Rainbow Kush Auto brings vivid color, compact growth, and a quick finish together in one lively, easygoing cultivar. Expect dense, resin-bright buds and a sweet-fruity profile edged with spice. Its balanced 55% indica and 45% sativa character pairs a cheerful lift with soothing relaxation.

Our breeders created Rainbow Kush Auto from Dancehall, Blueberry, and Ruderalis genetics. This indica-leaning hybrid grows with a sturdy, compact structure and adapts well to indoor and outdoor setups. Its autoflowering heritage delivers a swift seed-to-harvest cycle.

Sweet fruit leads the aroma, followed by a warm, peppery spice. Blueberry-inspired notes add a jammy touch, while the smooth smoke carries a rounded sweetness. Expect colorful, tightly packed buds with a generous coat of glistening trichomes.

With medium THC levels of 15% to 18%, Rainbow Kush Auto offers a comfortable blend of effects. A bright, euphoric mood and gentle creative lift meet mellow body relaxation. It suits laid-back social time or a relaxing evening without an overly heavy feel.

Myrcene lends a sweet, fruity depth, while caryophyllene brings a peppery, clove-like edge. Alpha-pinene adds a crisp green freshness, and humulene rounds out the terpene profile. Together, these aromas make Rainbow Kush Auto a flavorful pick for unwinding, sharing, or exploring resin-rich flower and extracts.

These feminized autoflower seeds begin flowering with age, without requiring a change to the light schedule. From germination to harvest, plan for approximately 8 to 10 weeks. Germination is guaranteed, giving your grow a confident start.

In the early stage, provide steady warmth, suitable nutrients, and a quality, well-draining medium such as coco or soil blended with perlite. Autoflowers benefit from a smooth start, so keep conditions consistent and avoid stressing young plants. Indoors, an 18/6 or 20/4 light schedule supports vigorous development.

Rainbow Kush Auto stays compact, with a height of up to 1.5 m and a resilient, branch-supporting structure. Grow it indoors or outdoors in a warm, temperate climate with plenty of sunshine. Maintain good airflow, manage humidity as flowering progresses, and check plants regularly for pests.

After its short cycle, Rainbow Kush Auto rewards growers with dense, resinous flowers. Indoor yields can reach 350–450 g/m², while outdoor plants may produce 400–600 g each in favorable conditions. Its all-season harvest potential and quick turnaround make successive grows easier to plan.

Choose Rainbow Kush Auto for colorful flowers, a lively fruit-and-spice profile, and a fast, rewarding grow. Grassfarmer offers premium genetics in small and bulk quantities, with fast, discreet shipping and guaranteed delivery across the USA, Canada, the European Union, and the U.K. Order today and get your next grow underway.

Attributes

Climate Temperate
Effects Euphoric, Happy, Relaxed
Flavors Fruity, Spicy, Sweet
Genetics 55% Indica / 45% Sativa
Harvest Month All Season
Height 4.92 ft | 1.5 m
Indoor Yield 1.15–1.47 oz/ft² | 350–450 g/m²
Life Cycle 8–10 weeks
Lineage Dancehall x Blueberry x Ruderalis
Medicinal Arthritis, Insomnia, Pain
Outdoor Yield 14.11–21.16 oz/plant | 400–600 g/plant
Sex Feminized
THC 15%–18% (Medium)
Terpenes Humulene, Alpha-Pinene, Caryophyllene, Myrcene