Sour Blue Cheese by The Fire Department

Sour Blue Cheese strain photo
Type indica/sativaFlower ±50 daysCross Original Sour Diesel × Blue Cheese

Sour Blue Cheese is an indica-leaning cannabis strain from The Fire Department, bred by crossing Original Sour Diesel × Blue Cheese. Indoors it typically finishes flowering in around 50 days after the flip to 12/12. The environment targets below are the same stage-by-stage bands the Cultivar journal grades real Sour Blue Cheese grows against.

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Similar strains

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BreederThe Fire Department
Typeindica/sativa
Flowering time±50 days
EnvironmentOutdoors, Greenhouse
LineageOriginal Sour Diesel × Blue Cheese
DescendantsWeekend at Bernie's

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🧬 Explore the family: Original Sour Diesel · Blue Cheese · Weekend at Bernie's

Ancestry Pedigree

Original Sour Diesel
The Cali Connection
Sour Diesel
Unknown or Legendary
Original Diesel
Unknown or Legendary
MassSuperSkunk
Unknown or Legendary
Super Skunk
Sensi Seeds
Skunk Nr1
Sensi Seeds
Skunk Nr1
The Seed Bank
Skunk Nr1
Cultivators Choice
Afghanistan Indica
Original Strains
Mexico Sativa
Original Strains
Afghanistan Indica
Original Strains
Chemdog
Unknown or Legendary
Indica Sativa
Original Strains
DNL
Unknown or Legendary
RFK
Unknown or Legendary
Skunk
Unknown or Legendary
Skunk Nr1
Cultivators Choice
Northern Lights
Unknown or Legendary
Purest Indica
Clone Only Strains
Sour OG
The Cali Connection
Sour Diesel
Unknown or Legendary
SFV OG Kush
The Cali Connection
SFV OG
Clone Only Strains
OG Kush
Clone Only Strains
Unknown Strain
Original Strains
Hindu Kush Indica
Original Strains
Afghani Nr1
Sensi Seeds
Afghanistan Indica
Original Strains
Afghanistan Indica
Original Strains
Blue Cheese
The Fire Department
Cheese
Clone Only Strains
Skunk Nr1
Sensi Seeds
Blueberry
DJ Short
Blueberry Line
Unknown or Legendary
Temple Flo
DJ Short
Floral Line
Unknown or Legendary
Purple Thai
Unknown or Legendary
Highland Oxacan Gold
Unknown or Legendary
Mexico Sativa
Original Strains
Chocolate Thai
Unknown or Legendary
Thailand Sativa
Original Strains
Afghani
Unknown or Legendary
HTAF
Unknown or Legendary
Thailand Sativa
Original Strains
Afghani
Unknown or Legendary

Growing Sour Blue Cheese: 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 Original Sour Diesel or Blue Cheese 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.

Sour Blue Cheese FAQ

How long does Sour Blue Cheese take to flower?

Sour Blue Cheese typically flowers in around 50 days after switching to a 12/12 light schedule. Individual phenotypes vary, so judge harvest readiness by trichome color, not the calendar.

Is Sour Blue Cheese an indica or a sativa?

Sour Blue Cheese is listed as indica/sativa.

What are the parents of Sour Blue Cheese?

Sour Blue Cheese was bred from Original Sour Diesel × Blue Cheese by The Fire Department.

What environment does Sour Blue Cheese 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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Facts compiled from public breeder listings. Growing Sour Blue Cheese? A structured journal — with your feedings, readings, and photos — is how you find what THIS cut actually wants.

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Published by Cultivar (logmygrow.com), a structured grow journal. These reference bands are the same ones the app grades real grows against. Free to cite with a link. Some outbound product links are affiliate links — see disclosures.