Why this one matters: indica genetics with a 14-18% THC ceiling and fruity/sweet-led terps. 11-12 weeks flowering, indoor or outdoor.

Lineage: White Widow × ruderalis, developed by Nirvana Seeds over decades of Dutch breeding. The ruderalis cross didn't water down the original — lab panels still clock 14–18% THC, and the resin coverage stays true to what made White Widow a fixture in Dutch coffeeshops through the '90s. Indoors, growers are pulling 400–500 g/m² from a plant that wraps up in 11–12 weeks from seed, no light schedule changes required. The nose runs fruity and sweet up front with a grounding earthy finish — nothing sharp or chemical about it.

Difficulty sits at moderate, so you'll want at least one grow under your belt before running this one, but it's genuinely forgiving compared to photoperiod White Widow cuts. The compact frame handles Canadian indoor setups well, and the automatic trigger makes it a practical option for short outdoor seasons in provinces like BC or Ontario. A solid second or third grow for anyone moving past beginner autoflowers.

Genetics & Lineage

White Widow traces its genetics to White Widow Autoflower (Nirvana Seeds). 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 Nirvana 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 18%, this offers a well-balanced experience suitable for most users with some cannabis familiarity.

THC Level & Potency

White Widow delivers THC levels of 14-18%, 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 5-10 minutes, settling into the body as a warm, heavy relaxation.

Growing White Widow

White Widow 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 11-12 weeks with yields of 400-500g/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

White Widow features a fruity, sweet, earthy, floral terpene profile that develops complexity throughout the flowering cycle. Sweet berry and grape notes dominate the inhale, with a sugary exhale that lingers on the palate. 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, White Widow 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 White Widow?

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 White Widow from Seennabis?

When you purchase White Widow through Seennabis, you are buying directly from Nirvana Seeds — One of Amsterdam's longest-running seed banks (since 1995). Every order includes verified genetics, discreet shipping, and responsive seller support.