Quick read: 20% THC, 100-160cm mature height, 8-9 weeks bloom. Genetics: Proprietary cross (Growers Lab Seeds). Difficulty: easy.

Growers Lab Seeds lists this at $30.04 — below the median of $41.40 across 5 listings. Pack options: 3-seed at $30.04, 5-seed at $44.99, plus larger sizes.

Smell-first growers will recognize this one immediately — that cool, bakery-sweet exhale that made the original GSC lineage famous is fully intact here, running alongside a deeper earthy base that keeps things grounded rather than candy-synthetic. At 20% THC in an 8-to-9-week autoflower, Thin Mint GSC Auto doesn't ask you to choose between speed and potency. Yields sit around 200g/m², which is honest and achievable rather than a best-case fantasy number, and the plant itself is forgiving enough that first-time auto growers won't feel out of their depth — indoors or out.

The onset leans creative before settling into the kind of body ease you'd expect from cookies-adjacent genetics. Growers Lab built this for people who want a straightforward run without babysitting a photoperiod through a full season. Good pick if you're testing autoflowers for the first time and want something with real THC numbers to show for it.

Genetics & Lineage

Thin Mint GSC Auto traces its genetics to Proprietary cross (Growers Lab 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 Growers Lab 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 20%, this offers a well-balanced experience suitable for most users with some cannabis familiarity.

THC Level & Potency

Thin Mint GSC Auto delivers THC levels of 20%, placing it in the moderate-to-strong range that most regular consumers find comfortable. 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 Thin Mint GSC Auto

Thin Mint GSC 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 8-9 weeks with yields of 200g/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

Thin Mint GSC Auto features a 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, Thin Mint GSC 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 Thin Mint GSC 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 Thin Mint GSC Auto from Seennabis?

When you purchase Thin Mint GSC Auto through Seennabis, you are buying directly from Growers Lab Seeds — Pheno-hunting laboratory cranking out modern American hybrids. Every order includes verified genetics, discreet shipping, and responsive seller support.