High Voltage Fast by High Speed Buds
High Voltage Fast, from breeder High Speed Buds, is an indica-leaning strain descended from High Voltage Auto × Grape Stomper BX2. Indoors it typically finishes flowering in around 49 days after the flip to 12/12. The environment targets below are the same stage-by-stage bands the Cultivar journal grades real High Voltage Fast grows against.
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Similar strains
| Breeder | High Speed Buds |
|---|---|
| Type | ruderalis/indica/sativa |
| Flowering time | ±49 days |
| Environment | Outdoors |
| Lineage | High Voltage Auto × Grape Stomper BX2 |
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🧬 Explore the family: High Voltage Auto · Grape Stomper BX2
Ancestry Pedigree
High Speed Buds
Gage Green Genetics
Mephisto Genetics
Clone Only Strains
Super Sativa Seed Club
Cultivators Choice
Original Strains
Original Strains
Original Strains
Original Strains
Mephisto Genetics
Unknown or Legendary
Original Strains
BOG Seeds
BOG Seeds
BOG Seeds
White Label
TH Seeds
Unknown or Legendary
Original Strains
Serious Seeds
TH Seeds
BOG Seeds
BOG Seeds
BOG Seeds
The Seed Bank
Original Strains
Gage Green Genetics
Gage Green Genetics
Clone Only Strains
Clone Only Strains
Original Strains
Original Strains
Clone Only Strains
Clone Only Strains
Clone Only Strains
Original Strains
Unknown or Legendary
Original Strains
Unknown or Legendary
Unknown or Legendary
Unknown or Legendary
Unknown or Legendary
Sensi Seeds
Sensi Seeds
The Seed Bank
Cultivators Choice
Original Strains
Unknown or Legendary
Unknown or Legendary
Unknown or Legendary
Unknown or Legendary
Cultivators Choice
Unknown or Legendary
Gage Green Genetics
Gage Green Genetics
Clone Only Strains
Growing High Voltage Fast: what to expect
As an indica-leaning plant, expect a modest stretch after the flip (roughly 50–100%) and dense bud structure — which makes late-flower humidity discipline the main risk: keep RH in the 40s once buds fatten to stay ahead of mold. Growers familiar with High Voltage Auto or Grape Stomper BX2 will recognize much of its behavior. Whatever the listing says, the cut in YOUR tent is the ground truth: log feedings, readings, and photos, and let the trends — not the label — drive decisions.
High Voltage Fast FAQ
How long does High Voltage Fast take to flower?
High Voltage Fast typically flowers in around 49 days after switching to a 12/12 light schedule. Individual phenotypes vary, so judge harvest readiness by trichome color, not the calendar.
Is High Voltage Fast an indica or a sativa?
High Voltage Fast is listed as ruderalis/indica/sativa.
What are the parents of High Voltage Fast?
High Voltage Fast was bred from High Voltage Auto × Grape Stomper BX2 by High Speed Buds.
What environment does High Voltage Fast like?
Standard cannabis bands work well: VPD 0.8–1.1 kPa in veg and 1.0–1.4 kPa in flower, with humidity stepping down from 65–75% as a seedling to 40–50% in late flower. See the stage-by-stage table on this page.
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