Ambulance by 303 Seeds

Ambulance strain photo
Type indica/sativaFlower ±63 daysCross Bio-Diesel × Z7

Ambulance lands on the indica-leaning side of the spectrum, 303 Seeds's take on the Bio-Diesel × Z7 line. Indoors it typically finishes flowering in around 63 days after the flip to 12/12. The environment targets below are the same stage-by-stage bands the Cultivar journal grades real Ambulance grows against.

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Breeder303 Seeds
Typeindica/sativa
Flowering time±63 days
EnvironmentOutdoors
LineageBio-Diesel × Z7
DescendantsGoodwill's Gift

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🧬 Explore the family: Bio-Diesel · Z7 · Goodwill's Gift

Ancestry Pedigree

Bio-Diesel
303 Seeds
Sensi Star
Paradise Seeds
Mostly Indica
Original Strains
Original Diesel
Unknown or Legendary
MassSuperSkunk
Unknown or Legendary
Super Skunk
Sensi Seeds
Skunk Nr1
Sensi Seeds
Skunk Nr1
The Seed Bank
Skunk Nr1
Cultivators Choice
Afghanistan Indica
Original Strains
Chem Dawg
Unknown or Legendary
Indica
Original Strains
Z7
CBD Crew
Afghanistan Indica
Original Strains
Cannatonic
Resin Seeds
Juanita la Lagrimosa
Reggae Seeds
Queen Mother
Delicatessen
Sativa
Original Strains
Congo Sativa
Original Strains
Congo Sativa
Original Strains
La Reunion Sativa
Original Strains
NYC Diesel
Soma Seeds

Growing Ambulance: 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 Bio-Diesel or Z7 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.

Ambulance FAQ

How long does Ambulance take to flower?

Ambulance typically flowers in around 63 days after switching to a 12/12 light schedule. Individual phenotypes vary, so judge harvest readiness by trichome color, not the calendar.

Is Ambulance an indica or a sativa?

Ambulance is listed as indica/sativa.

What are the parents of Ambulance?

Ambulance was bred from Bio-Diesel × Z7 by 303 Seeds.

What environment does Ambulance 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 Ambulance? 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.