Humboldt Seed Organization Seeds From the Emerald Triangle

The mix-up we get asked about most: Humboldt Seed Organization and Humboldt Seed Company are two separate breeders, both working out of the same corner of Northern California. Everything on this page is HSO, and nothing else sneaks in. If you typed "humboldt county seeds" or "humboldt seed org" and ended up here, you're in the right spot, you just can't treat the two names as one brand.

Humboldt County Roots, Not Just a Postcode on the Pack

Humboldt County sits in the Emerald Triangle, the bit of California that's been breeding outdoor cannabis for decades. HSO's reputation comes from phenotype hunts, growing out big populations of one cross and keeping only the plants worth naming. Green Crack 2.0 is the clearest example on this shelf: Skunk #1 crossed with a pure Afghani, then selected until it became the strain commercial growers in California actually run. The rest of our cannabis seeds range covers plenty of European breeders, but this is the Cali corner.

THC Numbers, and the CBD Ones We Don't Have

Green Crack 2.0 sits at 18% THC. Dedoverde Haze runs 18-24%, which is why it's not the one to hand a first-timer. Watch out for the gap here: HSO publishes THC figures on these strains but not CBD percentages, so treat the whole shelf as THC-forward and don't buy one expecting a CBD-heavy smoke.

Photoperiods that fill a tent

OG Kush is the piney, lemony one, that citrus snap is limonene showing up in the jar the second you crack it. Blueberry Headband flowers in roughly 60 days and hits 3m outdoors, so measure your space before you germinate. Chocolate Mint OG 2.0 comes from the 90s Emerald OG cutting crossed with Granddaddy Purple, and tastes like chocolate and mint over classic OG dank. Lemon Citron and Banana Sapphire cover the fruitier end.

Autos for a quick turnaround

OG Kush Auto stretches to around 1.2m with long internodes, so stake her early. Chem-Bomb Auto goes the other way: 65% indica, bushy, flowering after about 30 days and finished in roughly 70. Pineapple Chem Auto is the fruity alternative if petrol and pine aren't your thing.

Damp British Autumns and the Botrytis Question

HSO doesn't publish mould or botrytis resistance ratings, so nobody can promise you a bud rot free September in a UK garden. What we do know: Blueberry Headband is described as extremely resilient, and Chem-Bomb Auto shrugs off pests and temperature swings. Outdoors or in a greenhouse, an auto that finishes in 70 days beats a 10 week Haze like Dedoverde Haze, which won't be ready until the second half of October.

Cup Wins, Hype, and What's Worth Judging

OG Kush earned its spot in the cannabis hall of fame long before anyone was counting trophies, and HSO strains get talked up on competition pedigree all the time. We don't flag cup wins on these product pages, so judge on the specs that change your grow: flowering time, indoor yield, and height. Green Crack 2.0's 60-65 days indoors and around 500g/m2 tells you more than any medal would.

Keeping Seeds Alive Until You're Ready

Store your seeds cool, dark, and dry, ideally in a sealed container in the fridge rather than a warm windowsill. Germinate in damp kitchen roll or straight into moist soil, keep them around 20-25C, and don't let the medium dry out. First HSO pack? Take Green Crack 2.0. Fast flowering, fruity pineapple and mango on the nose, and forgiving enough that one wobbly week won't cost you the run.