Rainbow Seeds

Genetics & effects

Rainbow is a feminised, evenly balanced hybrid with reported Blueberry × Dancehall genetics. In the Outback Seed Bank catalogue, it is presented as an intermediate option for growers seeking vigorous branching, generous production potential and vivid colour. Plants may reach up to 160 cm indoors or 200 cm outdoors, although individual structure will depend on environment and grower technique.

THC is listed at 15–20%, while CBD is listed at 0–1%. Experiences are subjective, but some consumers describe Rainbow as uplifting, focused and energetic, sometimes accompanied by tingly or arousing sensations. Its aromatic profile is commonly associated with fruity sweetness, candy and pineapple. Myrcene, limonene and caryophyllene are among the listed terpenes, contributing earthy, citrus and peppery nuances beneath the sweeter notes.

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

Rainbow is suited to hot, dry and temperate Australian settings. Its intermediate difficulty makes it a better match for growers who can monitor nutrition, airflow, humidity and canopy development consistently. Feminised seeds are intended to produce female plants, simplifying space planning, though natural variation remains possible.

For seasonal outdoor cultivation, spring planting generally falls between September and November. Local conditions differ significantly across Australia, so timing should reflect frost patterns, summer heat, rainfall and daylight in the specific region. Good spacing and airflow can reduce the risk of mould during humid or wet periods.

Indoor

Indoors, Rainbow has a reported flowering period of around 8–10 weeks and may produce up to 650 g/m² under favourable conditions. The plant can stretch to about 160 cm, so early canopy planning is useful. Low-stress training, selective pruning and branch support may help maintain an even light footprint and carry heavier flowers.

• Height: up to 160 cm
• Flowering: approximately 8–10 weeks
• Reported yield: up to 650 g/m²

Keep air moving through the canopy and avoid large humidity swings as flowers gain density. The sweet, fruity aroma may become pronounced late in bloom, making odour management a practical consideration for enclosed spaces.

Outdoor

Outdoors, plants may reach up to 200 cm and are reported to yield as much as 800 g per plant in supportive conditions. A sunny site with well-draining soil is preferable. In exposed areas, stakes or trellising can help support branches through wind and late-season flower weight.

Hot, dry regions may require careful irrigation and root-zone protection during peak summer temperatures. In temperate areas, choose a position that receives strong sunlight and dries promptly after rain. Regular inspection helps identify airflow, moisture or pest issues before they become widespread.

Harvest

Australian outdoor harvest commonly falls between March and May, depending on latitude, planting time and seasonal weather. Rather than relying on the calendar alone, assess flower maturity and overall plant condition. Rainbow may reward patient growers with colourful flowers and a sweet pineapple-candy profile that could become a favourite among fans of fruit-forward cultivars.