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OGKZ Auto Feminized – Humboldt Seeds

Price range: 10,90€ through 92,90€

This evolutionary hybrid is changing the autoflowering game. The exceptional quality of OGKZ Auto by Humboldt Seed Organization represents a leap forward and reflects the tireless selection and work put into creating next generation genetics!

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Additional information

WeightN/A
Genetic Type

Hybrid, Ruderalis

Harvest Time

10-12 Weeks

Harvest Yield

400-500g/ m2

Seed Gender

Feminized Autoflowering Seed

THC

High THC (20%), Very High THC (25%)

Where to Grow

, , , ,

Country

Californian

Effect

Appetite Stimulant, Balanced, Relaxing, Social

Genetic Family

Cookies, Gelato, Kush

Quality

Annibale's Choice, Easy to Grow

Taste and Smell

Berries / Grapes / Fruit, Diesel / Gas / Fuel, Pine / Wood / Balsamic, Sweet / Candy / Sugar

Seedbank

Humboldt Seeds

Description

OGKZ Auto Feminized Cannabis Seeds – Humboldt Seeds

OGKZ Autoflowering by Humboldt Seeds is the result of a rigorous cross aimed at merging two of the most sought-after profiles on the contemporary market: the extreme fruity sweetness of Zkittlez and the dense, gassy structure of OG Kush.

This automatic-flowering genetics transfers the aesthetic and olfactory parameters of Californian quality into a fast operational cycle, independent of light variations.

It is a variety developed for growers who demand compact and heavy buds, guaranteeing massive production of resin glands without the long waiting times of the photoperiod. Its compact architecture requires a stress-free start to develop the necessary number of nodes before the genetic timer forces flowering.

OGKZ Autoflowering in brief

OGKZ Autoflowering by Humboldt Seeds is a fast hybrid that completes its entire life cycle in 70-75 days from germination. In a well-managed indoor environment, it ensures a yield of 400-500g/m², with THC concentrations sitting at 20-24%.

The plant builds a squat and pyramidal structure, with a thick central stalk and short lateral branches capable of supporting the flowers without mechanical support.

The aromatic profile is a violent impact between fruit candies and fuel, generating a lucid cerebral effect that degrades into marked physical relaxation.

Technical Sheet

  • Genetics: Zkittlez x OG Kush Auto.
  • Type: Autoflowering hybrid (65% Indica / 20% Sativa / 15% Ruderalis).
  • Complete cycle: 10-11 weeks (70-75 days from seed).
  • Harvest: Multiple cycles (Outdoor from April to October).
  • Height: 70-100 cm (Indoor) / up to 120 cm (Outdoor).
  • Cannabinoids: THC 20-24%, low CBD (<1%).
  • Dominant Terpenes: Caryophyllene, Linalool, Limonene.
  • Yield: 400-500g/m² (Indoor), 80-130g per plant (Outdoor).
  • Techniques: Low stress training (LST), sowing in the final pot.
  • Extracts: Extremely high return in heat and pressure extractions (Rosin) due to sticky resin.
  • Effect: Initial cerebral euphoria, progressive muscular sedation.

Origin

The goal of the Humboldt Seeds breeders was to capture the floral density of the Kush line and inject it with the sugary explosion of Zkittlez, confining everything into a highly stable automatic format.

As confirmed by the genealogical records of Seedfinder, the integration of the ruderalis percentage was isolated and refined so as not to affect the high terpene concentration of the parents in any way.

A biological converter that transforms light intensity into a high-octane terpene profile.

In the technical analyses shared by growers on THCFarmer, it clearly emerges how this variety has managed to overcome the typical limit of early autoflowers: the flowers of OGKZ Auto are rock-hard, devoid of the sponginess associated with old fast lines, and present a visual appeal identical to their photoperiod sisters.

Cultivation management and yield parameters

Managing OGKZ Autoflowering requires absolute focus on the first three weeks of life. Its marked indica dominance does not tolerate root asphyxia or deficiencies during the initial vegetative explosion.

Indoor

Inside the cultivation room, the plant must be started directly in the final container (11 or 15 liters recommended). It prefers a constant light cycle of 20 hours of light and 4 of darkness to maximize photosynthesis. Vertical elongation is contained, developing mainly between the 21st and 30th day.

Electroconductivity (EC) should be increased incrementally: from 0.8 in the vegetative stage to reach 1.6-1.7 at the moment of maximum calyx swelling.

It is crucial to maintain a Vapor Pressure Deficit (VPD) of 1.1 kPa in the early stages to optimize leaf absorption, and then raise it to 1.4-1.5 kPa in the final weeks to prevent internal condensation in the flowers.

Outdoor

Reports present on GrowDiaries confirm that OGKZ Auto performs excellently in dry and hot summer climates. Prolonged exposure to direct sun encourages the multiplication of floral sites on the lateral branches.

The substrate must be maximally draining, integrating a good 30% of coco coir or perlite to prevent water block from suffocating the root zone. The genetics closes its cycle quickly, allowing growers to take advantage of the months of July and August to harvest before the arrival of autumn rains.

Terpene profile analysis

The aromatic footprint of OGKZ Auto is one of the most complex in the modern landscape. Linalool and Limonene build a very sweet olfactory entrance, reminiscent of red berries and concord grapes, typical of the Zkittlez genetics.

This sugary base is abruptly contrasted by the Caryophyllene of the OG mother, which cuts the profile with a strong scent of dark earth, hydrocarbons, and pine.

Extractor forums like ICMag report exceptional yields for this variety in the production of water hash: the resin is extremely sticky and, if heat-pressed, releases a thick vapor that floods the palate with gas and sour fruit.

Effect and stimulation: what to expect

Supported by THC percentages that easily exceed 20%, OGKZ Auto presents itself with an immediate and powerful effect. Experiences shared on Leafly often describe an initial mental euphoria and marked visual clarity, lasting about 30-40 minutes.

Once this phase is passed, the Indica backbone takes over, translating into a deep and warm muscular relaxation.

It is traditionally associated with evening hours and is perceived by users as an excellent tool for easing accumulated physical tension, while still allowing one to sit back and watch a movie or listen to music without instantly falling asleep.

Technical Advantages

  • Extreme calyx hardness: Produces dense flowers that do not lose volume and weight during the drying phase.
  • Operational speed: Allows filling jars with Californian-quality flowers in just over two months.
  • Trimming ease: The calyx-to-leaf ratio is optimal, drastically speeding up manual cleaning.
  • Bichromatic aromatic profile: Offers a rare odor complexity for automatic flowering plants.

Errors that ruin the harvest

The most fatal error with OGKZ Auto is transplanting. Repotting the plant causes root shock that stops growth for days, resulting in dwarf plants and minimal yields. Another concrete risk is linked to humidity management at the end of flowering.

Because the flowers become extremely compact, humidity above 55% in the last two weeks invariably favors the formation of internal mold.

Furthermore, it is essential to avoid nitrogen excesses in pre-flowering: the plant is sensitive to this element and an overdose generates dark, clawed leaves, inhibiting proper floral development.

OGKZ Autoflowering vs Other Queens

OGKZ Auto vs Zkittlez Auto

Compared to a pure automatic Zkittlez line, OGKZ is less airy and much more compact thanks to the Kush influence. Olfactorily, it loses some of the extreme candied sweetness in favor of a sharper smell of gasoline and earth.

OGKZ Auto vs OG Kush Auto

Traditional OG Kush is distinctly more focused on scents of pine, lemon, and gas. OGKZ Auto softens this rawness by introducing sugary notes of red fruits, also offering a slightly more stimulating and creative initial effect.

OGKZ Auto vs Gorilla Glue Auto

While Gorilla aims to maximize the visual production of trichomes in a “glue” style, OGKZ focuses on flavor complexity and the actual density of the floral mass. OGKZ offers a more complex and round smoke, while Gorilla wins on raw physical impact.

Who it is not recommended for

This genetics is not recommended for growers operating in environments with high and uncontrollable humidity, due to the risk of botrytis on the dense flowers.

It is not suitable for those looking for varieties to use early in the morning or to perform intense physical activities, as the heavy muscle relaxation of the final phase would make it difficult to maintain high dynamism.

FAQ

What is the ideal light-dark cycle?

For this automatic hybrid, a constant regime of 20 hours of light and 4 of darkness offers the best performance in terms of vegetative development and trichome maturation.

Can I apply defoliation techniques?

Yes, but in a very selective way and only between day 30 and 40. Remove only the large fan leaves that obscure the lower nodes, without ever excessively stressing the plant.

Does it need a lot of fertilizer?

It reacts well to a medium-high nutritional regime during flowering, but requires great moderation with basic macro-elements (nitrogen) during the first three weeks.

When to know it is ready for harvest?

OGKZ Auto is mature when the pistils recede and at least 70-80% of the trichomes take on an opaque milky color, with the first heads starting to turn amber.

Is root flushing mandatory?

Strongly recommended. Suspending nutrients and irrigating only with pH-adjusted water in the last 10-12 days is essential to burn internal reserves and enhance the flavor of sweet fruit and fuel.

Annibale Seedshop’s Opinion

OGKZ Autoflowering is a concrete demonstration of how modern genetic engineering has bridged the gap between photoperiod and automatic strains. Humboldt Seeds has created a ruthlessly efficient variety that brings the American “gas” in record time.

The technical team at Annibale Seedshop considers it a frontline genetics for growers demanding rock-hard buds and a penetrating odor. A mandatory choice for those who want West Coast terpene complexity without the long management of a traditional seasonal cycle.

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