Northern Lights Auto Seeds

Genetics & effects

Northern Lights Auto combines Northern Lights genetics with a ruderalis-derived autoflower line. Its profile is approximately 90% indica and 10% sativa, with listed THC levels of 14–18% and CBD of up to 0.2%. Autoflowering plants move into bloom according to age rather than a change in daylight hours, making them a practical option for growers seeking a simple, compact cycle.

Aromas and flavours may include sweet citrus, pungent pine and woody notes. Myrcene, caryophyllene, pinene and limonene contribute to the reported terpene profile. Experiences are subjective, but consumers commonly describe the effects as relaxed, happy, sleepy and appetite-enhancing. Potency and personal response can vary between plants, harvests and individuals.

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

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

Growing in New Zealand

Presented in the Kiwi Seed Bank catalogue, Northern Lights Auto is positioned as a beginner-friendly choice for New Zealand conditions. It can suit hot, dry areas, temperate regions and cooler locations with shorter summers. Spring planting generally falls between September and November. Because this is an autoflower, plant development is driven mainly by age, so good timing helps seedlings receive warmth and strong natural light during their early growth.

Choose a free-draining medium and avoid keeping the root zone constantly wet. Steady airflow, moderate feeding and minimal disruption can help plants maintain consistent growth. In humid districts, spacing branches and keeping foliage dry can reduce the risk of mould. Explore more autoflower seeds or compare indica-dominant seeds.

Indoor

Indoors, plants may reach up to 120 cm. Their compact structure can work well where vertical room is limited, although individual height depends on container size, light intensity and growing conditions. Gentle canopy guidance early in the cycle is preferable to major late adjustments, as autoflowers have limited time to recover from stress.

The listed indoor yield is up to 500 g/m². This figure is a reference rather than an assured outcome. Balanced airflow, stable temperatures and even light coverage are important, particularly as flowers become denser. Check the beginner seed collection for other accessible options.

Outdoor

Outdoors, Northern Lights Auto may grow to up to 170 cm and produce up to 150 g per plant under favourable conditions. Select a sunny, sheltered position with drainage that can handle periods of heavy New Zealand rain. In cooler or exposed areas, a portable container offers flexibility when wind or prolonged wet weather arrives.

Regional conditions vary considerably. Northern gardens may offer a longer warm period, while southern sites can benefit from the brightest part of spring and summer. Inspect flowers after rainfall and maintain space around each plant for airflow and light penetration.

Harvest

The listed flowering period is approximately 9–10 weeks, though the complete seed-to-harvest cycle may vary. New Zealand’s traditional outdoor harvest season runs from March to May, but spring-planted autoflowers can finish earlier because they do not rely on shortening autumn days. Use flower development, trichome appearance and overall plant condition to judge readiness rather than relying on a calendar date alone.