Northern Lights Auto Seeds

Genetics & effects

Northern Lights Auto is a feminised autoflower built from Northern Lights genetics crossed with a ruderalis-derived autoflower line. Its listed profile is 90% indica and 10% sativa, with THC estimated at 14–18% and CBD at up to 0.2%. The automatic flowering habit makes it an approachable option for beginners, while experienced growers may value its relatively compact structure and straightforward schedule.

Aromas and flavours may combine sweet citrus with pungent pine, woody depth and a lightly spiced edge. Myrcene, caryophyllene, pinene and limonene shape the listed terpene profile. Individual experiences vary, though some consumers describe the effects as relaxed, happy or sleepy, sometimes alongside a stronger appetite. Setting, personal sensitivity and final flower quality can all influence the subjective experience.

Explore autoflower seeds, beginner seeds, the Australian grow guide, and the planting calendar.

Explore autoflower seeds, beginner seeds, the Australian grow guide, and the planting calendar.

Growing in Australia

Outback Seed Bank presents Northern Lights Auto as a versatile choice for hot, dry districts, temperate areas and cooler regions with shorter summers. For conventional outdoor seasonal planning in Australia, spring planting falls between September and November, with harvest commonly planned for March to May. Because autoflowers develop according to age rather than changing daylight hours, actual timing may differ according to sowing date and local conditions.

Use an airy, free-draining medium and avoid keeping the root zone constantly wet. A stable environment, moderate feeding and gentle plant handling suit the short lifecycle. Good airflow and sensible spacing can reduce risk from mould, especially during humid or rainy periods.

Indoor

Indoors, plants may reach up to 120 cm where conditions and container size allow. A consistent light schedule, balanced airflow and enough vertical clearance help support even development. The listed indoor yield is up to 500 g/m², but this is a reference figure rather than an assured outcome. Equipment, light intensity, grower experience, plant health and environmental stability all affect final performance.

• Seed type: feminised autoflower
• Difficulty: beginner-friendly
• Indoor height: up to 120 cm
• Indoor yield: up to 500 g/m²

Outdoor

Outdoor plants may grow up to 170 cm in favourable conditions. Select a sunny position with drainage, airflow and some shelter from severe wind or prolonged rain. In hot, dry areas, mulch can help moderate soil moisture, while cooler locations may benefit from the warmest available site. Inspect foliage and flowers regularly, particularly as autumn humidity rises.

• Suitable climates: hot and dry, temperate, or cool with a short season
• Outdoor height: up to 170 cm
• Outdoor yield: up to 150 g per plant

Harvest

The listed flowering window is approximately nine to ten weeks. For Australian outdoor seasonal gardens, March to May is the main harvest period, although autoflower timing depends strongly on the sowing date. Assess flower maturity directly rather than relying only on a calendar. Aroma, resin coverage, weather and plant condition can guide the final timing. Handle harvested flowers carefully and dry them slowly in a dark, ventilated space to preserve their colour, favourite aromas and overall character.