Growing Jack 47
What's published about growing Jack 47. Figures vary by breeder and setup.
| Flowering time | 8–10 weeks (~56–70 days) |
|---|---|
| Harvest window | End of Oct. |
| Breeder | Sweet Seeds |
| Lineage | Jack Herer × AK-47 |
Photoperiod cuts typically finish flowering in 8–10 weeks (~56–70 days) under indoor or greenhouse lighting.
General growing guides
These apply to any strain, including Jack 47.
How to train autoflowers safely
Autoflowers run on their own clock, so train gently and early. Bending and tucking leaves is…
Defoliation and lollipopping: what to remove and what to leave
Remove leaves or weak growth for a clear reason, while keeping healthy foliage that supports the…
SCROG or SOG: which canopy method?
SCROG spreads one to a few plants across a net over a longer growing time. SOG…