Blue Rhino by Positronics

Blue Rhino strain photo
Type mostly indicaFlower ±60 daysTHC 16%Cross Blueberry × White Rhino

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Growers reach for Blue Rhino as an indica-leaning option, a cross of Blueberry × White Rhino out of Positronics. Indoors it typically finishes flowering in around 60 days after the flip to 12/12. Reported THC is 16% with CBD at 1.9%. The environment targets below are the same stage-by-stage bands the Cultivar journal grades real Blue Rhino grows against.

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Similar strains

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BreederPositronics
Typemostly indica
Flowering time±60 days
THC16%
CBD1.9%
EnvironmentOutdoors
LineageBlueberry × White Rhino
DescendantsSticky Dream, Blue Sky 99%, Blue Kripple, Dane's White Pine Apple

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🧬 Explore the family: Blueberry · White Rhino · Sticky Dream · Blue Sky 99% · Blue Kripple · Dane's White Pine Apple

Ancestry Pedigree

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
White Rhino
Green House Seeds
White Widow
Green House Seeds
White Widow
De Sjamaan
Brazil Sativa
Original Strains
India Indica
Original Strains
Afghanistan Indica
Original Strains

Growing Blue Rhino: 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 Blueberry or White Rhino 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.

Blue Rhino FAQ

How long does Blue Rhino take to flower?

Blue Rhino typically flowers in around 60 days after switching to a 12/12 light schedule. Individual phenotypes vary, so judge harvest readiness by trichome color, not the calendar.

Is Blue Rhino an indica or a sativa?

Blue Rhino is listed as mostly indica.

What are the parents of Blue Rhino?

Blue Rhino was bred from Blueberry × White Rhino by Positronics.

How strong is Blue Rhino?

Reported THC for Blue Rhino is 16% and CBD 1.9%. Actual potency depends heavily on environment, harvest ripeness, and cure quality.

What environment does Blue Rhino 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 Blue Rhino? 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.