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Mac 9

Regular

Mac 9 is a balanced hybrid that fits compact indoor grows and produces resinous, citrus-tinged buds.

Why choose Mac 9?
  • Compact plants, generous resin.
  • Citrus-diesel aroma brightens any smoke.
  • Perfect for small spaces and careful growers.
THC 18-22%
CBD <1%
Lineage Miracle Alien Cookies x Colombian
Genotype Hybrid
Difficulty Intermediate
Flowering 8-10 weeks
Height Medium, compact
Yield Moderate to high
Taste Citrus, Earthy, Diesel
Seed Type Feminised
Climate cool Highland growing conditions
Effects Uplifting, Relaxed, Creative
Environment Indoor/Outdoor

About Mac 9

Mac 9 combines Miracle Alien Cookies and Colombian heritage to deliver a compact, resin-heavy plant ideal for growers seeking balanced effects. It thrives under attentive care, produces bright citrus and diesel notes, and performs well in controlled indoor setups as well as sheltered outdoor spots in temperate regions.

Grow Difficulty:

Growing Mac 9 rates as intermediate and rewards attentive care without needing advanced techniques. It copes with cool Highland growing conditions if you manage humidity and provide consistent warmth indoors.

Flowering Time:

Flowering usually completes within eight to ten weeks under good conditions. Outdoor harvests in temperate seasons tend to finish later than indoor crops.

Yield:

Yields are moderate to high when trained and fed correctly under controlled conditions. Indoor growers who employ SCROG or regular topping will see the best results.

Height:

Plants remain medium in stature with a compact canopy suitable for limited spaces. The internodal spacing is tight, which helps maintain a tidy profile.

Environment:

Indoors, Mac 9 thrives under controlled lighting and ventilation and adapts well to compact setups in Buckinghamshire. Outdoors it performs respectably in sheltered spots but benefits from protection against persistent winds in Buckinghamshire.

Climate:

Growing Mac 9 in Buckinghamshire demands attention to the cool Highland growing conditions that can slow bud development and increase mould risk. With reinforced ventilation, careful airflow management and heat during cooler nights you can reach mature resinous flowers.

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've got a small cupboard tent in Buckinghamshire; will Mac 9 stretch too much?
A
Verified answer
Mac 9 is fairly compact but will show some stretch early in flowering; use topping and LST before the stretch to keep it manageable in a cupboard tent.
Common question Posted by Urbanseedbank Answered
Q
What humidity should I aim for in late flower?
A
Verified answer
Drop humidity to around 40-45% during late flower to reduce mould risk, especially under cool conditions common in the region.
Common question Posted by Urbanseedbank Answered
Q
Any tips for improving resin production?
A
Verified answer
Keep nights slightly cooler than days, avoid overfeeding late in bloom, and consider a short period of reduced nitrogen with bloom enhancers to boost trichome density.
Common question Posted by Urbanseedbank Answered
Q
Do I need CO2 for decent yields with Mac 9?
A
Verified answer
CO2 isn't necessary for hobby setups; good light, airflow and nutrients will produce respectable yields without the added complexity of CO2 supplementation.
Common question Posted by Urbanseedbank Answered
Q
How do I spot males early with Feminised seeds?
A
Verified answer
Feminised seeds dramatically reduce male plants but inspect pre-flowers around nodes in week three to four of veg to catch any hermaphrodites or early male traits.

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