Purple Haze Seeds

Genetics & effects

Presented in the Kiwi Seed Bank catalogue, Purple Haze is a feminised, sativa-dominant variety created from Haze × Purple Thai genetics. Its profile is approximately 70% sativa and 30% indica, with listed THC levels of 15–20% and CBD of 0–0.3%. The feminised format is intended to produce female plants, though natural variation remains possible.

Purple Haze is known for a layered aromatic profile combining spicy, sweet, incense and woody notes. Myrcene, caryophyllene and pinene are among its listed terpenes. Depending on the individual, setting and finished flower, the experience may feel creative, uplifting, energetic, euphoric, happy or talkative. Effects are subjective and can vary considerably from person to person.

The plants may show striking purple colour as they mature, particularly when genetics and environmental conditions align. Long branches, active vertical growth and an open sativa structure make this an appealing option for growers with some prior experience. Explore more feminised seeds for related catalogue options.

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

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

Growing in New Zealand

Purple Haze is rated as an intermediate growing choice and is suited to temperate or hot, dry conditions. In New Zealand, outdoor planting is generally associated with spring, from September to November, once conditions are settled and daylight hours are increasing. Regional differences matter: northern areas may offer a longer warm period, while cooler southern locations can require closer attention to exposure, wind and late-season moisture.

Choose a bright position with steady airflow and well-draining soil or growing media. Avoid overcrowding, as the branching structure benefits from space and air movement. Regular observation helps identify moisture, nutrient or support issues early. Growers should check the rules and requirements that apply in their location before starting.

Indoor

Indoors, Purple Haze can reach up to 150 cm. Its stretch and branching habit suit height management and an even canopy. Gentle plant shaping, suitable spacing and timely support can help keep growth organised as flowering progresses.

The listed indoor flowering period is approximately 9–10 weeks, with catalogue yields of up to 600 g/m² under favourable conditions. These figures are reference points rather than promised outcomes; lighting, environment, plant health and grower experience all influence the final result. Consistent airflow and sensible humidity management can reduce the risk of mould around dense flower sites.

Outdoor

Outdoors, plants may reach up to 225 cm, so allow generous vertical and lateral room. A sunny, sheltered site can support its vigorous sativa growth, while stakes or ties may be useful as branches gain weight. Its preference for temperate and hot, dry climates makes site selection especially important in wetter parts of New Zealand.

Catalogue outdoor yields are listed at up to 700 g per plant in favourable conditions. Actual performance varies with season, location, weather, soil, plant care and phenotype. Monitor autumn rainfall and maintain airflow through the canopy to reduce mould risk.

Harvest

For New Zealand’s southern-hemisphere cycle, outdoor harvest commonly falls between March and May. Timing can shift by region and seasonal conditions. Watch flower development and local weather rather than relying on the calendar alone. Indoor plants are generally ready after their listed 9–10-week flowering window, although individual plants may finish earlier or later.