Forbidden Runtz Auto – Fast Buds (Autoflowering Feminised)


A modern masterpiece of potency and flavour – Forbidden Runtz Auto by Fast Buds brings elite Californian genetics together in a fast, flavour-packed autoflower with up to 26% THC and top-shelf yields in just 9 weeks.


Introduction:

Forbidden Runtz Auto by Fast Buds is a next-generation autoflowering hybrid that perfectly fuses potency, flavour, and speed. This Indica-dominant cultivar offers an incredible 26% THC, producing a euphoric yet balanced high that transitions seamlessly from a cerebral rush to deep physical calm. With lush, fruity candy flavours and heavy trichome coverage, Forbidden Runtz Auto delivers both visual appeal and exceptional effects in record time. It’s a must-have for growers seeking top-shelf quality with minimal effort.


Strain Information:

Strain Name: Forbidden Runtz Auto

Breeder: Fast Buds

Lineage: Forbidden Fruit x Runtz

Genetics: 65% Indica / 35% Sativa

Seed Type: Feminised

Flowering Type: Autoflowering

Flowering Time: 9 weeks from seed

Effect: Euphoric, uplifting, relaxing, balanced

Aroma: Sweet, fruity with earthy depth

Taste: Tropical fruit, candy, creamy earthiness

Height: 90–130 cm

Yield: Indoors – 450–550 g/m²; Outdoors – 50–150 g/plant

THC: Up to 26%


Strain Description:

Forbidden Runtz Auto combines the best of two modern legends, delivering explosive flavour and serious potency in a fast, compact format. The high begins with a strong cerebral hit—euphoric, energetic, and creativity-boosting—before gradually easing into a deep, soothing body relaxation. It’s the kind of strain that fits any occasion, whether you’re chatting with friends or unwinding after work. The buds are dense and heavily frosted, shaped like small spears with a thick white trichome layer that signals their high resin content. Expect premium bag appeal and rich, satisfying smoke in every harvest.


Growing Information:

This strain grows vigorously and develops a strong, bushy frame with a prominent central cola and multiple sturdy side branches. Reaching 90–130 cm, it’s ideal for growers who want a productive yet manageable autoflower. Forbidden Runtz Auto produces golf ball-sized buds at nearly every internode, making it a heavy yielder despite its compact size. It thrives in both indoor and outdoor conditions, and light training techniques like LST help optimise airflow and boost yield. Its hardy nature and quick life cycle make it beginner-friendly, while its resin-heavy output makes it a favourite among extractors and connoisseurs.


Flavour and Aromas:

Forbidden Runtz Auto offers a sweet, tropical, and candy-forward profile with a subtle earthy undertone that balances the taste beautifully. The inhale bursts with fruity sweetness reminiscent of fresh berries and tropical candy, while the exhale delivers creamy, smooth earthiness. As the buds cure, the aroma intensifies, filling the room with a sweet, fruity scent and light gassy depth that makes this strain an absolute pleasure to smoke or vape.


Effects:

Expect a balanced, full-spectrum experience. The high begins with an uplifting and euphoric mental buzz that encourages focus, creativity, and laughter. As it settles, a warm Indica wave spreads through the body, melting away tension and stress. Despite its potency, Forbidden Runtz Auto remains functional in moderate doses, making it suitable for daytime relaxation or social evenings. At higher doses, it transitions into a deeply calming state perfect for unwinding or easing insomnia.


Strain Lineage:

This cultivar is the product of crossing two California titans—Forbidden Fruit and Runtz—then infusing them with autoflowering Ruderalis genetics. Forbidden Fruit lends its luscious, dark fruit and earthy tones, while Runtz contributes its sugary candy aroma, dense buds, and resin-rich production. The result is a perfectly balanced hybrid that delivers both decadent flavour and serious potency with autoflowering convenience.


Strain Summary:

Forbidden Runtz Auto by Fast Buds is a high-performance autoflower that delivers huge yields, vibrant flavour, and a deeply satisfying high. Its sweet, fruity terpene profile and balanced effects make it a versatile favourite for both recreational enjoyment and therapeutic relief. Easy to grow, visually striking, and packed with power, this strain exemplifies the best of modern autoflower genetics—fast, flavourful, and fiercely potent.


Disclaimer: All seeds sold at Breeders Collective are strictly intended as souvenirs and for preservation purposes. We do not condone or encourage illegal activity. Please ensure you understand and comply with your local laws regarding cannabis seeds and cultivation.