Royal Bluematic Autoflower – Royal Queen Seeds

Love the taste of blueberries? The Royal Bluematic Autoflower from Royal Queen Seeds brings a sweet Blueberry profile together with compact, productive plants that often develop striking blue and purple tones late in flowering.

About the Royal Bluematic Autoflower

These autoflowering seeds carry a genetic profile of roughly 10% sativa, 60% indica and 30% ruderalis, with a reported THC level up to 14% and a medium CBD content. Royal Bluematic is a cross between the classic Blueberry and ruderalis genetics. It stays compact at 60–75 cm indoors while producing up to 475 g/m², making it a practical choice for growers with limited space. The flavour is led by ripe blueberry with earthy undertones.

Key characteristics

• Blueberry flavour: sweet, fruity berry notes with an earthy base.
• Colourful buds: can show blue and purple tones as flowering finishes.
• Compact and productive: up to 475 g/m² from plants of just 60–75 cm.
• Balanced profile: up to 14% THC alongside a medium CBD content.
• Space-friendly: fits comfortably into small tents and balconies.

Grow data at a glance

• Strain type: Autoflowering
• Genetics: Blueberry x Ruderalis
• THC: up to 14% · CBD: medium
• Flowering time: 50–55 days
• Seed to harvest: 75–85 days after germination
• Height: 60–75 cm indoors, 70–100 cm outdoors
• Indoor yield: 425–475 g/m²
• Outdoor yield: 70–120 g/plant
• Climate: long summers

Prefer another berry-rich variety? Compare the Royal Bluematic Autoflower with the Blueberry Berry Autoflower or browse the wider range of Autoflower Seeds. Beginners may also want to look at the straightforward Easy Bud Autoflower.

Frequently asked questions

Does Royal Bluematic turn purple?

Many phenotypes develop blue and purple hues towards the end of flowering, particularly when night temperatures drop slightly.

Are these seeds suitable for beginners?

The autoflowering nature means flowering begins without a change in light schedule, and the full cycle takes around 11–12 weeks from germination. Its compact indoor height makes it manageable in small tents and discreet spaces.

What is the expected yield?

Indoor yields are reported at around 425–475 g/m², while outdoor plants produce roughly 70–120 g each, depending on growing conditions.

Order Royal Bluematic Autoflower today

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