Auto Chronical by Bulk Seed Bank

Auto Chronical strain photo
Type ruderalis/indica/sativa · autoFlower ±75 daysTHC 11.9%Cross Chronic Ryder

Bred by Bulk Seed Bank from Chronic Ryder, Auto Chronical is an autoflowering cannabis variety. Indoors it typically finishes flowering in around 75 days from sprout. Reported THC is 11.9% with CBD at 0.1%. The environment targets below are the same stage-by-stage bands the Cultivar journal grades real Auto Chronical grows against.

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BreederBulk Seed Bank
Typeruderalis/indica/sativa
Flowering time±75 days
THC11.9%
CBD0.1%
EnvironmentOutdoors
LineageChronic Ryder

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Autoflower note: runs on age, not light schedule — see the week-by-week autoflower schedule.

🧬 Explore the family: Chronic Ryder

Ancestry Pedigree

Chronic Ryder
Doctors Choice
Chronic
Serious Seeds
Skunk
Unknown or Legendary
Skunk Nr1
Cultivators Choice
Afghanistan Indica
Original Strains
Mexico Sativa
Original Strains
Nothern Lights
Sensi Seeds
AK47
Serious Seeds
Colombia Sativa
Original Strains
Mexico Sativa
Original Strains
Thailand Sativa
Original Strains
Afghanistan Indica
Original Strains
Lowryder Nr2
Joint Doctor
Santa Maria
No Mercy Supply
Santa Maria
Unknown or Legendary
Brazil Sativa
Original Strains
Santa Maria F1-X
Unknown or Legendary
Silver Pearl
Sensi Seeds
Silver Pearl
The Seed Bank
Early Skunk SK1 EP EP
The Seed Bank
Skunk Nr1
The Seed Bank
Skunk Nr1
Cultivators Choice
Early Pearl
The Seed Bank
Northern Lights Nr5
The Seed Bank
Santa Maria
Unknown or Legendary
Lowryder
Joint Doctor
Williams Wonder
Super Sativa Seed Club
Indica
Original Strains
Northern Lights Nr2
The Seed Bank
Mexico Ruderalis
Original Strains

Growing Auto Chronical: what to expect

Because Auto Chronical is an autoflower it runs on age, not photoperiod: keep it under 18–20 hours of light from sprout to harvest, start in its final pot, and go easy on training after week 3 — autos never pause to recover. Growers familiar with Chronic Ryder 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.

Auto Chronical FAQ

How long does Auto Chronical take to flower?

Auto Chronical typically flowers in around 75 days from sprout (autoflower — no light-schedule flip needed). Individual phenotypes vary, so judge harvest readiness by trichome color, not the calendar.

Is Auto Chronical an indica or a sativa?

Auto Chronical is listed as ruderalis/indica/sativa (autoflowering).

What are the parents of Auto Chronical?

Auto Chronical was bred from Chronic Ryder by Bulk Seed Bank.

How strong is Auto Chronical?

Reported THC for Auto Chronical is 11.9% and CBD 0.1%. Actual potency depends heavily on environment, harvest ripeness, and cure quality.

What environment does Auto Chronical 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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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.