Blueberry Seeds

Genetics & effects

Blueberry is a photoperiod, feminised cultivar with Afghani × Thai × Purple Thai heritage. Its profile is approximately 80% indica and 20% sativa, pairing broad-leaf structure with touches of tropical influence. Plants commonly show sturdy lateral branching, close internodal spacing and dense flower formation. Reported THC content ranges from 16–22%, while CBD is listed at 0.1–0.5%.

Sweet blueberry, ripe fruit and vanilla notes lead the flavour profile, supported by myrcene, caryophyllene and pinene. Individual experiences vary, but consumers often describe the effects as initially happy, euphoric or uplifting, followed by a deeply relaxed and sometimes sleepy feeling. Its nostalgic berry character has helped make Blueberry a favourite among growers who enjoy distinctive aromas and colourful late-flowering plants. Explore more feminised seeds in the Outback Seed Bank catalogue.

Explore feminised seeds, high thc seeds, the Australian grow guide, and the planting calendar.

Explore feminised seeds, high thc seeds, the Australian grow guide, and the planting calendar.

Growing in Australia

Blueberry is considered an intermediate-level option. It can suit hot, dry or temperate Australian settings, provided humidity, irrigation and airflow are managed carefully. Spring planting generally falls between September and November, although local conditions differ considerably across the country. Check all applicable requirements before acquiring or germinating seeds.

This cultivar responds best to steady conditions rather than frequent changes. Its dense canopy benefits from sensible spacing and gentle branch support. During flowering, good air movement and moisture control may reduce risk from mould around compact buds. Cooler nights can encourage purple or blue colour, though expression depends on phenotype and environment.

Indoor

Indoors, Blueberry may reach up to 120 cm and usually flowers for 8–9 weeks after the light cycle changes. Its moderate height makes it practical for rooms with limited vertical space. Low-stress canopy shaping can help distribute light across the lateral branches, while selective removal of crowded inner growth may improve airflow.

Under suitable conditions, indoor yield is listed at up to 500 g/m². Keep temperature and humidity stable, particularly as flowers gain density. The berry aroma can become pronounced late in bloom, so ventilation is worth planning from the beginning.

Outdoor

Outdoors, plants may grow up to 180 cm and can produce up to 700 g per plant in favourable conditions. Choose a sunny position with free-draining soil and enough room for side branching. In hot, dry areas, consistent access to water is important; in temperate zones, shelter from prolonged rain and strong wind may support flower quality.

Inspect dense growth after wet weather and maintain space between branches. Stakes or ties can support heavier flowering sites without forcing the natural structure.

Harvest

Australian outdoor harvest commonly falls between March and May. Timing varies by latitude, planting date, phenotype and seasonal weather. Rather than relying on the calendar alone, assess flower maturity and overall plant condition. Expected height, flowering time and yield figures are guides only, and individual outcomes will vary.