Lemon Haze from Coastal Genetics brings California coastal sun-grown genetics into a fast-finishing autoflower seeds built for reliable harvests and mold resistance. This sativa hybrid pulls its vigor from the breeder's cookie/cake/runtz lineage, delivering 25% THC in just 9-10 weeks with yields around 350g/m². Compact plants (60-100cm) express bright citrus and earthy-sweet flavors that cut through with genuine terpene complexity. Effects lean energetic and euphoric—clean mental lift without heaviness. Even novice growers will find this strain forgiving; the autoflowering genetics handle variable conditions and finish predictably. Explore the full Coastal Genetics catalog for more sun-grown craft crosses, or compare this sativa's profile to indica-leaning options like Granddaddy Purple to dial in your ideal effects.

Genetics & Lineage

Lemon Haze Auto traces its genetics to 70% Sativa/30% Indica (Coastal Genetics). This sativa-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 Coastal Genetics, 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 25%, this is a potent strain recommended for experienced users — newcomers should start low and go slow.

THC Level & Potency

Lemon Haze Auto delivers THC levels of 25%, placing it in the high-potency category alongside powerhouses like Gorilla Glue and Girl Scout Cookies. CBD content is minimal, so the psychoactive effects are front and center. The onset typically arrives within minutes, starting as a cerebral buzz that gradually expands.

Growing Lemon Haze Auto

Lemon Haze 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 9-10 weeks with yields of 350g/m2. Plants typically reach 60-100cm 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

Lemon Haze Auto features a citrus, earthy, sweet terpene profile that develops complexity throughout the flowering cycle. A smooth, candy-like sweetness defines the flavor, with subtle complexity on the exhale. 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, Lemon Haze 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 Lemon Haze 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 Lemon Haze Auto from Seennabis?

When you purchase Lemon Haze Auto through Seennabis, you are buying directly from Coastal Genetics — California coastal craft breeder. Every order includes verified genetics, discreet shipping, and responsive seller support. Coastal Genetics has completed over 37,750 sales with a 4.7-star rating from 2,832 verified reviews.