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Autoflower Cannabis Seeds

Autoflower cannabis seeds are built for speed, simplicity, and flexibility. These plants flower automatically based on age rather than light cycles, making them one of the easiest options for growers of all experience levels. At MasterSeeds, autoflowers are a top choice for Canadian growers looking for fast harvests and low-maintenance grows.

Autoflower seeds are perfect for:

Beginners
Outdoor growers in short summers
Balcony or stealth grows
Growers wanting multiple harvests per year

Critical Fast Bud

Price range: $35.00 through $240.00

Price range: $35.00 through $240.00

Price range: $35.00 through $240.00

Price range: $35.00 through $240.00

Dwarf Low Flyer

Price range: $35.00 through $240.00

Price range: $35.00 through $240.00

Price range: $35.00 through $240.00

Price range: $35.00 through $240.00

Gopher Glue Fast

Price range: $35.00 through $240.00

Gorilla Fast Flower

Price range: $35.00 through $240.00

Price range: $35.00 through $240.00

Price range: $35.00 through $240.00

Grapes N Cream Fast

Price range: $35.00 through $240.00

Price range: $35.00 through $240.00

Price range: $35.00 through $240.00

Price range: $35.00 through $240.00

Price range: $35.00 through $240.00

Price range: $35.00 through $240.00

Why Grow Autoflower Cannabis Seeds?

Autoflower cannabis seeds offer unmatched convenience. Because they don’t rely on light schedules, they can be grown almost anywhere with minimal setup. This makes them especially popular for outdoor Canadian climates and growers who prefer fast turnaround times.

MasterSeeds autoflowers are selected for vigorous growth, reliable flowering, and balanced potency, ensuring you don’t sacrifice quality for speed.

Speed & Simplicity

Super Fast Harvests
Ready in as little as 8-10 weeks from seed - some strains even faster!
No Light Cycle Changes
Flower automatically based on age, not light. Run 18-24 hours of light throughout!
Continuous Harvests
Stagger plantings for non-stop harvests all year round.
Beginner Friendly
Simplified growing process with fewer variables to manage.

Size & Discretion

Compact Plants
Typically stay under 3 feet tall, perfect for small spaces and stealth grows.
Great for Micro-Grows
Perfect for PC case grows, space buckets, small tents, and balconies.
Urban Growing Friendly
Small size and quick finish make them ideal for urban environments.
Precise Timing
Know exactly when they'll finish - perfect for planning around vacations or events.

Climate Advantages

Short Season Climates
Finish before autumn rains and frost in northern climates.
Multiple Outdoor Harvests
Plant in spring, harvest in summer, plant again for fall harvest!
Mold & Pest Resistance
Quick finish means less exposure to autumn molds and pests.
Temperature Resilient
Often more resilient to temperature fluctuations than photoperiod plants.

Autoflower Seeds(63 products)

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Regular Seeds(11 products)