Fantasmo Express Auto Feminized Marijuana Seeds

Description of Fantasmo Express Auto Feminized

Fantasmo Express Auto Feminized Marijuana Seeds feature a documented genetic lineage of OG Ghost Train Haze #1 × Breeding Auto WW1. The strain is also described using the broader lineage designation OG Ghost Train Haze × Spicy Auto Hybrid. OG Ghost Train Haze #1 contributes strong sativa-influenced characteristics, while Breeding Auto WW1 provides the automatic flowering trait and additional hybrid genetics. The resulting combination is generally classified as a Sativa-Dominant Autoflower Hybrid, reflecting the influence of its sativa-leaning parent alongside the autoflowering hybrid line. 

How to Grow Fantasmo Express Auto Feminized

This intermediate-level autoflower is suited to indoor, outdoor, and greenhouse cultivation. It begins with a relatively compact structure before undergoing noticeable stretching during pre-flowering, developing numerous branches and long colas. Indoors, its branching structure responds well to gentle training and canopy management, while its more open flower structure can perform well in outdoor and greenhouse environments. The typical indoor height is 70–100+ cm (2.3–3.3+ ft), while outdoor plants can reach approximately 70–120 cm (2.3–3.9 ft) under favorable conditions.

Yields are generally around 75–100 g per plant indoors, with outdoor production estimated at 75–100+ g per plant under suitable growing conditions. The complete seed-to-harvest cycle takes approximately 65–80 days from sprout, with the flowering phase occurring within this overall autoflower cycle. The breeder specifically lists the cultivar as suitable for indoor, outdoor, and greenhouse cultivation, although the published yield figure is provided on a per-plant basis rather than as separate indoor and outdoor specifications. 

The recommended climate range includes warm, sunny, temperate, and Mediterranean conditions, with greenhouse cultivation also suitable. Its relatively open structure and lower flower density can provide good adaptability to outdoor environments, while controlled indoor conditions allow growers to manage branching and canopy development more precisely. These conditions can support healthy growth, resin development, and production of the plant’s characteristic elongated colas.