Blue Magoo by Clone Only Strains

Type mostly indicaCross Blueberry × Williams Wonder

Don't ever confuse this with "Blue Goo." Blue Magoo is an elite, clone-only legend that emerged from the Oregon underground scene way back in the mid-90s. The true lineage is a cross of a DJ Short Blueberry mother hit with pollen from a William’s Wonder F2 (sometimes known as Major League Bud). It’s one of those heirloom cuts that almost faded into obscurity before breeders like Dynasty Seeds stepped in to preserve the line through rigorous backcrossing. The original clone has this incredibly unique, incense-like berry aroma that you just don't find in modern commercial poly-hybrids.

In the dirt, the Magoo has a wild, vine-like structure that throws a lot of growers off. She exhibits this bizarre zigzagging branching pattern and stretches a bit more than you'd expect from a heavy indica hybrid. Because the buds get so incredibly dense and heavy, you absolutely have to trellis or stake her up early on, or she'll snap her own branches under the weight. Old heads will tell you she demands a true organic living soil setup to really pull out that complex terpene profile. If you run heavy synthetic salts and don't flush properly, the flavor can mutate into something harsh and chemically floral. Treat her right, and she finishes with gorgeous dark green foliage, occasional deep blue hues, and buds caked in greasy resin.

The smoke is where Blue Magoo really shines as a therapeutic powerhouse. When properly grown in organics, the flavor is a rich, mouth-coating blend of sweet blueberries, floral incense, and old-school hash. It's incredibly potent, but instead of the racing anxiety you get from modern hype weed, it delivers a deeply warm, heady euphoria that gently transitions into heavy physical relief. It's a godsend for nerve pain or insomnia. It’s the kind of smoke that forces you to sit down, turn off your brain, and just exist for a few hours.

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Similar strains

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BreederClone Only Strains
Typemostly indica
EnvironmentIndoors, Outdoors
LineageBlueberry × Williams Wonder
DescendantsUncles Magoo, Blue Heron, Staykeyed Seeds - Knight Rider, Bluniverse, Mr. Magoo, Blue Thumbprint, Coca Berries, Ziggy Star Dust, Sacajawea, Blue Magoo Bx2, Alphakronik Genes - Gobbilygoo, Blue Tooth

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🧬 Explore the family: Blueberry · Williams Wonder · Uncles Magoo · Blue Heron · Staykeyed Seeds - Knight Rider · Bluniverse · Mr. Magoo · Blue Thumbprint · Coca Berries · Ziggy Star Dust

Ancestry Pedigree

Blueberry
DJ Short
Blueberry Line
Unknown or Legendary
Temple Flo
DJ Short
Floral Line
Unknown or Legendary
Purple Thai
Unknown or Legendary
Highland Oxacan Gold
Unknown or Legendary
Mexico Sativa
Original Strains
Chocolate Thai
Unknown or Legendary
Thailand Sativa
Original Strains
Afghani
Unknown or Legendary
Afghanistan Indica
Original Strains
HTAF
Unknown or Legendary
Thailand Sativa
Original Strains
Afghani
Unknown or Legendary
Williams Wonder
Super Sativa Seed Club
Indica
Original Strains

Growing Blue Magoo: 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 Blueberry or Williams Wonder 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.

Blue Magoo FAQ

Is Blue Magoo an indica or a sativa?

Blue Magoo is listed as mostly indica.

What are the parents of Blue Magoo?

Blue Magoo was bred from Blueberry × Williams Wonder by Clone Only Strains.

What environment does Blue Magoo 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.