Apollo 11 by Brothers Grimm
If you were flipping through seed catalogs back in the late 90s, you probably remember the sheer hype around Brothers Grimm dropping Apollo 11. MrSoul really caught lightning in a bottle with this one. He took that legendary 'Genius' clone—which was basically a Jack Herer derivative that hit like a shot of pure espresso—and hit her with pollen from his Cinderella 99 male. The goal was to lock down that blistering sativa head-stash effect but keep the flowering time short and the structure bushy. And man, did he nail it. It became an absolute staple for indoor growers who wanted killer daytime smoke without wrestling a ceiling-scraping equatorial sativa for 14 weeks.
In the garden, Apollo 11 is notoriously fast, usually wrapping up in about 55 to 63 days of flower. Growers running Sea of Green or SCROG setups treat this cut like royalty because of its incredible calyx-to-leaf ratio. You're barely trimming anything come harvest time. Some phenotypes lean hard towards the Genius mother, staying compact and throwing off sharp, astringent lemon aromas, while others show more of that C99 stretch and drop heavy hints of tropical fruit. The buds themselves are rock-hard and coated in so much resin that old heads literally used to call it 'baby seal fur'. It's just a frosty, trichome-encrusted beast that handles nutrients like a champ.
When you finally get to spark it, expect a full-on tropical explosion. You get hits of overripe grapefruit, sour lemon, and occasionally some weird but amazing pineapple gummy bear terps. But the real reason we keep talking about Apollo 11 is the high. This isn't one of those modern couch-lock bangers that melts your face and ruins your afternoon. It's a clear-headed, zooming cerebral rush that gets you up and moving. A buddy of mine on the forums used to say it was his 'house-cleaning weed' because one bowl would have him reorganizing his entire garage. It clocks in around 16-22% THC, proving you don't need exaggerated 30% lab numbers to create an absolute classic that just makes you feel good.
🌿 Start a Apollo 11 journal — free →
Similar strains
| Breeder | Brothers Grimm |
|---|---|
| Type | mostly indica |
| Flowering time | ±59 days |
| Environment | Indoors |
| Lineage | Genius × Cinderella 99 |
| Descendants | Blue Rocket, Apollo Kush, Reservoir Seeds - Apollo Mist, AlaDin, Apollo 11 G4, Pagoda, Apollo 11 Genius Pheno, Apollo XX |
🌱 Get Apollo 11 seeds →
Affiliate link — supports Cultivar at no cost to you.
🧬 Explore the family: Genius · Cinderella 99 · Blue Rocket · Apollo Kush · Reservoir Seeds - Apollo Mist · AlaDin · Apollo 11 G4 · Pagoda · Apollo 11 Genius Pheno · Apollo XX
Ancestry Pedigree
Unknown or Legendary
Sensi Seeds
Brothers Grimm
Unknown or Legendary
Sensi Seeds
The Seed Bank
Original Strains
Cultivators Choice
Unknown or Legendary
Original Strains
Original Strains
Original Strains
Original Strains
Original Strains
Unknown or Legendary
Unknown or Legendary
Unknown or Legendary
Unknown or Legendary
Unknown or Legendary
Unknown or Legendary
Unknown or Legendary
Unknown or Legendary
Sensi Seeds
Growing Apollo 11: 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 Genius or Cinderella 99 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.
Apollo 11 FAQ
How long does Apollo 11 take to flower?
Apollo 11 typically flowers in around 59 days after switching to a 12/12 light schedule. Individual phenotypes vary, so judge harvest readiness by trichome color, not the calendar.
Is Apollo 11 an indica or a sativa?
Apollo 11 is listed as mostly indica.
What are the parents of Apollo 11?
Apollo 11 was bred from Genius × Cinderella 99 by Brothers Grimm.
What environment does Apollo 11 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.
📷 Growing Apollo 11 and something looks off? Free AI photo diagnosis →
Facts compiled from public breeder listings. Growing Apollo 11? A structured journal — with your feedings, readings, and photos — is how you find what THIS cut actually wants.
Track your own grow free — the journal grades your environment against these bands →
Get the one-page grow reference card
VPD, pH by medium, deficiency symptoms and dry/cure targets on a single printable page. Free — plus the occasional grow-data breakdown. No spam, unsubscribe in one click.