How to grow Grandmommy Purple Auto
Seb's take
Grandmommy Purple gets a ruderalis backcross for faster, easier growing, keeping the chill vibes intact. Sweet grape and berry on the nose; the high is focused and happy before easing into relaxation at 25% THC, resin-rich enough to suit extracts as much as flower.
Growing Grandmommy Purple Auto: what to expect
Auto-flowering, so the light-schedule homework is largely done for you. Less control, fewer mistakes on offer — a fair trade for a first grow. Details in autos versus photoperiods.
Expect around 9 weeks in flower — textbook timing. Textbooks, for once, being useful: here's ours.
She finishes around 140 cm: the sensible middle of the range. Most tents take her without argument — check yours against the light planner all the same.
She produces respectably: 500 – 550 g/m² or thereabouts when treated well. Consistency is her selling point — feed her properly and she keeps her end of the bargain.
The listed THC is 25%, which wants no exaggeration from anyone. Among the strongest figures in the catalogue.
Fruity across the nose — orchard rather than sweetshop.
Reported effects lean relaxed — the sitting-down sort.
Learn to grow her properly:
Common questions about Grandmommy Purple Auto
How long does Grandmommy Purple Auto take to flower?
Around 9 weeks of flowering, by the breeder's numbers.
Is Grandmommy Purple Auto an autoflower or a photoperiod strain?
An autoflower — she flowers on age rather than light hours, which simplifies the schedule considerably.
How tall does Grandmommy Purple Auto grow?
Around 140 cm. Standard tent territory.
How strong is Grandmommy Purple Auto?
The breeder lists THC around 25%. Among the strongest figures in the catalogue.