Expert Haze Feminized Seeds · Expert Seeds · Sativa-Dominant Haze Genetics

Expert Haze feminized seeds from Expert Seeds are your ticket to cultivating a legendary, sativa-dominant powerhouse that combines massive yields with a profoundly euphoric and psychoactive high. This isn't just another Haze; it's a refined classic designed for growers who demand both exceptional quality and impressive quantity.

Are you tired of sativa strains that stretch endlessly and take forever to finish, leaving you waiting months for a harvest? That frustration is real—watching your tent fill up with lanky branches while the flowering clock seems stuck. It means less control, more wasted space, and a delayed reward for all your effort. But what if you could have that iconic, soaring Haze effect from a plant that respects your time and space?

Expert Haze solves this by blending the best Haze genetics with Laotian sativa, creating a plant with the soul of a classic but a much more practical flowering cycle. You get the intense, cerebral high and complex flavours you crave, but in a more compact, grower-friendly package that thrives even in northern climates.

Why Expert Haze outperforms your average sativa

Forget the two-meter-tall monsters that need a dedicated room. Expert Haze presents a medium-sized, incredibly well-branched structure. This flexibility makes it a dream for training techniques like SOG (Sea of Green) or SCROG (Screen of Green), allowing you to maximize your canopy and light penetration efficiently. You'll cultivate a forest of solid, resinous buds instead of a single, unwieldy plant.

The real magic happens in flower. It develops a massive central bud surrounded by a constellation of smaller, equally dense satellite buds, all forming long, classic sativa tails. This structure translates directly into its impressive yield potential: up to 550–650 g/m² indoors or 900–1200 g per plant outdoors.

Key features you'll appreciate from seed to harvest

• Sativa-Dominant Power (90% Sativa / 10% Indica): Delivers the clear-headed, energetic, and creative high that sativa lovers seek, without the excessive physical sedation.
• Optimized Flowering Time (~65-80 days): A relatively short flowering period for a pure sativa, meaning you get those legendary Haze effects weeks sooner than with many other landrace sativas.
• Training-Friendly Structure: Its medium height and prolific branching make it perfect for advanced training methods to maximize yield in limited spaces.
• High Resistance: Bred for robustness, showing good tolerance to common molds and pests, giving you a safety net during cultivation.
• Extreme Resin Production: Buds become hard, compact, and utterly coated in sparkling trichomes, promising exceptional potency and flavour extraction potential.
• Complex Aromatic Profile: The scent is a sophisticated blend of earthy incense, fine hardwood, and sharp, fruity citrus notes, filling your grow space with a delicious fragrance.
• High THC Content (21-24%): Lab-tested potency ensures a powerful, long-lasting psychoactive experience that is both euphoric and uplifting.

Who is Expert Haze perfect for?

This strain is a versatile champion, but it shines brightest for specific growers and consumers.

• The Sativa Purist: Anyone craving that classic, soaring cerebral high and distinctive Haze flavour profile will find it here in spades.
• The Yield-Focused Grower: If you want to fill jars with top-shelf bud, its high output per square meter makes it an incredibly efficient choice.
• The Space-Conscious Cultivator: Its manageable size and responsiveness to training make it ideal for indoor tents or discreet outdoor gardens.
• The Flavour Chaser: Connoisseurs will adore the complex terpene mix that translates into a rich, layered smoking or vaping experience.

How to integrate it into your grow seamlessly

Getting the most from Expert Haze is straightforward. Start with a high-quality, well-aerated substrate to support its vigorous root system. During vegetation, don't be afraid to employ gentle LST (Low Stress Training) to open up the canopy. When you flip to 12/12 lighting, be prepared for a moderate stretch—this is when its sativa heritage shows. Support the heavy, dense colas in late flower with stakes or a SCROG net to prevent branches from bending. A gradual nutrient regimen, leaning towards higher phosphorus and potassium in bloom, will fuel its massive bud production.

Technical specifications

• Breeder / Brand: Expert Seeds
• Type: Feminized Photoperiod
• Dominance: 90% Sativa / 10% Indica
• Genetics: Haze x Laos Sativa
• Indoor Flowering Time: 9-10 weeks (approx. 65-80 days)
• Outdoor Harvest (Northern Hemisphere): Late September to October
• Indoor Yield: 550-650 g/m² (1.21-1.43 lb/ft²)
• Outdoor Yield: 900-1200 g/plant (1.98-2.65 lb/plant)
• Indoor Height: 0.80-1.50 m (2.62-4.92 ft)
• Outdoor Height: 1.50-2.00 m (4.92-6.56 ft) or more
• Difficulty: Moderate (requires attention to feeding and support)
• Structure: Medium-sized, well-branched, ideal for SOG/SCROG
• Ideal Climate: Temperate to Mediterranean; tolerates cooler climates
• Resistance: Good resistance to common molds and pests
• Training: Excellent for LST, topping, SCROG
• Recommended Pot Size: 15-25 L (3.96-6.60 gal) for photoperiod
• Smell in Grow: High (incense, woody, fruity; carbon filter recommended)
• THC: 21-24%
• CBD:
• Aromatic Profile: Dominant terpenes include Myrcene, with Pinene and Limonene
• Flavour: Earthy incense, fine hardwood, with sharp citrus and fruity notes
• Effect: Intensely cerebral, euphoric, and psychoactive; uplifting and creative

Frequently Asked Questions

Is Expert Haze suitable for beginner growers?

While not the absolute easiest strain, its good resistance and clear growth patterns make it manageable for beginners who are willing to research and pay attention to feeding and support. Its forgiving nature towards training is a bonus.

How does the high from Expert Haze feel?

The effect is classic sativa: a soaring, cerebral, and euphoric head high that sparks creativity and conversation. It's energetic and psychoactive, making it perfect for daytime use, social situations, or creative projects.

What's the best way to train Expert Haze plants?

Its branching structure makes it ideal for SCROG (Screen of Green) to create an even canopy and support the heavy buds. Topping once or twice during early veg, followed by LST, will also maximize yield and light penetration in limited spaces.

How pungent is it during flowering?

The smell is strong and distinctive—a mix of earthy incense, sandalwood, and sharp citrus. A quality carbon filter is highly recommended for indoor grows to manage the aroma.

Can I grow Expert Haze outdoors in cooler climates?

Yes, one of its strengths is its adaptability. It was bred to finish well even in northern European climates, so it can handle cooler temperatures better than many pure tropical sativas.

Personal Experience of Pevgrow’s CEO (Alan)

I've run a lot of Haze varieties over the years, and Expert Haze consistently stands out for its balance. It gives you that electric, mind-racing sativa high we all chase, but without the 14-week flower time that tests your patience. In my indoor setups, I always use a SCROG net with this one. You have to—those central colas get so fat and heavy they'll snap branches if unsupported. The stretch after flipping to 12/12 is noticeable but manageable; it's not a chaotic jungle like some sativas.

The flavour is what keeps me coming back. It has this old-school sandalwood and spice incense quality on the inhale, but then a sharp, almost tangy fruit note comes through on the exhale. It's complex and very satisfying for a connoisseur. Compared to more modern hybrids, it's less sweet and more earthy-woody, which I personally prefer. My tip? Don't overfeed it in early flower. It's a vigorous plant, but it prefers a steady diet. Let it show a little hunger before you feed again. And definitely get your supports ready by week 3 of flower. This isn't a strain for lazy growers, but the reward—jar after jar of potent, uplifting sativa buds—is absolutely worth the extra attention.