John Sinclair Seeds
John Sinclair Seeds: all 4 strains with flowering time, lineage and grow data — flowering 55-73 days, mostly indica-leaning. Plus real grow journals.
4strains
55-73dflowering
2 indica · 1 sativa · 1 hybridtype split
4run outdoors
🌿 Growing John Sinclair Seeds genetics? Start a free journal →
| STRAIN | TYPE | FLOWERING | LINEAGE |
|---|---|---|---|
| Amsterdam | mostly indica | ±60 days | Skunk |
| Trans-Love | mostly sativa | ±73 days | Sativa × Sativa |
| Viper | mostly indica | ±58 days | Indica × Indica |
| White Panther | indica/sativa | ±55 days | White Panther |
Track your own grow free — the journal grades your environment against these bands →
Get the one-page grow reference card
VPD, pH by medium, deficiency symptoms and dry/cure targets on a single printable page. Free — plus the occasional grow-data breakdown. No spam, unsubscribe in one click.