Jack the Ripper from Willits Family Farm crosses Sour Diesel's legendary fuel with Skywalker OG's heavy genetics, creating a feminized sativa that balances cerebral effects with surprising vigor. This small-batch heirloom cultivar delivers creative, energetic highs wrapped in bright citrus and pine notes with subtle sweetness—ideal for daytime use. At 18% THC and 8-9 weeks flowering, Jack the Ripper reaches 100-160cm indoors and yields roughly 200g/m². Beginners and experienced growers alike appreciate its forgiving nature; it handles variables well and rewards basic care without fussy requirements. If you're drawn to autoflower seeds for outdoor growing, explore the farm's full catalog to discover companion genetics like Purple Hindu Kush for diverse phenotypes and effects.

Genetics & Lineage

Jack the Ripper traces its genetics to 75% Sativa/25% Indica (Willits Family Farm). This sativa-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 Willits Family Farm, 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

Jack the Ripper delivers THC levels of 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 minutes, starting as a cerebral buzz that gradually expands.

Growing Jack the Ripper

Jack the Ripper 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

Jack the Ripper features a citrus, pine, 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, Jack the Ripper 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 Jack the Ripper?

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 Jack the Ripper from Seennabis?

When you purchase Jack the Ripper through Seennabis, you are buying directly from Willits Family Farm — Family farm operation in Willits, NorCal. Every order includes verified genetics, discreet shipping, and responsive seller support. Willits Family Farm has completed over 34,250 sales with a 4.7-star rating from 2,664 verified reviews.