Description
MAC Feminized strain data sheet
| Genetics | Alien Cookies x (Colombian x Starfighter) |
|---|---|
| Type | Balanced hybrid (50/50) |
| THC | 20%–27% |
| CBD | Under 1% |
| Flowering time | 9–10 weeks (63 to 70 days) |
| Outdoor harvest | Early to mid October |
| Height indoor / outdoor | 100–160 cm / up to 220 cm |
| Yield indoor / outdoor | 350–500 g/m² / 450–600 g per plant |
| Difficulty | Moderate to challenging |
| Climate | Stable warmth; avoid heat and light stress; dry autumn |
| Best for | Bag appeal, balanced daytime to evening effect, experienced growers |
MAC Feminized at a glance: MAC (Miracle Alien Cookies) is a balanced 50/50 hybrid of Alien Cookies and a Colombian x Starfighter line that flowers in 9 to 10 weeks, tests 20% to 27% THC, grows 100 to 160 cm indoors and yields 350 to 500 g/m² of dense, white-frosted buds with orange peel, flowers and cream on the nose.
A slow starter deserves a fast delivery
MAC is known for a slow first month, so the time you save on shipping matters. Our seeds are already in Canada, in our Vancouver, BC seed bank, and a pack reaches every province in 3 to 7 business days in plain packaging with no border crossing. Each batch is viability tested before packing and covered by our 80% germination guarantee. Every 10 and 25 seed pack is buy one get one free, which is useful with a strain where a larger selection helps you find the best plant.
Where MAC comes from
MAC stands for Miracle Alien Cookies. It is a cross of Alien Cookies, a Cookies and Alien Dawg hybrid known for its dense resin and sour, cookie-like smell, with a line often called Miracle 15, which combines a Colombian sativa with Starfighter. The strain first appeared in the mid 2010s and became famous for its appearance: bright white trichome coverage, rounded buds and a clean citrus and floral scent.
A common question is the difference between MAC and MAC 1. MAC 1 is a single selected plant that was shared as a clone and became the version most dispensary menus mean. MAC seeds, including ours, grow the same cross from seed, so each plant is an individual from that family rather than a copy of one cut. Most plants carry the recognisable MAC look and aroma, and a small selection helps you find the one closest to the MAC 1 standard.
MAC strain effects and experience
MAC is valued for balance. The first phase is clear, bright and focused, a happy and creative lift that suits afternoons, music or a long walk. After an hour a steady body calm joins in without clouding the head, and the effect fades gently over the next hour or two. Many people use it later in the day because it relaxes without putting them to sleep.
At 20% to 27% THC it is strong but rarely overwhelming at a moderate dose. Its reputation comes more from the smooth, well-rounded feel than from raw power.
MAC flavour, aroma and appearance
The aroma is citrus first, sweet orange peel and a little lemon, followed by a floral note and a creamy, almost sour cream finish. There is a faint diesel background from the Alien Dawg side. The smoke is smooth and sweet, with orange and flowers on the inhale and a creamy, slightly earthy exhale. Limonene leads the terpene profile, supported by caryophyllene and a touch of pinene.
The appearance is the reason MAC became famous. Buds are medium, round and dense, pale green with purple accents in a cool room, and covered in so many trichomes that finished flowers look white from a few steps away. Long, curling orange pistils add contrast.
Growing MAC in Canada
Indoors
MAC grows slowly in the first few weeks, and that is normal. Give it five to six weeks of veg and wait until it reaches about 30 cm before training. After the flip it can stretch two times, so a 180 cm tent is ideal. MAC reacts poorly to stress: keep temperatures steady at 22 to 26 degrees, avoid placing the light too close, and increase nutrients slowly, because it shows burn quickly. Low stress is especially important in the first three weeks of flower. Flowering takes 63 to 70 days.
Outdoors, by region
MAC is mainly an indoor strain in Canada. Outdoors it needs a long, warm, dry season to finish in early to mid October, so the realistic regions are the southern coast of BC and the warmer parts of the BC interior, and southern Ontario near Lake Erie in a dry year. Start seeds indoors in March so the slow early growth happens under lights, move plants out after the last frost, and use a rain cover in October. In Quebec, the Maritimes and the Prairies, MAC does best in a greenhouse or indoor tent. Our indoor growing guide for Canada covers room setup for a strain like this.
Height and training
Once it gets going, MAC grows tall with strong, wide branches. Top once around the fifth node and train the branches outward rather than topping several times; repeated high-stress training tends to slow MAC down. A single net at the flip keeps the canopy even. Remove the lower third of small growth at day 21 so the plant focuses on the upper tops.
Flowering and harvest cues
Buds look frosty from week four, which can make them seem ready too early. Look closely at the trichomes from day 60 and harvest when most are cloudy with a few amber, usually day 63 to 70. Dry slowly at 18 to 20 degrees and 60% humidity for 12 to 14 days. The citrus and cream notes become clear after two to three weeks of curing.
MAC yield indoors and outdoors
MAC is grown for quality rather than weight. Indoors, a trained canopy typically gives 350 to 500 g/m², and plants given a long veg and a steady environment reach the upper end. Outdoors, a plant in a warm BC or southern Ontario season returns 450 to 600 g. The heavy resin coverage makes MAC a good strain for rosin, where the return per gram is higher than average.
Who MAC is for, and who should pick something else
Grow MAC if you want one of the best looking plants in the catalogue, if you prefer a balanced effect that works in the afternoon and evening, or if you have a few grows of experience and can keep the room stable. MAC feminized seeds reward growers who start early and stay patient.
Pick something else if this is your first grow, where Cookies and Cream shares the Starfighter background on an easier and shorter plant; if you want a heavy yield; or if you want an outdoor plant for a short northern season.
How MAC compares
Cap Junky also has Alien Cookies as a parent and is much stronger, with mint and sour fuel instead of citrus. Girl Scout Cookies, from the broader Cookies family, is shorter, faster and earthier. Cookies and Cream shares the Starfighter grandparent and swaps citrus for vanilla. Among our hybrid feminized seeds, MAC is the pick for balance and bag appeal.
Frequently asked questions about MAC
What does MAC stand for in weed?
MAC stands for Miracle Alien Cookies. The name reflects its parents: Alien Cookies and a line called Miracle 15, which is a cross of a Colombian sativa and Starfighter. Some menus also call it Miracle Cookies.
Is MAC indica or sativa?
MAC is a balanced hybrid, about 50% indica and 50% sativa. It starts with a clear, creative lift and adds a calm body feel after about an hour, without heavy sedation. That makes it a good fit for the afternoon or early evening.
What is the difference between MAC and MAC 1?
MAC 1 is a single selected plant of the MAC cross, shared as a clone and widely sold under that name. MAC seeds grow the same cross, so each plant is a unique individual from the family. Most plants share the MAC look and aroma, and growing several lets you choose the closest match.
Is MAC hard to grow?
MAC is moderately difficult to grow. It vegetates slowly, stretches up to two times after the flip and reacts to stress from heat, strong light or heavy feeding. Growers with a stable indoor setup and some experience usually do well with it.
Why MAC growers are better off with seeds and a patient plan than a rumoured clone
Clones sold as MAC 1 are hard to verify and often carry pests or disease from other gardens. Seeds give you a clean start and a real selection, and every 10 and 25 seed pack is buy one get one free, so a proper search costs less. Our seeds ship from Vancouver, BC in plain packaging and arrive anywhere in Canada in 3 to 7 business days. Free shipping applies over $200, and a $30 tracked and insured option adds one free reshipment.
MJ Seeds Canada has been in business since 2009. Every MAC batch is viability tested before packing and covered by our 80% germination guarantee when you use the method in our germination guide. Orders over $420 include 10 bonus seeds.
MAC can be paid for by Interac e-Transfer, credit card, Bitcoin or cash, and if your seedlings seem slow in week three, our Vancouver team can help by phone, email, WhatsApp or live chat, seven days a week.





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