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Auto Z Valley Feminized Seeds – Positronics | Fast, Frosty & High-Yielding Autoflower

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Auto Z Valley by Positronics is a potent autoflowering strain with massive resin production, dense buds, and a relaxing effect. Ready in 9 weeks, it delivers high yields both indoors and outdoors with minimal effort. Ideal for growers seeking power, discretion, and top-tier quality.
 

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Auto Z Valley by Positronics is your shortcut to frost-covered, high-THC buds without the wait — this autoflowering powerhouse delivers big yields and intense effects in just 9 weeks from seed to harvest.

Still wrestling with slow, finicky photoperiods that need light cycle changes and months of patience? You’re not alone. Most growers waste time, energy, and space on strains that stretch too much, yield too little, or demand constant attention.

And let’s be real: weak resin, bland flavor, and mediocre potency just don’t cut it anymore. You want something that hits hard, smells incredible, and fills your jar fast — without turning your grow space into a full-time job.

Meet Auto Z Valley. Engineered by Positronics, this autoflowering beast combines elite Zkittlez genetics with rock-solid auto stability. It grows short and bushy, packs on trichomes like snow, and finishes fast — so you can go from seed to session in under three months, with minimal input and maximum return.

Why Auto Z Valley outperforms your current autoflower

Forget the days of scrawny plants and wispy buds. Auto Z Valley hits harder, smells richer, and produces denser yields than most autos on the market. It’s bred for growers who want photoperiod-level quality without the hassle. With tight internodal spacing and a strong central cola, it’s perfect for SOG or screen setups. And thanks to its high resistance to mold and pests, it thrives even in less-than-ideal conditions — making it a top pick for both beginners and veterans.

Key features you’ll notice from the first grow

  • Ready in just 9 weeks — no light cycle changes needed.
  • Frosty, trichome-loaded buds that glisten under light.
  • Indica-dominant effect for deep relaxation and stress relief.
  • Explosive Zkittlez-inspired aroma: sweet, fruity, and slightly tangy.
  • Compact size (0.80–1.00 m / 2.62–3.28 ft) ideal for stealth grows.
  • High THC (approx. 22–25%) with minimal CBD.
  • Yields up to 550 g/m² (1.94 oz/ft²) indoors and 120 g/plant (4.23 oz/plant) outdoors.

Who this strain is especially interesting for

Whether you're tight on space, time, or patience, Auto Z Valley fits your flow.

  • Growers who want fast, high-potency harvests without light manipulation.
  • Those seeking a discreet, small-footprint setup (closets, balconies, micro-grows).
  • Connoisseurs who don’t want to sacrifice flavor or resin for speed.
  • Medical users looking for a calming, body-focused effect (without medical claims).
  • Anyone tired of weak autos and ready for premium genetics that deliver.

How to grow Auto Z Valley without overcomplicating things

Auto Z Valley thrives with a simple, low-stress approach. Start in a 20 L pot to avoid transplant shock — this gives roots room to breathe without overwatering risks. Use a light, well-aerated soil or coco mix, and keep your light cycle at 18–20 hours daily from seed to harvest. Avoid topping or aggressive pruning; let its natural structure shine. For stronger roots, consider MYCOPLANT at germination. During flowering, support the main cola if needed, and maintain humidity at 40–50% to prevent mold. Flush 7–10 days before harvest for a smoother smoke. For peak bud density, add Bloombastic in mid-flowering.

Technical specifications

  • Breeder / Brand: Positronics
  • Type: Autoflowering
  • Dominance: Indica-dominant hybrid
  • Genetics: Zkittlez × Ruderalis
  • Autos: 9 weeks from seed to harvest
  • Indoor yield: 450–550 g/m² (1.59–1.94 oz/ft²)
  • Outdoor yield: 100–120 g/plant (3.53–4.23 oz/plant)
  • Indoor height: 0.80–1.00 m (2.62–3.28 ft)
  • Outdoor height: 0.90–1.10 m (2.95–3.61 ft)
  • Difficulty: Low to medium
  • Structure: Compact, bushy, with dense branching
  • Resistance: High resistance to mold and pests
  • Training: Suitable for LST; avoid topping or FIM
  • Recommended pot: 20 L final pot (early placement)
  • Light: 18–20 h daily throughout the cycle
  • Temperature: 22–26 °C (veg), 20–25 °C (flowering)
  • Humidity: 60–70% (seedling), 50–60% (veg), 40–50% (flowering)
  • pH: 6.0–6.5 (soil), 5.8–6.2 (coco/hydro)
  • Smell in grow: High — use a carbon filter if needed
  • THC: approx. 22–25%
  • CBD:
  • Aromatic profile: Limonene, myrcene, caryophyllene
  • Flavour: Sweet fruit, candy, tropical notes with a hint of earth
  • Effect: Relaxing, euphoric, body-focused — ideal for evening use

Frequently Asked Questions

How long does Auto Z Valley take to harvest?

From seed to harvest, Auto Z Valley takes approximately 9 weeks, regardless of light cycle.

Is Auto Z Valley good for beginners?

Yes, its resilience, compact size, and forgiving nature make it ideal for novice growers.

Can I grow this strain outdoors in a humid climate?

Absolutely — its high resistance to mold and pests makes it well-suited for Mediterranean or humid environments.

Does it need a lot of nutrients?

No, it performs best with moderate feeding. Overfeeding can lead to nutrient burn, especially in coco or hydro setups.

What’s the best way to maximize yield?

Use low-stress training (LST), provide strong lighting, and support the main cola. Avoid topping — autos don’t recover well from aggressive pruning.

Personal Experience of Pevgrow’s CEO (Alan)

I’ve grown dozens of autos, but Auto Z Valley stood out immediately. I used to stick with photoperiods for quality, but this one changed my mind. I grew it in a 20 L pot under a 600W LED, 18/6, in my spare closet. No topping, no FIM — just gentle LST to open up the canopy. By week 7, the trichomes were already frosting up. At harvest, the smell was unreal — like tropical candy in a jar. The yield? 520 g/m². The high? Deep, smooth, and long-lasting. I’d recommend this to anyone who wants top-shelf quality without the wait. Pair it with Rhino Skin for even thicker bud walls.

Type: Type Autoflowering
Banks: Banks Positronics
Genetics: Genetics Z Valley x Afghan Auto
Phenotype: Phenotype Predominantly Indica
Indoor production: Indoor production 15,8 oz per 3x3ft
Outdoor production: Outdoor production 7,2 oz/plant
Indoor height: Indoor height Medium
Outdoor height: Outdoor height Medium-high
Features: Features Very resinous
Effects: Effects Euphoria
THC: THC 16-19%
Flavor and aroma: Flavor and aroma Sweet


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Comments|Questions Auto Z Valley Positronics Seeds: 1 - Average Rating: 5/5

Customer reviews Auto Z Valley Positronics Seeds

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Michel Baehler - Verified buyer
05/28/2024 0

I bought the Auto Z Valley seeds from Positronics Seeds at pebgrow, and man, they are good! They sprouted right away and are growing super fast, 100% recommended!

  • Is the shipping discreet?

    Yes, the shipment is 100% discreet, no one will know what you have bought, also the sender is SITE OF SHOPS ONLINE.

  • Do you ship worldwide?

    Yes, we ship to almost every country in the world although you need to know the current legislation in your country to make sure that you do not break any regulations with the germination of the seeds.

    UK: 3-4 days (express)
    USA: 4-5 days (express)
    Australia: 4-5 days (express)
    Japan: 4-5 days (express)
    Canada: 4-5 days (express)
    South Africa: 4-5 days (express)
    New Zealand: 5-7 days (express)
    View all

    The customer must be informed about the laws of their country regarding seeds or other products that may be purchased on our website, the possession of which may constitute a criminal offence in the country of receipt.

    We cannot be made responsible for the wrong use that some people decide to give to the seeds, so please don't act against your national laws.

    Due to problems with customs you can check here for restrictions to certain countries.

  • What payment methods and currencies do you accept?

    We accept the following payment methods: Bank transfer, Cryptocurrencies, cash, credit and debit cards and cash on delivery (Spain, Belgium, France, Italy, Portugal).

    You can change the currency on the top right to know the price of the products in your local currency and of course pay this way.

  • How long does it take to ship my order?

    In 24/48 hours we will ship your order.

  • Are the seeds guaranteed to germinate?

    If you live in a country where the cultivation of cannabis is legal and you decide to plant the seeds, it is good that you know that all the seeds that we commercialize have germination guarantee.

    If you germinate with the method of paper napkins and you have followed all the steps that we indicate here, you will only have to return us the seeds not germinated in their original packaging and when we receive them we will proceed to the change.

    Then we take care of requesting the return to the seed bank, we do not transfer this responsibility and time to our customers.

  • What if I receive a bad or damaged product?

    If you receive a broken product due to transport, you have to notify us within 24 hours for insurance coverage, always contact us as soon as possible and we will fix the problem!

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