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Cactus Jack Feminized Seeds

Q: How long does flowering take?

Flowering runs 8 to 9 weeks under stable 12/12 light.

Q: What feeding schedule works best?

Veg at 800 to 900 ppm, increase to 1000 to 1200 ppm during flower, reduce salts in final 7 to 10 days.

Q: Which training methods suit this strain?

Use low stress training early, top once or twice, and employ SCROG for canopy control.

Q: How to avoid mold outdoors?

Keep plant spacing, prune lower growth, maintain airflow, and harvest before wet weather arrives.

Q: What light levels are ideal?

Veg at 400 to 600 µmol/m2/s, flower at 800 to 1000 µmol/m2/s for dense buds.

Q: When should I harvest?

Harvest when trichomes show 60 to 80 percent cloudy with some amber depending on desired effect.

Q: Any nutrient sensitivities to watch?

Moderate nitrogen needs in veg. Monitor calcium and magnesium during bloom for deficiency signs.

Q: How long should I flush before harvest?

Flush soil grows with plain pH-balanced water 7 to 10 days before harvest.

Q: What seed types are available?

Feminized seeds offer predictable female plants and straightforward runs.

Q: How should cured buds be stored?

Store cured flowers in airtight, dark jars at 60 to 62 percent relative humidity and 16 to 18 degrees Celsius.

Cactus Jack Feminized Seeds by Captain Seeds - Sativa-dominant hybrid with citrus-pine aroma, 8 to 9 week flower, and medium yields.

Citrus-forward aroma
Quick 8-9 week flower
Stable genetics for training

Cactus Jack is a sativa-dominant hybrid bred from Jack Herer x OG Kush. Expect 8 to 9 week flowering and medium yields under strong light. Growers should train early, control stretch, and keep late-flower humidity low. Users will notice uplifted focus, steady energy, and a citrus-pine terpene profile.

Cactus Jack Feminized Seeds Quick Facts

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

Property	Value	Description
Type	Sativa-dominant hybrid	Sativa-dominant hybrid offering a cerebral lift and a mellow body effect.
THC Content	18-22%	Average THC ranges 18 to 22 percent across phenotypes.
CBD Content	0.50%	CBD stays low around 0.5 percent.
Grow Difficulty	Intermediate	Intermediate difficulty. Best suited for growers with basic experience.
Flowering Time	8-9	Flowering completes in 8 to 9 weeks under consistent light.
Yield	Medium (350-450 g/m2)	Expect medium yields, roughly 350 to 450 grams per square meter indoors.
Height	Medium (80-130 cm)	Plants reach 80 to 130 centimeters indoors with moderate stretch during early flowering.
Environment	Indoor/Outdoor	Performs reliably indoors and outdoors in warm, dry climates.
Effects	uplifted focus, steady energy, relaxed body	Delivers uplifted focus, steady energy, and relaxed muscles.
Flavor Profile	earthy, citrus, pine	Profiles mix earthy base notes with bright citrus and pine aftertaste.
Genetics	Jack Herer x OG Kush	Genetics read Jack Herer x OG Kush, producing spicy herbal terpenes and stable structure.
Seed Type	Feminized Seeds	Sold as feminized seeds for predictable female plants and straightforward runs.
Climate	Warm, dry	Thrives in warm, dry conditions with strong sun and low humidity.

Frequently Asked Questions

Answers to Common Questions About Growing Cactus Jack Cannabis Seeds

How long does flowering take?

What feeding schedule works best?

Which training methods suit this strain?

How to avoid mold outdoors?

What light levels are ideal?

When should I harvest?

Any nutrient sensitivities to watch?

How long should I flush before harvest?

What seed types are available?

How should cured buds be stored?

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Q: My plants are stretching in early flower, what next?

A: Add an extra week of veg light or lower night temperature by 3 to 5°C. Start LST to spread the canopy and reduce top stretch.