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Rosetta Stone Feminised Seeds-BGS-ROST-FEM
Rosetta Stone Feminised Seeds-BGS-ROST-FEM
Rosetta Stone Feminised Seeds-BGS-ROST-FEM
1/3
Rosetta Stone strain by Brothers Grimm
Rosetta Stone strain by Brothers Grimm
Rosetta Stone strain by Brothers Grimm
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Rosetta Stone Feminised Seeds-BGS-ROST-FEMRosetta Stone Feminised Seeds-BGS-ROST-FEM
Rosetta Stone strain by Brothers Grimm
Rosetta Stone strain by Brothers Grimm
Rosetta Stone strain by Brothers Grimm
Seeds

Rosetta Stone Feminised Seeds

Average rating:  4.5   (votes: 2) Reviews (2)
SKU: BGS-ROST-FEM

High-yielding hybrid cannabis, Rosetta Stone seeds deliver spicy, piney, & fruity terpenes with a high THC content.

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Testimonial 
Author:  Anonymous Rating: 5.0 out of 5 stars
Date:  30.03.2026
Text:  Big, chunky colas. Smells like ripe apples.

Flowering Type

Photoperiod

Parental lines

Jack Herer x Cinderella 99

THC content

High THC (16-24%)

CBD content
Information not available

Photoperiod flowering time

8 to 10 weeks

Yield indoor

High Yield (450-600gr/m2)

Plant size

Medium

Suitable climates

High altitude, Hot, Cool, Dry, Temperate

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From the breeder

High-yielding hybrid cannabis, Rosetta Stone seeds deliver spicy, piney, & fruity terpenes with a high THC content.

Brothers Grimm Seeds breeder notes
Aroma
FruityPineySpicy
Effect description
Uplifting
Parental lines
Jack HererCinderella 99

High-yielding hybrid cannabis, Rosetta Stone seeds deliver spicy, piney, & fruity terpenes with a high THC content.

Rosetta Stone Feminised Seeds - Overview

A product of Brothers Grimm Seeds, Rosetta Stone is an Indica & Sativa hybrid, a blend of Jack Herer and Cinderella 99. Known for its big yield and high THC content, it caters to beginners, intermediate, and advanced growers.

Rosetta Stone - Cultivation

Rosetta Stone can be grown both indoors and outdoors, and even in a greenhouse. It is known for its high yield of 450-750gr&plant for outdoor and 450-600gr&m2 for indoor. It thrives in cool, dry, and warm environments. Harvest time is in October and planting time is in April. It develops green buds.

Rosetta Stone - Terpenes and Effects

Known for its spicy, piney, and fruity terpenes, Rosetta Stone has a high THC content of 16-24%. This strain offers an uplifting effect, making it a favourite among cannabis enthusiasts.

Brand/breeder
Brothers Grimm Seeds
Parental lines
Jack Herer x Cinderella 99
Type
Indica / Sativa hybrid
Colour
Green
Flowering type
Photoperiod
Sex
Feminised
THC potential
High THC (16-24%)
Yield potential outdoor
High Yield (450-750gr/plant)
Yield potential indoor
High Yield (450-600gr/m2)
Plant size
Medium
Flowering time (photoperiod)
8 to 10 weeks
Northern hemisphere harvest
October
Southern hemisphere harvest
April
Suitable climate
High altitude, Hot, Cool, Dry, Temperate
Aroma
Fruity, Piney, Spicy
SKU
BGS-ROST-FEM

Photoperiod outdoor timeline

Photoperiod strains rely on seasonal daylight changes, so harvest timing is closely tied to your local climate.

Stage 1
Germination / Early Start
March – April
Wait for: frost risk easing, stronger spring light
Watch for: cold snaps, slow starts, excess moisture
Stage 2
Seedling / Transplant
April – May
Wait for: milder nights and settled weather
Watch for: transplant shock, wind exposure, pests
Stage 3
Vegetative Growth
June – July
Wait for: long days, regular feeding, healthy expansion
Watch for: overcrowding, nutrient issues, insect damage
Stage 4
Flowering
August – September
Wait for: shortening days, dry airflow, branch support
Watch for: mould, botrytis, high humidity, bad weather
Stage 5
Harvest
Late September – October
Wait for: ripe trichomes, dense finished flowers
Watch for: autumn rain, rot, early frosts
Photoperiod strains rely on seasonal daylight changes, so harvest timing is closely tied to your local climate.

Indoor photoperiod timeline

Photoperiod strains give indoor growers more control over size, shape, and when flowering begins.

Week 0
Germination
Strong early establishment
Wait for: strong early establishment
Watch for: inconsistent starts, excess moisture
Week 1–2
Seedling
Stable structure and healthy growth
Wait for: stable structure and healthy growth
Watch for: stretch, early stress
Week 3–6+
Vegetative Growth
Desired plant size and canopy shape
Wait for: desired plant size and canopy shape
Watch for: overcrowding, uneven growth, training stress
7–12+ weeks
Flowering Phase
Strong flower formation and steady development
Wait for: strong flower formation and steady development
Watch for: humidity, airflow, support issues
Harvest
Harvest Window
Finished flowers and mature trichomes
Wait for: finished flowers and mature trichomes
Watch for: cutting too early or pushing too long

Photoperiod strains give indoor growers more control over size, shape, and when flowering begins.

4.5
Rating 4.5 out of 5 stars
Based on 2 ratings and 2 reviews
As described
No
Partly
Yes
Yes, 5 out of 5, No – Yes
Based on 1 votes
Expected Yield
Below
Expected
Above
Above, 5 out of 5, Below – Above
Based on 1 votes
Recommend to others
No
Neutral
Yes
Yes, 5 out of 5, No – Yes
Based on 1 votes
Lipscore Real Reviews™ means all ratings and reviews are written by real customers, linked to real purchases, unedited, and verified by Lipscore. Click the logo to learn more.
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We found matching review(s) Clear filters
Review author:  Anonymous    Review date:  30.03.2026
Review rating: 5.0 out of 5 stars
Flavour: Excellent Found Strain: Already Known
Verified
 buyer
Purchase date: 
Review text: 
Big, chunky colas. Smells like ripe apples.
As described: YesExpected Yield: AboveRecommend to others: Yes
0vote(s)  
Externally verified 28.10.2026 This review has been collected with a review software used prior to Lipscore
Review author:  Anonymous    Review date:  18.07.2025
Review rating: 4.0 out of 5 stars
Verified
 buyer
Purchase date: 
Review text: 
1 out of 5 still grow It was first to "pop seed" and the only one I did not kill. It is growing and looking healthy Seedsman recommended
0vote(s)  
Externally verified 28.10.2026 This review has been collected with a review software used prior to Lipscore
Please note that some customers choose to leave a rating without writing a review, and because of this the number of ratings will differ from the number of reviews.

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Rosetta Stone Feminised Seeds

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