An indica-dominant hybrid with menthol-forward terpenes and balanced effects.

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Sub Zero Feminized Autoflowering Seeds

Q: How long does Sub Zero take to flower?

Flowering runs 8 to 9 weeks under a 12/12 schedule.

Q: What yield should I expect?

Indoor yield typically reaches 450 to 550 g per m2 using SCROG or SOG.

Q: Which training methods work best?

Topping before week 4, low stress training, and SCROG deliver even canopies and higher yields.

Q: What nutrient schedule suits Sub Zero?

Moderate nitrogen in veg. Reduce nitrogen and increase phosphorus and potassium during bloom.

Q: How do I prevent mold and rot?

Maintain strong airflow, lower late-bloom humidity to 40-50%, and remove dense fan leaves near colas.

Q: What are harvest signs?

Harvest when trichomes are mostly cloudy with pockets of amber and pistils darkened and curled.

Q: How should I cure the harvest?

Dry slowly at 50-60% RH for 7-10 days, then jar cure with daily burping for 2 to 4 weeks.

Q: What pH levels suit Sub Zero?

Soil pH 6.0 to 6.8. Hydroponic pH 5.8 to 6.2.

Q: Is Sub Zero good for extracts?

High resin production makes this strain suitable for hash and solvent extracts.

Sub Zero Feminized Autoflowering Seeds by Captain Seeds - Indica-dominant hybrid with menthol notes, steady resin, and a balanced uplift-relax effect.

Fast 8-9 week finish
Cooling menthol terpene
High resin production

Sub Zero mixes dense indica structure with a cooling terpene profile. THC averages 20% and CBD remains low. Flowering runs 8 to 9 weeks. Use topping, LST, or SCROG to maximize bud sites and keep height controlled. Lower late-bloom humidity and boost airflow to prevent rot. Dry slow and cure for 2 to 4 weeks for smooth smoke and terpene preservation.

Sub Zero Feminized Autoflowering Seeds Quick Facts

All the essential strain details at a glance for growers and users.

Property	Value	Description
Type	Indica-dominant hybrid	Indica-dominant hybrid with dense buds and calming body effects.
THC Content	20%	THC averages 20% in typical runs.
CBD Content	0.50%	CBD stays low near 0.5%.
Grow Difficulty	Intermediate	Intermediate growers get best results; control humidity and use moderate nutrients.
Flowering Time	8-9	Flowering completes in 8 to 9 weeks under 12/12.
Yield	Medium-High (450-550 g/m2 indoor)	Expect 450 to 550 g per m2 indoors with SCROG or SOG.
Height	Short-Medium (60-120 cm)	Plants stay short to medium, 60 to 120 cm with topping.
Environment	Indoor/Outdoor	Performs indoors and outdoors; prefers cool to temperate climates.
Effects	Uplifted, Focused, Relaxed	Delivers uplifted headspace, focused clarity, and a relaxed body finish.
Flavor Profile	Pine, Menthol, Earthy	Flavor profile mixes pine, cool menthol, and earthy base notes.
Genetics	White Widow x Northern Lights	Genetics: White Widow x Northern Lights.
Climate	Cool to Temperate	Best in cool to temperate zones with stable light and airflow control.

Frequently Asked Questions

Answers to Common Questions About Growing Sub Zero Cannabis Seeds

What is Sub Zero?

How long does Sub Zero take to flower?

What yield should I expect?

Which training methods work best?

What nutrient schedule suits Sub Zero?

How do I prevent mold and rot?

What are harvest signs?

How should I cure the harvest?

What pH levels suit Sub Zero?

Is Sub Zero good for extracts?

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