Meet Humboldt, a resin-rich, mostly indica hybrid built for slow evenings and full-bodied calm. Earthy depth, herbal bite, and a fast 8–10-week flowering window make this feminized variety a compelling pick for growers who want classic character and dependable performance.

Humboldt pairs Humbolt genetics with Afghan Kush for a 60% indica, 40% sativa profile. Its roots evoke the celebrated cannabis-growing region of Humboldt County, California, while its Afghan influence brings sturdy, indica-leaning structure and a grounded finish.

The aroma opens with rich earth and fresh herbs, then unfolds into sweet pine, spicy hash, and hints of dark berries and grape. Expect dense flowers with a frosty trichome coat and a smooth, flavorful smoke.

At 17–21% THC, Humboldt delivers substantial potency with a relaxing, body-forward feel. The reported effects blend relaxation with energetic, aroused qualities, giving the experience a lively edge before settling into a calmer mood. Many growers and consumers favor it for unwinding later in the day.

Its terpene lineup includes myrcene, caryophyllene, farnesene, borneol, humulene, and alpha-pinene, alongside several supporting aromatics. Together, they shape the strain’s herbal, earthy character and make its resin-heavy flowers a natural choice for flower or concentrate enthusiasts. Consumers often choose Humboldt for a relaxed evening and a quieter end to the day.

These feminized seeds are designed to produce female plants, helping growers focus their space and care on flowering crops. Humboldt suits newer growers as well as experienced hands, and germination is guaranteed when you follow the recommended process.

Start with a quality, well-draining medium such as coco, peat, or a perlite blend. Give seedlings steady warmth and light, then build a balanced feeding routine as plants move into vegetative growth. Clean conditions and regular pest checks help young plants establish strong roots and vigorous new growth.

Indoors, provide ample vertical room and use ScrOG training to spread the canopy and improve light access to lower branches. Keep daytime temperatures around 68–80°F, with nights slightly cooler. Aim for roughly 55–60% humidity in vegetative growth, then lower it through flowering to help protect dense buds.

Plants can reach about 4.9 feet (1.5 m) and thrive in temperate conditions with abundant sunlight and good airflow. Flowering takes 8–10 weeks indoors, with harvest typically arriving in October outdoors in the Northern Hemisphere. Expect high yields of dense, resinous flowers, with reported production up to 500 g/m² indoors or 500 g per outdoor plant under favorable conditions.

Choose Humboldt for classic indica character, rich flavor, and a quick route to harvest. Grassfarmer offers premium genetics in small and bulk quantities at low online prices, with fast, discreet shipping and guaranteed delivery across the USA, Canada, the European Union, and the U.K.

Attributes

Climate Temperate
Effects Aroused, Energetic, Relaxed
Flavors Earthy, Herbal
Flowering Time 8–10 weeks
Genetics 60% Indica / 40% Sativa
Harvest Month October
Height 4.92 ft | 1.5 m
Indoor Yield 1.64 oz/ft² | 500 g/m²
Lineage Humbolt x Afghan Kush
Medicinal Anxiety, Depression, Insomnia
Outdoor Yield 17.64 oz/plant | 500 g/plant
Sex Feminized
THC 17%–21% (Medium)
Terpenes Alpha-Cedrene, Alpha-Pinene, Caryophyllene, Borneol, Cadinene, Camphene, Citral, Eugenol, Farnesene, Fenchol, Humulene, Myrcene