Critical Blue Auto – Expert Seeds (Feminised Autoflower)


A fast-flowering, flavour-packed hybrid combining the rich fruitiness of Blueberry with the yield and strength of Critical+ Auto — Critical Blue Auto delivers big flavour, strong resin production, and quick results.


Introduction:

Critical Blue Auto by Expert Seeds is an Indica-dominant autoflower bred for speed, flavour, and resilience. By merging Blueberry’s sweet, fruity genetics with the productivity and strength of Critical+ Auto, this strain offers dense, resinous buds, a smooth lemon-berry aroma, and a calming, well-balanced high. With its compact size, fast life cycle, and satisfying yield, Critical Blue Auto is a great choice for both novice and experienced growers seeking premium results with minimal effort.


Strain Information:

Strain Name: Critical Blue Auto

Breeder: Expert Seeds

Lineage: (Blueberry × Ruderalis) × Critical+ Auto

Genetics: Mostly Indica

Seed Type: Feminised Autoflower

Flowering Type: Autoflowering

Flowering Time: Around 70 days from seed

Effect: Balanced, relaxing, and mood-lifting — ideal for any time of day

Aroma: Sweet berries with bright citrus and earthy undertones

Taste: Lemony and fruity with sweet blueberry notes

Height: 75–150 cm

Yield: Indoors up to 500 g/m²; Outdoors 75–170 g per plant

THC Content: ~18%

CBD Content: Low


Strain Description:

Critical Blue Auto is a versatile, aromatic autoflowering hybrid that blends the best of Blueberry’s classic Indica traits with Critical+ Auto’s speed and yield. Its effects are soothing yet functional, producing an even high that relaxes the body while gently uplifting the mind. Dense buds glisten with resin, releasing a complex aroma of citrus and ripe berries. With THC levels around 18%, this strain offers an enjoyable potency suited to both recreational and medicinal users, especially those seeking stress relief or light evening relaxation. Compact, fast, and aromatic — Critical Blue Auto delivers top-tier results without long wait times.


Growing Information:

This strain is easy to grow and performs well in nearly any environment. Indoors, it thrives under consistent lighting and moderate feeding, producing up to 500 g/m². Outdoors, it reaches heights between 75 and 150 cm, yielding up to 170 g per plant under good conditions. Its sturdy frame supports heavy, resin-coated buds that finish in approximately 10 weeks from seed. Critical Blue Auto is highly adaptable, showing good resistance to pests, mould, and fluctuations in temperature — a perfect strain for growers seeking reliability and flavour in one package.


Flavour and Aromas:

The flavour and aroma of Critical Blue Auto are bright and inviting — zesty lemon meets sweet blueberry, with a subtle earthy base that rounds out the palate. On the inhale, expect fruity freshness with hints of sour citrus, while the exhale leaves a creamy berry finish. The terpene profile likely features limonene for its citrus zest and uplifting qualities, myrcene for a smooth, calming body effect, and pinene, which adds clarity and a hint of pine freshness.


Strain Lineage:

• Blueberry: A world-famous Indica strain known for its deep fruit aroma, vivid colours, and calming, euphoric effects.

• Critical+ Auto: A robust, high-yielding autoflower with fast growth, heavy resin production, and a sweet, citrus-forward aroma.


By combining these classics with Ruderalis genetics, Expert Seeds created a stable autoflower that preserves the best traits of both parents while significantly reducing flowering time.


Effects:

Critical Blue Auto offers a balanced and mellow high that’s ideal for relaxation without sedation. The experience begins with a gentle cerebral lift followed by full-body calm. It’s perfect for easing tension, reducing anxiety, or simply unwinding at the end of the day. Its moderate THC level ensures a pleasant, manageable high suitable for both new and seasoned users, while the rich berry-citrus aroma enhances the overall sensory experience.


Strain Summary:

Critical Blue Auto by Expert Seeds is a high-performing autoflower that combines vibrant flavour, aromatic appeal, and easy cultivation. With its quick turnaround, fruity terpene profile, and relaxing effects, it’s a strain that satisfies both growers and connoisseurs alike. Whether you’re after a stress-free grow or a sweet, mellow smoke, Critical Blue Auto delivers consistent results packed with quality and charm.


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.