Blueberry Muffin by Humboldt Seed Company

Blueberry Muffin strain photo
Type mostly indicaFlower ±45 daysCross Purple Panty Dropper × Razzleberry Kush

Every now and then, a modern strain drops that actually lives up to the hype, and Blueberry Muffin from Humboldt Seed Company is absolutely one of them. While everybody else was chasing generic Gelato and Cake crosses, the crew at HSC was doing massive pheno hunts up in Northern California to stabilize this cross of Razzleberry and Purple Panty Dropper. They nailed it. This isn't one of those strains where you have to squint and use your imagination to find the terps. When you crack a jar of this, it literally smells like a tray of freshly baked blueberry muffins just came out of the oven. It's almost unsettling how accurate the pastry and sweet berry aromas are.

What really makes Blueberry Muffin a staple in the grower community is the ridiculous stability of the genetics. You can pop a ten-pack of seeds and end up with ten nearly identical plants. Sure, if you pheno-hunt hard enough you might find one that leans a little more gassy or woody, but the vast majority give you that absolute 'keeper' bakery-sweet profile. The plants grow with aggressive vigor, throwing out wide, bushy branches that practically beg you to throw a SCROG net over them. Once they flip into flower, they stack up dense, frosty nugs that fade out with gorgeous blue and purple undertones against dark green sugar leaves.

From a cultivation standpoint, she’s a dream because she finishes insanely fast. You can chop her in 45 to 50 days indoors, making her a lifesaver for outdoor growers trying to beat the October rains. The high is exactly what you want from an all-day indica leaner. It doesn't put you in the dirt or lock you to the couch. Instead, you get this warm, mellow body melt combined with an upbeat, stress-free head high. It's the perfect smoke for sitting on the porch with a cup of coffee, and easily one of the most reliable, enjoyable runs you can put in your garden right now.

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Similar strains

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BreederHumboldt Seed Company
Typemostly indica
Flowering time±45 days
EnvironmentOutdoors, Greenhouse
LineagePurple Panty Dropper × Razzleberry Kush
DescendantsBlue Slide Plant, Pineapple Muffin, Zour Muffin, Purple Mountain Majesty, Well Rounded Breakfast, Blueberry Muffin Pucker, Hi-Biscus, X Æ B-M04, Morning Muffin, Blueberry Muffin Bubba Kush, Cremé De La Blue, Blood Orange Amethyst

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🧬 Explore the family: Purple Panty Dropper · Razzleberry Kush · Blue Slide Plant · Pineapple Muffin · Zour Muffin · Purple Mountain Majesty · Well Rounded Breakfast · Blueberry Muffin Pucker · Hi-Biscus · X Æ B-M04

Ancestry Pedigree

Purple Panty Dropper
Humboldt Seed Company
Matanuska Mint
Sagarmatha Seeds
Matanuska Tundra
Sagarmatha Seeds
Matanuska Thunderfuck
Unknown or Legendary
Indica
Original Strains
Grey Mist
Unknown or Legendary
Indica
Original Strains
Oregon Grape
Clone Only Strains
AK47
Serious Seeds
Colombia Sativa
Original Strains
Mexico Sativa
Original Strains
Thailand Sativa
Original Strains
Afghanistan Indica
Original Strains
White Widow
Unknown or Legendary
White Widow
De Sjamaan
Brazil Sativa
Original Strains
India Indica
Original Strains
Purple Haze
Unknown or Legendary
Haze
Unknown or Legendary
Colombia Sativa
Original Strains
Colombia Sativa
Original Strains
Colombia Sativa
Original Strains
Razzleberry Kush
Unknown or Legendary
Raspberry Kush
Unknown or Legendary
Indica
Original Strains
Purple Kush
Clone Only Strains
Hindu Kush Indica
Original Strains
Afghanistan Indica
Original Strains

Growing Blueberry Muffin: 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 Purple Panty Dropper or Razzleberry Kush 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.

Blueberry Muffin FAQ

How long does Blueberry Muffin take to flower?

Blueberry Muffin typically flowers in around 45 days after switching to a 12/12 light schedule. Individual phenotypes vary, so judge harvest readiness by trichome color, not the calendar.

Is Blueberry Muffin an indica or a sativa?

Blueberry Muffin is listed as mostly indica.

What are the parents of Blueberry Muffin?

Blueberry Muffin was bred from Purple Panty Dropper × Razzleberry Kush by Humboldt Seed Company.

What environment does Blueberry Muffin 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 Blueberry Muffin? 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.