Grape Ape
Cannabis seeds
by Royal Queen Seeds
Grape Ape Auto Cannabis Seeds by Royal Queen Seeds
Grape Ape Auto is an autoflowering cannabis seed from Royal Queen Seeds that delivers thick, frosty indica flowers in just 10–11 weeks from germination. Bred from original Grape Ape and OG Kush Auto genetics, this 85% indica-dominant cultivar packs 19% THC, sweet berry and grape terpenes, and a compact growth habit that suits tight spaces. If you want dense, purple-tinged buds without babysitting a photoperiod light schedule, this is your shortcut.
Pack Sizes
Grape Ape Auto seeds come in packs of 1, 3, 5, or 10. Growing a single plant to test the genetics? The 1-seed pack keeps things low-commitment. Running a full tent? The 10-pack gives you room to select the best phenotypes and keep your canopy uniform. We'd go with the 3-pack for most home growers — enough to find a good plant, not so many you're scrambling for pots.
Grape Ape Auto Genetics and Lineage
The original Grape Ape was bred in Washington State in the early 2000s from Afghani, Mendo Purps, and Skunk #1 — a trio that gave it those unmistakable grape-candy aromas and a heavy, sedating body effect. Royal Queen Seeds crossed that classic photoperiod with OG Kush Auto to create this autoflowering version. The result keeps the flavour profile and indica weight of the original while adding ruderalis genetics for automatic flowering regardless of light cycle. According to research published in the journal Nature Plants, indica and sativa labels often don't map neatly to genetic clusters (Watts et al., 2021, PMC7815053), but in practice, Grape Ape Auto grows and smokes like a textbook indica: squat, bushy, broad-leafed, and physically relaxing.
| Specification | Detail |
|---|---|
| Seed Bank | Royal Queen Seeds |
| Genetics | Grape Ape x OG Kush Auto |
| Type | Autoflowering, feminised |
| Indica / Sativa / Ruderalis | 85% Indica |
| THC | 19% |
| Seed to Harvest | 10–11 weeks |
| Indoor Height | 70–100 cm |
| Outdoor Height | Up to 120 cm |
| Indoor Yield | 400–450 g/m² |
| Outdoor Yield | ~165 g/plant |
| Available Packs | 1, 3, 5, or 10 seeds |
Grape Ape Auto Flavour and Aroma Profile
Crack open a cured jar of Grape Ape Auto and the first thing that hits you is sweet blueberry — not subtle, not background, properly in-your-face fruit. Underneath that, there's a distinct grape-candy note that gives the strain its name, rounded out by herbal, almost earthy undertones that keep it from being one-dimensional. The smoke is smooth and thick, coating your palate with berry sweetness on the inhale and leaving a slightly spicy, kushy aftertaste on the exhale. If you've grown strains that promise fruit flavours and deliver hay, this one is a welcome change.
Research into cannabis terpene profiles has identified distinct chemotype clusters among popular cultivars. According to a study published in PLOS ONE, terpenoid composition varies significantly between strains and can be grouped into identifiable classes (Hazekamp et al., 2016, PMC5436332). Grape Ape Auto's dominant terpenes — myrcene, caryophyllene, and pinene — are consistent with its indica-heavy genetics and contribute to that sweet, earthy, slightly peppery nose.
Growing Grape Ape Auto Seeds
This is one of the more forgiving autos we've come across. Grape Ape Auto produces hardy seedlings with tightly spaced nodes, broad fan leaves, and stems thick enough that you won't need to stake them in most setups. The vegetative phase is short and vigorous — a few weeks of bushy growth before she starts stretching slightly into flower. That stretch is modest; indoor plants stay between 70 and 100 cm, which makes her a solid pick for tents as small as 60x60 cm. Outdoors, expect up to 120 cm in a sunny spot.
The real selling point is speed. Roughly 10–11 weeks after dropping the seed, you're chopping. That's seed to harvest, not flower time — the entire lifecycle. Indoor yields sit at 400–450 g/m², which is genuinely impressive for an auto this compact. Outdoors, around 165 g per plant is realistic.
Running Grape Ape Auto in a small tent? Pair her with a carbon filter and extraction fan — at 70–100 cm she'll fit under most lights, but those berry terps get loud in flower. A fabric pot in the 11–15 litre range gives the roots room without wasting soil in a container this plant will never fill.
Why Grape Ape Auto Seeds Deserve a Spot in Your Grow
Speed is the obvious draw. Eleven weeks from germination to harvest means you can run three full cycles a year indoors without breaking a sweat. But speed alone doesn't mean much if the end product is mediocre — and that's where Grape Ape Auto separates itself from the pack. At 19% THC with a terpene profile this rich, the finished flower genuinely competes with photoperiod indicas that take twice as long to produce.
The compact size is the other major advantage. Not everyone has a 120x120 cm tent or a spare bedroom. Grape Ape Auto stays under a metre indoors, which means you can grow her in a wardrobe, on a balcony, or tucked into a corner of a small tent alongside other compact autos. The yield-to-size ratio — 400–450 g/m² from plants this short — is hard to beat.
The honest limitation? She's not going to give you the same ceiling as a high-THC photoperiod strain. If you're chasing 25%+ THC numbers, you'll need to look elsewhere. But for flavour, speed, and ease of growing, Grape Ape Auto hits a sweet spot that most autos miss. Compared to something like Northern Lights Auto (another compact indica auto), Grape Ape Auto offers a more complex terpene profile and slightly higher yields, though Northern Lights tends to be even more beginner-proof.
Grape Ape Auto vs Other Indica Autos
| Trait | Grape Ape Auto (RQS) | Northern Lights Auto (RQS) | Blueberry Auto (Dutch Passion) |
|---|---|---|---|
| THC | 19% | 14% | 20% |
| Seed to Harvest | 10–11 weeks | 9–10 weeks | 9–10 weeks |
| Indoor Height | 70–100 cm | 40–80 cm | 60–100 cm |
| Indoor Yield | 400–450 g/m² | 325–375 g/m² | 350–400 g/m² |
| Dominant Flavour | Berry, grape, herbal | Earthy, sweet | Blueberry, sweet |
| Best For | Flavour chasers, compact grows | Absolute beginners, stealth grows | Berry lovers, balanced effect |
If you want the best flavour and yield combination in a compact indica auto, Grape Ape Auto is the pick. Northern Lights Auto is slightly faster and smaller — better if space is extremely tight or you've never grown before. Blueberry Auto from Dutch Passion offers comparable THC but doesn't quite match Grape Ape Auto's yield numbers indoors.
Frequently Asked Questions
How long does Grape Ape Auto take from seed to harvest?
Roughly 10–11 weeks from germination. That covers the entire lifecycle — vegetative growth and flowering combined. No light-cycle changes needed.
What yield can I expect from Grape Ape Auto indoors?
Royal Queen Seeds lists 400–450 g/m² indoors. Actual results depend on your light, nutrients, and pot size, but that range is realistic with a decent LED in a well-managed tent.
How tall does Grape Ape Auto grow?
Indoors, expect 70–100 cm. Outdoors she can reach up to 120 cm. She stays compact enough for small tents and balcony grows without much height management.
Is Grape Ape Auto suitable for beginner growers?
Yes. Her compact size, sturdy stems, and autoflowering genetics make her straightforward. Just don't overfeed — start nutrients at half strength and increase gradually. She's forgiving but not indestructible.
What does Grape Ape Auto smell and taste like?
Sweet blueberry and grape candy up front, with herbal, slightly earthy undertones. The smoke is thick and smooth. A proper two-week cure in glass jars really brings out the berry notes.
Does Grape Ape Auto need a specific light schedule?
No. As an autoflower, she'll begin flowering on her own regardless of light hours. Most growers run 18–20 hours of light per day from seed to harvest for the best results.
Can I grow Grape Ape Auto outdoors?
Absolutely. She stays under 120 cm outdoors and produces around 165 g per plant. Plant after the last frost and give her a sunny spot. The compact size makes her easy to tuck away on a balcony or in a small garden.
Last updated: April 2026
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Medical disclaimer. This content is for informational purposes only and does not constitute medical advice. Consult a qualified healthcare provider before use of any substance.