From the lab panel — 18-25% THC, <1% CBD. From Canadian grower reports — 400-550g/m² yield, earthy/sweet dominant in cured flower. moderate grow.

Lineage: Seedsman's in-house Purple Magnolia program — this feminized indica sits in the 18–25% THC range with a flowering window of 8 to 10 weeks, which gives Canadian growers a realistic outdoor finish before September temperatures drop. Yields land between 400 and 550 g/m² under good light, so it rewards growers who dial in their VPD and feed schedule rather than those who expect hands-off results. The nose is earthy with a quiet sweetness underneath — nothing loud or candy-synthetic, just a clean, damp-soil profile that deepens as it cures.

Difficulty is moderate, meaning it tolerates minor mistakes but punishes neglect during the stretch. It runs well indoors or out, though indoor growers get more control over the finish and can push toward the higher end of that yield range with a proper trellis. Best suited to growers with at least one or two runs under their belt who want a heavy indica without chasing exotic or temperamental genetics.

Genetics & Lineage

Purple Magnolia traces its genetics to Purple Magnolia (Seedsman genetics). This indica-dominant feminized seed produces plants that express the best traits of its parent lineage, delivering consistent results for growers of all experience levels. Bred by Seedsman, each seed is selected for genetic stability, terpene expression, and vigor.

Effects & Experience

Users report primarily relaxed and sleepy 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

Purple Magnolia delivers THC levels of 18-25%, 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 5-10 minutes, settling into the body as a warm, heavy relaxation.

Growing Purple Magnolia

Purple Magnolia is rated as moderate difficulty, making it suitable for growers with some experience. Basic knowledge of nutrient schedules, pH management, and environmental controls will help maximize results.

Indoor Growing: Expect a flowering time of 8-10 weeks with yields of 400-550g/m². Plants typically reach 100-170cm 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 Magnolia 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, Purple Magnolia 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 Magnolia?

This strain is ideal for intermediate growers ready to push their skills and be rewarded with superior results. If you're looking for evening relaxation and deep stress relief, this is your strain.

Why Buy Purple Magnolia from Seennabis?

When you purchase Purple Magnolia through Seennabis, you are buying directly from Seedsman — One of the world's largest cannabis seed catalogs, carrying 4,000+ strains from 100+ breeders since 2003. Every order includes verified genetics, discreet shipping, and responsive seller support. Seedsman has completed over 185 sales.