Haze XL delivers rapid-fire growth and reliable harvests through its carefully stabilized autoflower genetics, combining the legendary Haze lineage with modern auto traits for a strain that produces consistent results. At 17% THC, expect euphoric, uplifting effects that pair beautifully with citrus and pine flavors—a flavor profile that distinguishes it from earthier cultivars like Sour Diesel. The 7-9 week flowering window and 400g/m² yield make this an ideal choice for growers of any skill level, with plants reaching 100-160cm in manageable indoor or outdoor setups. Browse autoflower seeds to compare timing and yields, or explore the full Original Harvest Seeds catalog to discover complementary strains built on the same foundation of clean genetics and repeatable performance.

Genetics & Lineage

Haze XL Auto traces its genetics to 60% Indica / 30% Sativa / 10% Ruderalis (Original Harvest Seeds). This hybrid-dominant autoflower seed produces plants that express the best traits of its parent lineage, delivering consistent results for growers of all experience levels. Bred by Original Harvest Seeds, each seed is selected for genetic stability, terpene expression, and vigor.

Effects & Experience

Users report primarily relaxed and euphoric effects, making this strain ideal for evening use and unwinding after a long day. The body-centered stone builds gradually, easing tension and promoting deep physical relaxation. With THC levels reaching 17%, this provides a mild, approachable experience great for beginners or those seeking gentle relief.

THC Level & Potency

Haze XL Auto delivers THC levels of 17%, placing it in the milder range, making it approachable for newer users or those seeking functional effects. CBD content is minimal, so the psychoactive effects are front and center. The onset typically arrives within minutes with a balanced head-and-body experience that evolves over time.

Growing Haze XL Auto

Haze XL Auto is rated as easy difficulty, making it an excellent choice for first-time growers. The plants are resilient, forgiving of common mistakes like overwatering or inconsistent feeding schedules.

Indoor Growing: Expect a flowering time of 7-9 weeks with yields of 400g/m2. Plants typically reach 100-160cm indoors. Standard training techniques like topping and LST will help manage height and improve light penetration. Maintain temperatures between 68-80°F with relative humidity around 45-55% during flowering.

Outdoor Growing: This versatile strain performs well in both indoor and outdoor environments. Outdoor growers in warm climates can expect harvest from late September through October. Watch for humidity during late flowering to prevent bud rot, especially with dense flower formations.

Flavor, Aroma & Terpene Profile

Haze XL Auto features a citrus, pine terpene profile that develops complexity throughout the flowering cycle. Bright lemon and orange zest punch through on the inhale, with a tangy, refreshing finish. The aroma intensifies significantly during the final 2-3 weeks of flowering — carbon filtration is recommended for indoor grows requiring discretion.

Medical Benefits

While individual experiences vary, Haze XL Auto is commonly reported to help with stress relief, chronic pain, insomnia, and muscle tension. The deeply relaxing effects make it a popular choice among medical users seeking nighttime relief. As with any cannabis strain, start with a low dose and increase gradually. Consult a healthcare professional before using cannabis for medical purposes.

Who Should Grow Haze XL Auto?

This strain is ideal for beginner growers looking for a reliable, low-maintenance plant that delivers consistent results without advanced techniques. If you're looking for evening relaxation and deep stress relief, this is your strain.

Why Buy Haze XL Auto from Seennabis?

When you purchase Haze XL Auto through Seennabis, you are buying directly from Original Harvest Seeds — Catalog of original feminized and autoflower hybrids — clean genetics, stable phenotypes, designed for repeatable harvests across indoor and outdoor setups. Every order includes verified genetics, discreet shipping, and responsive seller support. Original Harvest Seeds has completed over 30,250 sales with a 4.7-star rating from 2,472 verified reviews.