Jack Herer x Cinderella 99 merges two legendary lineages into a fast-finishing autoflower seeds that balances sativa effects with practical cultivation. The cross combines the uplifting, creative heritage of Jack Herer with Cinderella 99's speed and potency, delivering 20-25% THC in just 10-12 weeks. Expect relaxed, euphoric effects paired with fruity, citrus, and earthy pine flavors that linger on the palate. Growth remains straightforward for intermediate growers—plants stay compact at 60-100cm while yielding 400-500g/m² indoors. This strain suits those seeking sativa-driven creativity without sacrificing harvest speed. Available from the extensive Blimburn Seeds catalog, which stocks over 1,200 feminized and autoflower varieties worldwide. For similar fast-finishing genetics, explore Red Super Skunk from the same breeder.

Genetics & Lineage

Jack Herer x Cinderella 99 Auto traces its genetics to Jack Herer x Cinderella 99 Auto (Blimburn Seeds). This sativa-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 Blimburn 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 23%, this offers a well-balanced experience suitable for most users with some cannabis familiarity.

THC Level & Potency

Jack Herer x Cinderella 99 Auto delivers THC levels of 20-25%, 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 Herer x Cinderella 99 Auto

Jack Herer x Cinderella 99 Auto 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 10-12 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 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 Herer x Cinderella 99 Auto features a fruity, citrus, earthy, pine 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, Jack Herer x Cinderella 99 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 Jack Herer x Cinderella 99 Auto?

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 Jack Herer x Cinderella 99 Auto from Seennabis?

When you purchase Jack Herer x Cinderella 99 Auto through Seennabis, you are buying directly from Blimburn Seeds — Barcelona-based breeder with one of the largest feminized + autoflower catalogs in Europe — over 1,200 strains spanning Spanish classics, exotic American hybrids (Banana Jelly x Permanent Marker, Skunk Berry, Glookies), and modern cookie/cake genetics. Every order includes verified genetics, discreet shipping, and responsive seller support. Blimburn Seeds has completed over 312,000 sales with a 4.7-star rating from 14,200 verified reviews.