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Jack Skellington

Autoflower

Jack Skellington is a sativa-dominant, autoflowering hybrid bred for coastal resilience and a bright, creative high.

Why choose Jack Skellington?
  • Autoflowering for short-season sites
  • Built to withstand coastal gusts
  • Bright citrus aroma with steady yields
THC 18-24%
CBD 0.5-1%
Lineage Jack Herer x Skunk
Genotype Sativa-dominant hybrid
Difficulty Intermediate
Flowering 7-9 weeks
Height Short to medium (80-140 cm)
Yield Moderate (350-450 g/plant outdoor under ideal conditions)
Taste citrus, spice, earthy
Seed Type Autoflowering
Climate windy coastal growing areas
Effects uplifting, creative, relaxed
Environment Indoor & outdoor

About Jack Skellington

Jack Skellington is an autoflowering sativa-dominant hybrid that finishes quickly and tolerates exposed sites better than many varieties. It pairs lively cerebral effects with a compact structure, making it a sensible choice for growers in Cornwall and other windy coastal growing areas who need a reliable short-season outdoor option.

Grow Difficulty:

Growing difficulty is intermediate and the strain rewards growers who reinforce stems and use gentle training in windy coastal exposures. Regular feeding, drainage and pest checks will keep plants productive in exposed sites.

Flowering Time:

Flowering completes in 7 to 9 weeks under good conditions. Outdoors it can reach maturity early enough to suit shorter seasons when started promptly.

Yield:

Yields are moderate for its compact frame and respond well to SCROG and selective topping. Outdoors in sun-exposed locations it provides reliable harvests even where wind can be an issue.

Height:

Plants remain relatively compact with a bushy middle and tight internodes that reduce wind leverage. Expect heights of 80 to 140 cm without heavy training.

Environment:

Indoors this strain responds well to SCROG and low-stress training for maximised bud sites. Outdoors in Cornwall it performs best in sheltered spots or behind windbreaks to limit salt spray and stem damage.

Climate:

Cornwall's windy coastal growing areas challenge stem strength and require well-secured plants. Jack Skellington tolerates salt-laden breezes better than many strains but benefits from windbreaks and careful site selection in Cornwall.

Frequently Asked Questions

Common questions about this strain, covering growth, effects, and suitability for UK conditions.

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Choose seed quantity
Selected: 5 Seeds
£53.33 £40.00
£8.00 / seed • You save £13.33
Accepted payment methods
100% Satisfaction Guarantee • Secured Payments
Urbanseedbank Support

Questions & Answers

Customer questions and answers from the Urbanseedbank team. Submit your own question and we’ll respond after review.

5 questions Answered posts are shown first.
Common question Posted by Urbanseedbank Answered
Q
I have a windy patch in Cornwall, how close should I plant?
A
Verified answer
Space plants wider than normal to reduce wind tunnelling and set them behind a windbreak or fence to cut gust speed.
Common question Posted by Urbanseedbank Answered
Q
What support do you use for stems?
A
Verified answer
I use bamboo canes and garden twine, plus occasional soft ties at nodes to prevent snapping during gusts.
Common question Posted by Urbanseedbank Answered
Q
Do you water more often by the sea?
A
Verified answer
Yes, coastal exposure can dry soil faster, so check moisture daily and water deeply when the top centimetre dries.
Common question Posted by Urbanseedbank Answered
Q
When do you start autoflower seeds outdoors?
A
Verified answer
I start sowing once night temperatures consistently stay above 10°C and give seedlings a sheltered period before full exposure.
Common question Posted by Urbanseedbank Answered
Q
Any tips on nutrient strength for this strain?
A
Verified answer
Start with half-strength nutrients and increase slowly, watching leaf colour and stretch to avoid overfeeding in windy conditions.

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