How to grow Auto Cinderella Jack
- Breeder: Dutch Passion
- Genetics: hybrid
- THC: 20 to 25%
- Type: Autoflower
- Difficulty: moderate
- Seed to harvest: about 10 to 11 weeks
- Flavors: berry, sweet
What is specific about Auto Cinderella Jack
- Autoflower, avoid transplanting and heavy training; it can't recover lost veg time, so stress sets it back.
Indoor calendar for Auto Cinderella Jack
| Stage | When | Note |
|---|---|---|
| Germination | week 1 | Seed in its final pot; autoflowers dislike transplanting. |
| Seedling and growth | weeks 2 to 4 | Light on 18 hours a day for the whole grow; no switch to 12/12 needed. |
| Flowering | from about week 4 to week 11 | Flowering starts by age, not by light. |
| Harvest | week 10 to 11 | Judge by trichomes, not the calendar. |
| Dry and cure | weeks 11 to 15 | One to two weeks drying, then at least two weeks curing in jars. |
About 13 to 15 weeks from seed to cured buds.
Week by week
Germination: Days 1–7
Pop the seed.
- Soak in a moist paper towel or plant 1cm deep in light, airy soil.
- Keep warm (22–25°C), humid and dark until the sprout appears.
- Moist, never soggy.
Seedling: Weeks 2–3
First true leaves.
- Gentle light on 18/6, high humidity (~65%).
- Tiny waterings near the stem; let the top dry between.
- Quarter-strength nutrients at most.
Vegetative: Weeks 4–6 (auto)
Build the plant.
- Autoflowers veg briefly then flower on their own, start in the final pot, don't transplant late.
- Feed grow (high-N) nutrients; train (LST/topping) for an even canopy.
- Hybrid structure, balance height and bush with light training.
Flowering: ~6–7 weeks of bloom
Buds bulk up.
- Stays on 18/6 to harvest.
- Switch to bloom (high-P/K) nutrients; lower humidity (~45%) to prevent bud rot.
- Watch trichomes: mostly cloudy with some amber = peak ripeness.
Flush & harvest: Final 1–2 weeks
Finish clean.
- Plain water (no nutrients) the last 1–2 weeks for a smoother smoke.
- Harvest, wet-trim, dry slowly (~60°F / 60% RH, 7–14 days).
- Cure in jars 2+ weeks, burping daily at first.
~10–11 weeks seed to harvest.
Growing Auto Cinderella Jack outdoors
Sown outdoors in mid May, after the last frost, Auto Cinderella Jack should be ready in late July. That leaves time for a second run: a seed sown by early July finishes around mid September.
Drying and curing
Its berry and sweet notes come from the most volatile terpenes, the first to go in a warm, fast dry. Dry slowly around 18 °C and 60% humidity for 10 to 14 days and cure in jars to keep them.
How Auto Cinderella Jack compares
At 10 to 11 weeks it sits right at the typical time for the 72 autoflowers in our guides.
Its THC, up to 25%, is above the typical 20% for these autoflowers.
Bred by Dutch Passion, one of 120 Dutch Passion strains with a grow guide here.
| Similar strain | Seed to harvest | THC | Breeder |
|---|---|---|---|
| Auto Ultimate | 10 to 11 weeks | 25% | Herbies |
| Blue Auto Mazar | 10 to 11 weeks | 20% | Dutch Passion |
| Auto Colorado Cookies | 11 weeks | 20% | Dutch Passion |
| Auto Critical Orange Punch | 10 to 12 weeks | 20% | Dutch Passion |
Effects
euphoric, relaxing, uplifting
Grower verdict: 8 reviews, average 4.63/5.
Questions
Is Auto Cinderella Jack easy to grow?
Auto Cinderella Jack is considered moderate to grow and flowers automatically without a light schedule change. This read draws on 8 grower reviews.
When is Auto Cinderella Jack ready outdoors?
Sown outdoors in mid May, after the last frost, Auto Cinderella Jack should be ready in late July. That leaves time for a second run: a seed sown by early July finishes around mid September.
How strong is Auto Cinderella Jack?
The breeder lists 20 to 25% THC. Real results depend on light, feeding and harvest timing.
Does Auto Cinderella Jack need a light change to flower?
No. Auto Cinderella Jack is an autoflower: it flowers by age and goes from seed to harvest in about 10 to 11 weeks on 18 hours of light a day.
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