Seeds
Critical Express Autoflowering Feminised Seeds
SKU: PS-critical-express-Auto-Fem
An autoflowering strain with famous parents
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Flowering Type
Autoflowering
Parental lines
Critical Mass x Lowryder #2
THC content
Medium THC (10-15%)
CBD content
Low CBD (0-1%)
Autoflowering seed to harvest time
Information not available
Yield indoor
Information not available
Plant size
Information not available
Suitable climates
Temperate
Parental lines
Critical MassLowryder #2
An autoflowering strain with famous parents
This automatic version of the winning Critical Mass has all the characteristics that has made it famous: smell, flavour, big crop.
It reaches big size with a little internodal distance and develops many side branches that will give more flowers. These flowers are big and thick just like the widely known Critical Mass.
It has fruity flavour, clean bouquet and long lasting relaxing effect.
Brand/breeder
Positronic Seeds
Parental lines
Critical Mass x Lowryder #2
Flowering type
Autoflowering
Sex
Feminised
THC content
Medium THC (10-15%)
CBD content
Low CBD (0-1%)
Suitable climates
Temperate
SKU
PS-critical-express-Auto-Fem
Autoflowering outdoor timeline
Autos can be sown in multiple waves through the season for staggered harvests.
Stage 1
Germination
April – July
Wait for: warmer days, no frost, stable temperatures
Watch for: cold nights, overwatering, weak early light
Stage 2
Seedling / Transplant
1–2 weeks after sprouting
Wait for: strong light, mild weather, protected start
Watch for: slug damage, stretching, transplant stress
Stage 3
Vegetative Growth
Weeks 2–5
Wait for: long bright days, healthy root growth
Watch for: stunting, nutrient burn, pest pressure
Stage 4
Flowering
Weeks 5–8+ depending on cultivar
Wait for: steady sunshine, decent airflow, dry spells
Watch for: mould, heavy rain, snapped branches
Stage 5
Harvest
Weeks 8+ or summer to early autumn
Wait for: mature trichomes, swollen buds, finished aroma
Watch for: bad weather, bud rot, harvesting too early
Indoor autoflowering timeline
Autoflowers follow their own internal clock, making indoor timelines easier to plan from seed to harvest.
Week 0
Germination
Healthy seedling emergence
Wait for: healthy seedling emergence
Watch for: overwatering, weak starts
Week 1–2
Seedling
Steady early growth
Wait for: steady early growth
Watch for: stretching, stress, excess moisture
Week 2–5
Early Growth
Strong leaf and root development
Wait for: strong leaf and root development
Watch for: stunting, overcrowding, early stress
Week 5–9+
Flowering
Bud development and visible maturity
Wait for: bud development and visible maturity
Watch for: humidity issues, poor airflow, plant stress
Week 8–12+
Harvest Window
Finished flowers and mature trichomes
Wait for: finished flowers and mature trichomes
Watch for: harvesting too early
Based on 1 review
Critical Express Autoflowering Feminised Seeds
It's so easy to grow,a blind zombie could grow this. As always seedsman shipping was fast and reliable, thanks seedsman
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