Dr. Greenthumb - Columbian Skies by Dr Greenthumb
Dr. Greenthumb - Columbian Skies is a hybrid cannabis strain from Dr Greenthumb, bred by crossing UBC Chemo × Colombia Sativa. The environment targets below are the same stage-by-stage bands the Cultivar journal grades real Dr. Greenthumb - Columbian Skies grows against.
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Similar strains
| Breeder | Dr Greenthumb |
|---|---|
| Lineage | UBC Chemo × Colombia Sativa |
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🧬 Explore the family: UBC Chemo · Colombia Sativa
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Original Strains
Growing Dr. Greenthumb - Columbian Skies: what to expect
As a hybrid, expect a moderate stretch after the flip (around 100%) — but watch the plant, not the label: phenotypes within Dr. Greenthumb - Columbian Skies can lean either direction. Growers familiar with UBC Chemo or Colombia Sativa 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.
Dr. Greenthumb - Columbian Skies FAQ
Is Dr. Greenthumb - Columbian Skies an indica or a sativa?
The breeder doesn't specify — treat it as a hybrid and read the plant.
What are the parents of Dr. Greenthumb - Columbian Skies?
Dr. Greenthumb - Columbian Skies was bred from UBC Chemo × Colombia Sativa by Dr Greenthumb.
What environment does Dr. Greenthumb - Columbian Skies 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 Dr. Greenthumb - Columbian Skies? A structured journal — with your feedings, readings, and photos — is how you find what THIS cut actually wants.
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