Berner's Cookies Seeds

Presented in the Outback Seed Bank catalogue, Berner's Cookies is a feminised Girl Scout Cookies × Tangie cross with a 60% sativa and 40% indica profile. Catalogue figures place THC at 18–22% and CBD at up to 0.07%. This intermediate-level cultivar combines generous yield potential with sweet, citrus-led aromas and a balanced growth pattern suited to indoor rooms or suitable Australian outdoor settings.

Genetics & effects

Berner's Cookies draws together the dessert-like character of Girl Scout Cookies and the bright citrus influence associated with Tangie. Limonene, beta-caryophyllene, and myrcene contribute to a layered flavour profile featuring sweet fruit, citrus, cream, earth, herbs, and pine.

Individual experiences vary, but some people describe the effects as initially uplifting, energetic, focused, or creative. A euphoric quality may be followed by a more relaxed sensation as the experience develops. Potency and perceived effects can differ according to phenotype, environment, and individual response.

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

This feminised cultivar is best suited to growers with some previous experience. It performs in hot, dry or temperate conditions, though airflow and moisture control remain important throughout flowering. Outdoor planting generally aligns with southern-hemisphere spring, from September to November, after cold conditions have passed. Select a position with strong direct sunlight, good air movement, and well-draining soil.

Plants may stretch as flowering begins, so allow sufficient vertical and lateral room. Flexible branches can be guided early to maintain an open canopy and improve light distribution. Avoid excessive humidity around dense flowers to reduce mould risk.

Indoor

Indoors, Berner's Cookies can reach up to 140 cm and has a flowering period of approximately 9–10 weeks. Catalogue yield figures indicate up to 575 g/m² under favourable conditions. Training and an even canopy can help manage its moderate sativa-style stretch.

• Height: up to 140 cm
• Flowering: approximately 9–10 weeks
• Yield: up to 575 g/m²
• Skill level: intermediate

Stable temperatures, consistent air exchange, and sensible spacing help flowers develop evenly. Support may be useful later in bloom when branches carry heavier clusters.

Outdoor

Outside, plants may grow up to 200 cm and produce up to 700 g per plant when conditions are favourable. Temperate regions can offer a long growing window, while hot, dry areas may suit this cultivar where irrigation is managed consistently. In humid or high-rainfall districts, shelter from prolonged rain and regular inspection of dense flower sites can reduce risk.

Plant during September–November and account for the mature height when selecting a location. Rich but free-draining soil, ample sunlight, and space between plants support airflow and steady development.

Harvest

Australian outdoor harvest commonly falls between March and May, with local climate and planting time influencing maturity. Look for swollen flower structure, changing pistil colour, and the desired trichome appearance rather than relying on the calendar alone. Indoor plants are generally ready after 9–10 weeks of flowering. Keep harvested branches in a dark, ventilated space with stable conditions for gradual drying and aroma preservation.