White Panther by John Sinclair Seeds

White Panther strain photo
Type indica/sativaFlower ±55 daysCross White Panther

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Bred by John Sinclair Seeds from White Panther, White Panther is an indica-leaning cannabis variety. Indoors it typically finishes flowering in around 55 days after the flip to 12/12. The environment targets below are the same stage-by-stage bands the Cultivar journal grades real White Panther grows against.

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BreederJohn Sinclair Seeds
Typeindica/sativa
Flowering time±55 days
EnvironmentOutdoors
LineageWhite Panther

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Ancestry Pedigree

Growing White Panther: 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 White Panther 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.

White Panther FAQ

How long does White Panther take to flower?

White Panther 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 White Panther an indica or a sativa?

White Panther is listed as indica/sativa.

What are the parents of White Panther?

White Panther was bred from White Panther by John Sinclair Seeds.

What environment does White Panther 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 White Panther? 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.