How to grow Purple Gelato Autoflower
- Breeder: Herbies
- Genetics: Mostly Indica
- THC: up to 25%
- Type: Autoflower
- Difficulty: moderate
- Seed to harvest: about 8 to 10 weeks
- Flavors: sweet, earthy
Purple Gelato Autoflower is an Indica-dominant hybrid (24-25% THC) with sweet vanilla-gelato, berry and floral flavor, giving a bright euphoric, creative lift easing into heavy body relaxation.
What is specific about Purple Gelato Autoflower
- Autoflower, avoid transplanting and heavy training; it can't recover lost veg time, so stress sets it back.
Indoor calendar for Purple Gelato Autoflower
| 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 10 | Flowering starts by age, not by light. |
| Harvest | week 8 to 10 | Judge by trichomes, not the calendar. |
| Dry and cure | weeks 9 to 14 | One to two weeks drying, then at least two weeks curing in jars. |
About 11 to 14 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.
- Indica-leaning: bushier/compact, keep airflow between colas.
Flowering: ~5–6 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.
~9–10 weeks seed to harvest.
Growing Purple Gelato Autoflower outdoors
Sown outdoors in mid May, after the last frost, Purple Gelato Autoflower should be ready in early to late July. That leaves time for a second run: a seed sown by early July finishes around late August to mid September.
Drying and curing
Its 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 Purple Gelato Autoflower compares
At 8 to 10 weeks it finishes faster than 80% of the 72 autoflowers in our guides (typical: 10.5 weeks).
Its THC, up to 25%, is above the typical 20% for these autoflowers.
Bred by Herbies, one of 50 Herbies strains with a grow guide here.
| Similar strain | Seed to harvest | THC | Breeder |
|---|---|---|---|
| Bruce Banner #3 Auto | 9 to 10 weeks | 26% | Herbies |
| Banana Blaze | 8 to 10 weeks | 15% | Dutch Passion |
| Keepers OG Autoflower | 8 to 10 weeks | 32% | Herbies |
| Auto Think Different | 10 to 11 weeks | 20% | Dutch Passion |
Effects
relaxing, euphoric, creative
Questions
Is Purple Gelato Autoflower easy to grow?
Purple Gelato Autoflower is considered moderate to grow and flowers automatically without a light schedule change.
When is Purple Gelato Autoflower ready outdoors?
Sown outdoors in mid May, after the last frost, Purple Gelato Autoflower should be ready in early to late July. That leaves time for a second run: a seed sown by early July finishes around late August to mid September.
How strong is Purple Gelato Autoflower?
The breeder lists up to 25% THC. Real results depend on light, feeding and harvest timing.
Does Purple Gelato Autoflower need a light change to flower?
No. Purple Gelato Autoflower is an autoflower: it flowers by age and goes from seed to harvest in about 8 to 10 weeks on 18 hours of light a day.
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