Blueberry 99 by Greenbud Seeds

Blueberry 99 strain photo
Type mostly sativaFlower ±55 daysTHC 21 %Cross Cinderella 99 × Blueberry

A sativa-leaning cross of Cinderella 99 × Blueberry, Blueberry 99 — released by Greenbud Seeds — shows up in a lot of tents for good reason. Indoors it typically finishes flowering in around 55 days after the flip to 12/12. Reported THC is 21 %. The environment targets below are the same stage-by-stage bands the Cultivar journal grades real Blueberry 99 grows against.

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BreederGreenbud Seeds
Typemostly sativa
Flowering time±55 days
THC21 %
EnvironmentOutdoors, Greenhouse
LineageCinderella 99 × Blueberry

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🧬 Explore the family: Cinderella 99 · Blueberry

Ancestry Pedigree

Cinderella 99
Brothers Grimm
Princess
Unknown or Legendary
Jack Herer
Sensi Seeds
Northern Lights Nr5
The Seed Bank
USA Mostly Indica
Original Strains
Original Haze
Cultivators Choice
Haze
Unknown or Legendary
Mexico Sativa
Original Strains
Colombia Sativa
Original Strains
Thailand Sativa
Original Strains
India Sativa
Original Strains
Unknown Strain
Original Strains
P94
Unknown or Legendary
Princess
Unknown or Legendary
Cinderella 88
Unknown or Legendary
Princess
Unknown or Legendary
P75
Unknown or Legendary
Princess
Unknown or Legendary
P50
Unknown or Legendary
Princess
Unknown or Legendary
Shiva Skunk
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
Afghanistan Indica
Original Strains
HTAF
Unknown or Legendary
Thailand Sativa
Original Strains
Afghani
Unknown or Legendary

Growing Blueberry 99: what to expect

As a sativa-leaning plant, plan for a big stretch after the flip (often 100–200%) — flip earlier than feels natural and keep training options ready. Sativa-leaning plants also generally prefer a lighter feed than heavy indicas. Growers familiar with Cinderella 99 or Blueberry 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.

Blueberry 99 FAQ

How long does Blueberry 99 take to flower?

Blueberry 99 typically flowers in around 55 days after switching to a 12/12 light schedule. Individual phenotypes vary, so judge harvest readiness by trichome color, not the calendar.

Is Blueberry 99 an indica or a sativa?

Blueberry 99 is listed as mostly sativa.

What are the parents of Blueberry 99?

Blueberry 99 was bred from Cinderella 99 × Blueberry by Greenbud Seeds.

How strong is Blueberry 99?

Reported THC for Blueberry 99 is 21 %. Actual potency depends heavily on environment, harvest ripeness, and cure quality.

What environment does Blueberry 99 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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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.