Critical Yumbolt by Delicious Seeds

Critical Yumbolt strain photo
Type 75% Indica / 25% SativaFlower ±53 daysCross Critical Bilbo × Yumbolt

A indica-leaning cross of Critical Bilbo × Yumbolt, Critical Yumbolt — released by Delicious Seeds — shows up in a lot of tents for good reason. Indoors it typically finishes flowering in around 53 days after the flip to 12/12. The environment targets below are the same stage-by-stage bands the Cultivar journal grades real Critical Yumbolt grows against.

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BreederDelicious Seeds
Type75% Indica / 25% Sativa
Flowering time±53 days
EnvironmentOutdoors
LineageCritical Bilbo × Yumbolt

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🧬 Explore the family: Critical Bilbo · Yumbolt

Ancestry Pedigree

Critical Bilbo
Clone Only Strains
Critical Mass
Mr Nice Seedbank
Afghanistan Indica
Original Strains
Skunk Nr1
The Seed Bank
Skunk Nr1
Cultivators Choice
Afghanistan Indica
Original Strains
Mexico Sativa
Original Strains
Colombia Sativa
Original Strains
Yumbolt
Sagarmatha Seeds
Humboldt
Unknown or Legendary
USA Mostly Indica
Original Strains

Growing Critical Yumbolt: 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 Critical Bilbo or Yumbolt 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.

Critical Yumbolt FAQ

How long does Critical Yumbolt take to flower?

Critical Yumbolt typically flowers in around 53 days after switching to a 12/12 light schedule. Individual phenotypes vary, so judge harvest readiness by trichome color, not the calendar.

Is Critical Yumbolt an indica or a sativa?

Critical Yumbolt is listed as 75% Indica / 25% Sativa.

What are the parents of Critical Yumbolt?

Critical Yumbolt was bred from Critical Bilbo × Yumbolt by Delicious Seeds.

What environment does Critical Yumbolt 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 Critical Yumbolt? 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.