ChloroFileNorthern Light
Indica variety from BulkSeedBank, flowering in 6-7 wks. Reference data for planning a grow, not a measurement of your plant.
Catalogue data last updated 17 October 2026.
15 breeders sell Northern Light
BulkSeedBank is one of them. Photoperiod versions finish anywhere from week 6 to week 12. Compare every version side by side.
Where it came from
| Lineage | Thai landrace x Afghani |
Schedule and VPD targets
Vapour pressure deficit targets by stage, measured from leaf temperature rather than air temperature. The same bands ChloroFile charts against.
| Stage | When | VPD target |
|---|---|---|
| Seedling | Weeks 1-2 | 0.4 - 0.8 kPa |
| Vegetative | Until you flip | 0.8 - 1.2 kPa |
| Early flower | Flower weeks 1-3 | 1.0 - 1.5 kPa |
| Late flower | Flower weeks 4-7 | 1.2 - 1.6 kPa |
Counting from the flip, expect to harvest between week 6 and week 7.
Where to look next
Grouped by how each one is related to this variety rather than ranked into a single list, because those are different questions.
Crosses made from this
Varieties that name this one as a parent.
- Kera Classic Auto - NLX Diamond AutoKeraseeds
- Big BangGreen House Seed Co.
- Shining Silver HazeRoyal Queen Seeds
- Shaman's HighDe Sjamaan Seeds
Also close in the catalogue
From the older ranking, which puts shared parentage first and then breeder and cultivar family, without recording which of them applied.
- Northern LightNirvana
- Northern LightVictory Seeds
Track one of these
ChloroFile carries this whole reference offline. Pick a variety when you add a plant and it fills in the type, seed type, and flowering window, then logs what actually happened against it.