyone's cup of tea, but the people who love it really love it.
One honest limitation: the 6% THC won't satisfy anyone chasing a heavy-hitting recreational experience. If you're used to 20%+ strains, Shark will feel mild. That's not a flaw — it's the whole point. This strain is designed for the effect profile that a balanced CBD-to-THC ratio provides, not for raw potency. According to a review published in Cureus, medical cannabis use has been associated with decreased migraine duration and frequency (PMC8459575), and balanced-ratio strains like Shark are often the profiles studied in such research.
Growing Shark CBD Seeds — Indoor and Outdoor
Shark is an indoor grower's dream for a first run. Here's how to get the most out of her:
- Germinate your feminized Shark seeds using the paper towel method or directly in a small pot of moist, aerated soil. Taproots typically appear within 24–72 hours.
- Transplant seedlings into their final containers once they've developed 2–3 sets of true leaves. A 7–11 litre pot works well for indoor grows.
- Maintain 18/6 light during vegetative growth. Shark's indica dominance means she stays compact — expect a bushy structure rather than a lanky stretch. She responds well to low-stress training (LST) if you want to open up the canopy.
- Flip to 12/12 when your plant has filled roughly 60–70% of your canopy space. She'll stretch a bit during the first two weeks of flower, then focus energy on bud production.
- Harvest after 7 weeks of flowering. Watch the trichomes — you're looking for mostly cloudy with a few amber heads for that balanced, relaxing effect. The resin production is heavy, so have your trimming scissors ready (and some isopropyl alcohol to clean them).
- Dry in a dark room at 18–21°C with 55–60% humidity for 7–10 days, then cure in glass jars for at least 2 weeks. The licorice and coffee notes really develop during the cure — don't rush it.
Outdoors, Shark performs well in temperate climates. Her mildew resistance makes her a solid pick for growers in northern Europe where autumn humidity can be brutal. She stays short enough to manage in a balcony setup if you keep the pots reasonably sized.
Research into beneficial soil microbes suggests that manipulation of the soil microbiome may influence cannabinoid production in cannabis cultivars (PMC8254954). If you're growing in living soil or using mycorrhizal inoculants, Shark's already generous resin production could benefit further — though results will vary by setup.
Shark CBD Seed Specifications
| Specification | Detail |
|---|---|
| Breeder | CBD Seeds |
| Seed Type | Feminized (photoperiod) |
| Genetics | 90% Indica / 10% Sativa |
| THC Content | 6% |
| CBD Content | 6% |
| THC:CBD Ratio | 1:1 |
| Flowering Time | 7 weeks |
| Indoor Yield | Approximately 400g/m² |
| Aroma | Incense, cocoa, coffee |
| Flavour | Sweet licorice |
| Mildew Resistance | High |
| Seeds per Pack | 3 |
| SKU | CSCS0004 |
Shark CBD Seeds Compared to Similar Strains
If you're weighing up your options, here's how Shark stacks up against two other CBD-rich feminized strains in the catalogue:
| Feature | Shark (CBD Seeds) | CBD Critical Mass | CBD Moby Dick |
|---|---|---|---|
| Genetics | 90% Indica / 10% Sativa | Indica-dominant | Sativa-dominant |
| THC:CBD Ratio | 1:1 (6%/6%) | 1:1 | 1:1 |
| Flowering Time | 7 weeks | 8 weeks | 9–10 weeks |
| Indoor Yield | ~400g/m² | ~500g/m² | ~500g/m² |
| Mildew Resistance | High | Moderate | Moderate |
| Best For | First-time growers, fast harvests | Higher yield priority | Sativa-leaning effects |
We'd pick Shark over the other two if speed and ease are your priorities. She finishes a full 2–3 weeks faster than CBD Moby Dick, and that mildew resistance means fewer headaches in a basic tent setup without climate control dialled in perfectly. If you want bigger yields and don't mind waiting, CBD Critical Mass edges ahead on weight — but she's less forgiving if your environment isn't spot-on.
Complete your indoor setup with a grow tent, carbon filter, and LED grow light. If you're running Shark in soil, a mycorrhizal root inoculant can help maximise that resin production. Pair with a basic pH meter — it's the single cheapest tool that prevents the most common beginner mistakes.
Safety and Interactions for CBD-Rich Cannabis
This content is written for adults aged 18 and over. Shark's balanced cannabinoid profile means she's milder than high-THC strains, but that doesn't mean there are zero considerations.
Across randomised controlled trials, the most frequently reported adverse events for oral CBD range from mild gastrointestinal upset (diarrhoea, nausea) to drowsiness. CBD can also interact with certain medications — particularly blood thinners, anti-epileptics, and other drugs metabolised by the CYP450 liver enzyme system. If you're on prescription medication, speak with your doctor before using CBD-rich cannabis.
Start low and slow with any new strain, especially if you're not accustomed to cannabis. The 6% THC in Shark is modest, but individual sensitivity varies. A single small inhalation, wait 15 minutes, and assess before continuing is a sensible approach.
Frequently Asked Questions
Is Shark by CBD Seeds a sativa or indica?
Shark is 90% Indica and 10% Sativa. She grows compact and bushy like a typical indica, stays short, and finishes flowering in just 7 weeks. The effect leans heavily toward physical relaxation rather than cerebral stimulation.
What does Shark CBD cannabis taste like?
The dried flower has a strong incense aroma with cocoa and coffee undertones. On the palate, there's a distinctive sweet licorice bite that lingers after exhaling. The flavour profile develops more complexity with a proper 2-week cure in glass jars.
How much does Shark yield indoors?
Expect around 400g/m² from an indoor setup after 7 weeks of flowering. That's a solid return for such a short flowering period. Outdoors in a temperate climate, yields can be comparable or slightly higher depending on pot size and light exposure.
Is Shark a good strain for beginners?
Yes — she's one of the best beginner strains we carry. The high resistance to powdery mildew, short flowering time, and forgiving nature make her very hard to mess up. She doesn't need advanced training or precise environmental control to produce well.
What is the THC to CBD ratio in Shark?
Shark has a 1:1 ratio with both THC and CBD at 6%. This balanced profile produces a relaxing effect that's noticeably different from high-THC strains — calmer, more body-focused, and less likely to cause anxiety or racing thoughts.
Can CBD interact with medications?
Yes. CBD is metabolised by CYP450 liver enzymes and can interfere with drugs processed by the same pathway, including blood thinners and anti-epileptics. If you take prescription medication, consult your doctor before using CBD-rich cannabis.
How long does Shark take from seed to harvest?
With a typical 4-week vegetative phase plus 7 weeks of flowering, you're looking at roughly 11 weeks from seedling to harvest. Add 1–2 weeks for drying and at least 2 weeks for curing, so budget about 15 weeks total from germination to smokeable flower.
Last updated: April 2026
Related products
You might also like
Medical disclaimer. This content is for informational purposes only and does not constitute medical advice. Consult a qualified healthcare provider before use of any substance.