Indica-dominant
Amnesia × Grandaddy Purple
- Flowering
- 8–9 wk
- THC
- 21–24%
- Yield
- 450–550 g/m²
THC21–24%published by breeder
Flowering9 wkpublished by breeder
Provenance
Identity and sources
| Breeder | Expert Seeds |
|---|---|
| Recorded genetics | not published |
| Source page | expertseedbank.com ↗ |
| Last read | 15 Sept 2026 |
| Read via | structured data on the breeder page |
Each value links to the page it was read from. A breeder's figure is their claim, not a lab result.
Cultivation
Grow info
| Seed type | Autoflower (fem) |
|---|---|
| Flowering type | Autoflower |
| Flowering time | 9 wk |
Lineage
Genetics & lineage
As written by the breeder. Linked names are cataloged here.
Lineage not published by the breeder.
Descendants
Known crosses using Grandaddy Purple (Auto)
15 strains name Grandaddy Purple (Auto) as a parent
- Indica-dominant
Amnesia × Grandaddy Purple
- Flowering
- 8–9 wk
- THC
- 4–7%
- CBD
- 5–10%
- Yield
- 450–550 g/m²
- Sativa-dominantRegularAutoflower
Platinum Cookies × Grandaddy Purple
- Flowering
- 8–10 wk
- THC
- 18–20%
- I/S
- 30/70
- Feminized
Grandaddy Purple × Platinum Girl Scout Cookies
- THC
- 22%
- CBD
- 1%
Yield: High
- Indica-dominant
Grandaddy Purple × F1 Durban Poison
- Flowering
- 8–9 wk
- THC
- 23%
- Yield
- 500–600 g/m²
- Sativa-dominantFeminized
Grandaddy Purple × Elephant Bud
- Indica-dominantFeminized
Black Domina ’98 × Grandaddy Purple
- Flowering
- 8–10 wk
- THC
- 19–23%
- I/S
- 90/10
- Indica-dominantFeminized
Grandaddy Purple × Do-Si-Dos
- Flowering
- 8–10 wk
- THC
- 20–24%
- I/S
- 80/20
- Indica-dominantRegular
Grandaddy Purple × Larry OG
- Flowering
- 7–9 wk
- THC
- 25%
- Height
- 90–160 cm
- Yield
- 600 g/m²
- Indica-dominantFeminized
Grandaddy Purple × Larry OG
- Flowering
- 7–9 wk
- THC
- 25%
- Height
- 90–160 cm
- Yield
- 600 g/m²
- Autoflower (fem)
GRANDADDY PURPLE × GRAPEFRUIT × AFGHAN
- Flowering
- 9 wk
- THC
- 20%
- CBD
- 0.3%
- I/S
- 80/20
Data trust
Where this row came from
- Source
- expertseedbank.com ↗
- Fields with a published source
- 6
- Fetched
- 15 Sept 2026
We never copy values between breeders. Expert Seeds's Grandaddy Purple (Auto) is not another breeder's Grandaddy Purple (Auto).
Lab data
No lab report here yet
Have a lab report for Grandaddy Purple (Auto)?
Breeders publish claims; a COA is a measurement. We cannot read them off anybody’s website — of 160 products checked, none carried one — so the only way they get here is if somebody sends one.
Same name
2 breeders sell a Grandaddy Purple (Auto)
A name is not a genetic identity. Each row is what that breeder published, on their own page.
| Breeder | Genetics | THC | Flowering | Seeds | Read from |
|---|---|---|---|---|---|
| Expert Seedsthis page | — | 21–24% | 9 wk | Autoflower (fem) | expertseedbank.com |
| Real Gorilla Seeds | Purple Urkel x Bigbud | 25–35% | 9 wk | Autoflower (fem) | realgorillaseeds.com |
Where these disagree, both are quoted correctly — the breeders disagree, not the records. Every figure links to the page it was read from.
Same catalog
