Why this one matters: indica genetics with a 10% THC ceiling and citrus/earthy-led terps. 7-9 weeks flowering, indoor or outdoor.

Smell-first: there's a clean citrus bite on the nose here, backed by damp earth — nothing loud, nothing synthetic, just an honest terpene profile that reflects the sun-grown California lineage Coastal Genetics built this plant from. Purple Star Auto finishes in 7–9 weeks from seed and stays compact enough (60–100 cm) to suit a spare bedroom tent or a sheltered patio run through a BC summer. Yield lands around 250 g/m², which is modest but consistent — this isn't a heavy-feeder chasing record numbers, it's a plant that does its job without much input from you.

At 10% THC it sits well below the high-potency bracket, which makes it a reasonable choice for newer growers learning to dial in harvest timing without the pressure of babysitting a finicky cultivar. Difficulty is rated easy, and both indoor and outdoor environments work fine. A good starting point if you want a low-maintenance auto that won't punish beginner mistakes.

Genetics & Lineage

Purple Star Auto traces its genetics to Proprietary cross (Coastal Genetics). This indica-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 10%, this provides a mild, approachable experience great for beginners or those seeking gentle relief.

THC Level & Potency

Purple Star Auto delivers THC levels of 10%, 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 5-10 minutes, settling into the body as a warm, heavy relaxation.

Growing Purple Star Auto

Purple Star 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 250g/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 40-50% 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

Purple Star Auto features a citrus, earthy 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, Purple Star 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 Purple Star 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 Purple Star Auto from Seennabis?

When you purchase Purple Star 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.