How to grow Grandmommy Purple Auto
- Genetics: Mostly Indica
- THC: up to 25%
- Type: Autoflower
- Difficulty: moderate
- Flowering: ~9–10 weeks
Grandmommy Purple Auto by Herbies Seeds is a 75% Indica autoflower with 25% THC and sweet berry flavors, delivering deeply relaxing, sleepy effects ideal for evening or medical use.
Effects
relaxing, euphoric, focus
Grower verdict: 3 real reviews, average 5/5.
The week-by-week plan
- Germination & seedling — gentle light, high humidity, no nutrients yet.
- Vegetative — 18/6 light, train early, ramp feeding.
- Flower — 12/12 not needed for autoflowers, watch stretch, support heavy buds.
- Flush & harvest — trichome check, then dry slow and cure.
Track this grow week by week on WeedYouGrow — free, no login.
Need the seeds? Find Grandmommy Purple Auto seeds on SeedYouLike.