Mimosa Lemon Auto
Cannabis seeds
by Expert Seeds
Mimosa Lemon Auto Cannabis Seeds
Mimosa Lemon Auto is an autoflowering sativa-dominant hybrid from Expert Seeds that crosses Purple Punch with an autoflowering Tangie — delivering 24% THC and a citrus-berry flavour profile in just 9 weeks from seed. If you've ever dismissed autoflowers as underpowered, this one will change your mind.
Pack Sizes
| Pack | Seeds | SKU |
|---|---|---|
| 3-pack | 3 feminised seeds | CSEX0047 |
| 5-pack | 5 feminised seeds | CSEX0078 |
Go with the 5-pack if you want to select the strongest phenotypes. Three seeds is enough for a single run if space is tight.
Specifications
| Spec | Value |
|---|---|
| Seed Bank | Expert Seeds |
| Genetics | Purple Punch x Tangie Auto |
| Type | Autoflowering Feminised |
| Dominance | Sativa-dominant hybrid |
| THC | 24% |
| CBD | Approx. 1% |
| Seed to Harvest | 9 weeks |
| Height | 80-100cm |
| Indoor Yield | Up to 450g/m² |
| Outdoor Yield | Up to 300g/plant |
| Flavour Profile | Berry, citrus, tangerine |
| Growing Difficulty | Easy to moderate |
Running autoflowers indoors? Pair these seeds with a complete grow tent kit — fan, filter, and lighting sorted in one go. If you're after a contrasting evening strain to complement this daytime variety, have a look at an indica-dominant auto like Northern Lights Auto. For a similar citrus-forward profile in photoperiod form, Tangie feminised seeds are worth considering too.
Why This Strain Deserves a Spot in Your Grow
Expert Seeds bred this cultivar specifically to close the gap between autoflowers and full-size photoperiod sativas. Sativa lovers have always had a problem with autos — the genetics tend to lean indica, the potency drops off, and the terp profiles feel diluted compared to their photoperiod parents. By crossing Purple Punch — a Cali classic known for grape-candy sweetness and dense resin production — with an autoflowering Tangie, they've created something that genuinely competes with full-size sativas on flavour and strength. At 24% THC and roughly 1% CBD, the cannabinoid profile is anything but entry-level.
The real selling point is the timeline. Photoperiod sativas can stretch flowering to 12-14 weeks and grow tall enough to cause headaches in a tent. This cultivar wraps up the entire cycle — germination to chop — in about 9 weeks, staying between 80 and 100cm. That's manageable in an 80x80 tent without aggressive training. You still get up to 450g/m² indoors, which is a serious return for an auto on a 9-week clock.
The honest limitation: because she's compact and fast, you'll want to avoid heavy-handed defoliation early on. Autoflowers don't have the vegetative runway to recover from aggressive pruning the way photoperiod plants do. Light LST (low-stress training) works well to open up the canopy without shocking her. And if you're growing outdoors, she'll want a sunny, sheltered spot — sativa-dominant genetics means she prefers warmth over cold, damp conditions.
Flavour and Aroma: Citrus-Forward with Berry Depth
The dominant terpenes produce sharp tangerine peel on the inhale, with a sweeter berry undertone on the exhale. Crack open a cured bud and you get hit with that citrus first — that's the Tangie parent doing its thing. Underneath, there's a layer of mixed berry sweetness inherited from Purple Punch. The exhale brings out the sweeter, more rounded berry notes. It's the kind of flavour that makes you want to use a clean glass piece or a dry herb vaporiser rather than rolling papers, just so you don't lose any of those terpenes.
Compared to something like Amnesia Haze Auto, which leans more towards earthy lemon, this cultivar is fruitier and more complex. The berry-citrus combination is genuinely refreshing — we'd put it among the tastiest autoflowering sativas we carry.
How to Grow These Seeds Successfully
- Germinate your seeds using the paper towel method or directly in a small pot of moist, light soil mix. Taproots typically emerge within 24-72 hours.
- Transplant seedlings into their final container early — 11-15 litre fabric pots work well. Autoflowers don't like root disturbance mid-cycle, so avoid repotting once they're established.
- Provide 18-20 hours of light per day throughout the entire cycle. Unlike photoperiod strains, this cultivar doesn't need a light schedule change to trigger flowering — she'll do that on her own around week 3-4.
- Keep humidity at 60-65% during the seedling stage, dropping to 45-50% once flowers start forming. Good airflow prevents mould, especially as the buds fatten up.
- Feed lightly during the first two weeks, then increase nutrients gradually. Autoflowers are sensitive to overfeeding. A mild bloom-phase feed from week 4 onward encourages bud development without burning the roots.
- Flush with plain water for the final 10-14 days before harvest. This clears residual nutrients from the plant tissue and results in cleaner-tasting, smoother-smoking buds.
- Harvest around week 9 from germination. Check trichomes with a loupe — mostly cloudy with a few amber heads is the sweet spot for a lively, uplifting effect.
Indoor vs Outdoor Growing: What to Expect
Indoor growers can expect up to 450g/m² under a good LED of 300W or above in an 80x80 tent. The 80-100cm height means she fits comfortably under most lighting setups without needing to supercrop or scrog aggressively. A 20/4 light schedule gives her the energy she needs without running your electricity bill through the roof.
Outdoors, she'll want a warm, Mediterranean-style climate. In northern Europe, a south-facing balcony or greenhouse is your best bet. According to EMCDDA data on European cannabis cultivation trends, autoflowering varieties have become increasingly popular in northern climates precisely because their short cycles sidestep the unreliable autumn weather. Expect around 300g per plant in good conditions. The 9-week cycle means you can start seeds in late spring and harvest well before autumn rains arrive — a genuine advantage over photoperiod sativas that might still be flowering into October.
| Environment | Yield | Height | Best Light Schedule |
|---|---|---|---|
| Indoor | Up to 450g/m² | 80-100cm | 18/6 or 20/4 |
| Outdoor | Up to 300g/plant | 80-100cm | Natural sunlight, warm climate |
Comparing Autoflowering Sativas: How This Strain Stacks Up
This cultivar outperforms most autoflowering sativas on both THC content and flavour complexity. Against Amnesia Haze Auto, it finishes roughly a week faster and delivers a fruitier, less earthy terpene profile. Against Lemon Haze Auto, the berry depth from the Purple Punch parent gives it a more layered flavour — pure lemon strains can feel one-dimensional by comparison. Where it falls slightly short is stretch: growers who want a taller, more traditional sativa structure may prefer a photoperiod like Super Silver Haze. But for anyone who wants to order a genuinely sativa-leaning auto that doesn't compromise on potency or taste, this is one of the strongest options in our catalogue.
Frequently Asked Questions
Is this strain really comparable to photoperiod sativas?
In terms of flavour and potency, yes. At 24% THC with a pronounced citrus-berry terpene profile, it holds its own against established photoperiod sativas. The main trade-off is yield ceiling — photoperiod plants can produce more per plant given enough vegetative time.
How long does this strain take from seed to harvest?
About 9 weeks from germination. That's the full cycle — no separate veg and bloom phases to manage. She'll begin flowering automatically around week 3-4 regardless of your light schedule.
Can I grow this strain outdoors in northern Europe?
You can, but she prefers warmth. A greenhouse or south-facing balcony works best. The 9-week cycle means you can harvest before autumn weather sets in, which is a real advantage over slower photoperiod sativas.
What yields can I expect?
Up to 450g/m² indoors and around 300g per plant outdoors. These are solid numbers for an autoflower, especially one that finishes in 9 weeks. Light training techniques like LST can help maximise canopy exposure and push yields higher.
Does this strain need special nutrients?
No special feeds required, but go easy. Autoflowers are more sensitive to overfeeding than photoperiod strains. A light grow-phase feed for the first 2-3 weeks, then a moderate bloom feed from week 4 onward. Flush with plain water for the last two weeks before harvest.
What does this strain taste like?
Sharp tangerine and citrus peel on the inhale, with a sweeter berry undertone on the exhale — inherited from her Purple Punch parent. Best enjoyed through a clean glass piece or vaporiser to get the full terpene expression.
How tall does this strain grow?
Between 80 and 100cm. That's compact enough for most indoor tents without aggressive height management. Some light LST can help spread the canopy, but you won't need to top or supercrop her.
Last updated: April 2026
Related products
You might also like
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.