Rosetta Stone by Brothers Grimm

Rosetta Stone strain photo
Type indica/sativaFlower ±53 daysCross Ginger-Ale × White Widow

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Growers reach for Rosetta Stone as an indica-leaning option, a cross of Ginger-Ale × White Widow out of Brothers Grimm. Indoors it typically finishes flowering in around 53 days after the flip to 12/12. The environment targets below are the same stage-by-stage bands the Cultivar journal grades real Rosetta Stone grows against.

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BreederBrothers Grimm
Typeindica/sativa
Flowering time±53 days
EnvironmentIndoors
LineageGinger-Ale × White Widow

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🧬 Explore the family: Ginger-Ale · White Widow

Ancestry Pedigree

Ginger-Ale
Unknown or Legendary
Cafe Girl
Unknown or Legendary
Jack Herer
Sensi Seeds
Northern Lights Nr5
The Seed Bank
Purest Indica
Clone Only Strains
Afghani
Unknown or Legendary
Afghanistan Indica
Original Strains
Hawaii Sativa
Original Strains
Skunk Nr1
Sensi Seeds
Skunk Nr1
The Seed Bank
Skunk Nr1
Cultivators Choice
Afghanistan Indica
Original Strains
Mexico Sativa
Original Strains
Princess
Brothers Grimm
Jack Herer
Sensi Seeds
Unknown Strain
Original Strains
White Widow
Green House Seeds
White Widow
De Sjamaan
Brazil Sativa
Original Strains
India Indica
Original Strains

Growing Rosetta Stone: what to expect

As an indica-leaning plant, expect a modest stretch after the flip (roughly 50–100%) and dense bud structure — which makes late-flower humidity discipline the main risk: keep RH in the 40s once buds fatten to stay ahead of mold. Growers familiar with Ginger-Ale or White Widow will recognize much of its behavior. Whatever the listing says, the cut in YOUR tent is the ground truth: log feedings, readings, and photos, and let the trends — not the label — drive decisions.

Rosetta Stone FAQ

How long does Rosetta Stone take to flower?

Rosetta Stone typically flowers in around 53 days after switching to a 12/12 light schedule. Individual phenotypes vary, so judge harvest readiness by trichome color, not the calendar.

Is Rosetta Stone an indica or a sativa?

Rosetta Stone is listed as indica/sativa.

What are the parents of Rosetta Stone?

Rosetta Stone was bred from Ginger-Ale × White Widow by Brothers Grimm.

What environment does Rosetta Stone like?

Standard cannabis bands work well: VPD 0.8–1.1 kPa in veg and 1.0–1.4 kPa in flower, with humidity stepping down from 65–75% as a seedling to 40–50% in late flower. See the stage-by-stage table on this page.

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Facts compiled from public breeder listings. Growing Rosetta Stone? A structured journal — with your feedings, readings, and photos — is how you find what THIS cut actually wants.

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Published by Cultivar (logmygrow.com), a structured grow journal. These reference bands are the same ones the app grades real grows against. Free to cite with a link. Some outbound product links are affiliate links — see disclosures.