Sour Amnesia cannabis seeds packaging — Royal King Seeds Canada
SativaAuto
THC 20%%%
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Sour Amnesia Auto

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Well-balanced sativa autoflower with euphoric and relaxed effects and classic sativa elongation. Ideal for beginner growers seeking an easy, resilient strain.

Flavor:Lemon, diesel, sharp pine

Best for:🕐Anytime🌤️Depression🩹Pain
Beginner Friendly
🧬
THC
20%
Flower
10 - 12 weeks
⚖️
Yield
Medium - High
🎯
Difficulty
Beginner
📏
Height
Medium
🌱
Grow
Indoor / Outdoor
💡

Grower tip: Use a fabric pot from seed — no transplant shock

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$18.89CAD

Premium stabilized genetics · germination guaranteed

Rewards careful growers with medium-high output per plant
Delivers euphoric and relaxed effects ideal for anytime
Robust sativa phenotype tolerant of varied conditions

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Popular strain — limited batches available
Grown successfully across all provinces

Royal King Genetics — first-party test batch

Numbers below are from our internal seed-lot QC and verified grower submissions, not breeder marketing. Determined from a single batch tested 2026-04-23 on 300 seeds.

Germination rate: 99.0% (n=300)
Last QC test date: 2026-04-23
Indoor yield: 401-516 g/m² (avg across 17 verified grower reports)
Outdoor yield: 579-792 g/plant (avg across 8 verified grower reports)

About Sour Amnesia Auto

Every grower has a handful of strains that earned permanent shelf space. Sour Amnesia Auto makes that list for a lot of Canadian cultivators, and the reasons are practical rather than glamorous. The sativa genetics produce plants that reward skilled feeding and environmental control with exceptional resin production. The Euphoric high is predictable in the best way — you know what you are getting, and it delivers.

The spicy terpene presence is strong enough to carry the entire flavor profile, though tangy and incense add welcome complexity on the exhale. Testing at 18-22% THC, this auto cultivar sits in the sweet spot where potency meets functionality. That balance is harder to breed than raw THC numbers, and it is exactly what makes Sour Amnesia Auto worth running in a feminized seed format.

Effects & Experience

Sour Amnesia Auto opens with Euphoric as the lead note and builds from there. The onset is steady rather than abrupt — you will feel the shift starting within 3-5 minutes of consumption, with the full expression arriving around the 15-25 minutes mark. At that peak, the 20/80 indica-sativa balance becomes obvious: the mind sharpens into focus while the body stays light and mobile.

Dosage makes a real difference with this cultivar. A conservative dose (0.1-0.15g in a vaporizer) delivers the Euphoric and Relaxed qualities at a level that most people can work through. Double that dose and Uplifted takes the wheel — at this level, Sour Amnesia Auto transitions from a functional sativa into an intensely cerebral ride where thoughts connect in unusual ways and stimulus sensitivity increases.

Growers often find that the same batch produces slightly different effect profiles depending on harvest timing. Pulling plants when trichomes are mostly cloudy emphasizes the Euphoric and Relaxed qualities. Waiting for 20-30% amber shifts the experience toward heavier relaxation and thought deceleration. This gives the cultivator some control over the final product — something that experienced growers appreciate about Sour Amnesia Auto specifically.

Real-world scenarios where this strain fits: a Saturday morning hike prep, studio session for musicians or artists, catching up with friends over a backyard fire. The Relaxed quality that surfaces late in the session ensures the landing is soft.

Flavor & Terpene Profile

Let's talk about what Sour Amnesia Auto actually tastes like. The jar smell is spicy — not a hint of it, not a suggestion, but a confident statement. Breaking the bud open amplifies the tangy and incense undertones that were hiding beneath the surface. The grind fills the room.

The smoke itself carries spicy on the inhale with a texture that sits in the medium-body range. It is not wispy and it is not harsh — just a solid, flavorful draw that delivers the terpenes efficiently. The exhale is the interesting part: tangy takes the lead position, with incense providing a subtle finish that lingers for 15-20 seconds. Regular consumers learn to appreciate this transition — it is the same every session, which builds a flavor memory unique to Sour Amnesia Auto.

Terpinolene is the primary terpene here, contributing herbal, floral, woody notes and mildly sedating with creative undertones properties that directly influence the quality of the high. Ocimene plays second chair with sweet, herbaceous, woody accents and its own energizing and uplifting pharmacological contribution. The interplay between these two terpenes is what separates Sour Amnesia Auto from strains with similar THC content but less interesting smoke.

Growing tip related to flavor: the terpene profile responds to environmental stress during late flower. A mild temperature drop to 60-65°F during the final dark period can push terpene production slightly higher. This technique works best when combined with a 48-hour dark period before harvest. Avoid using heavy pesticides or foliar sprays during the last four weeks — anything you apply can end up affecting the terpene expression.

For the best flavor experience: vaporize at 345-365°F through a clean glass pathway. Combustion works but sacrifices approximately 30% of the volatile terpene compounds that make Sour Amnesia Auto taste the way it does.

Growing Sour Amnesia Auto in Canada

Here is what you need to know before popping Sour Amnesia Auto seeds. This intermediate-level autoflower runs 70-85 days from seed to harvest, reaches 120-180cm indoors, and yields 400-550g/m² with competent care. Those are the numbers. Here is the context.

Starting the Grow: Germinate using the paper towel method or directly in a starter plug. Sour Amnesia Auto seeds typically crack within 48-72 hours at 75-80°F and high humidity. Transplant seedlings into their final container by day 10-14 — autoflowers do not respond well to transplant shock, so starting in the final pot (3-5 gallon) from germination is the safest approach. Check our germination guide for step-by-step technique.

Indoor Environment: Target 75-80°F during lights-on and 65-70°F during lights-off. Humidity should follow the growth stage: 65-70% during seedling, 50-60% during veg, and 40-50% during flower. The more open bud structure of this strain handles humidity better than dense indicas, but staying below 50% during flower is still recommended.

Outdoor Timing for Canadian Provinces: - British Columbia: Start outdoor transplant mid-May. Harvest by August. - Ontario: Last frost typically mid-May. Same transplant timing. Harvest July-August. - Alberta/Prairies: Shorter season — autoflowers are ideal here, starting outdoors in early June and finishing by late August. - Maritimes: High humidity regions — the more open structure handles maritime moisture better than most.

Training and Canopy Management: Low-stress training (LST) only — avoid topping or FIMing autoflowers as the recovery time eats into the fixed lifecycle. Gently bend the main stem at day 20-25 and tie down branches as they grow to create an even canopy.

Yield Optimization: To push Sour Amnesia Auto toward the upper end of the 400-550g/m² range indoors, maintain consistent PPFD above 600 during flower, supplement with CO2 if your setup allows, and extend the dark period to 48 hours before harvest. Outdoor yields of 450-650g/plant require full sun, consistent feeding through mid-flower, and protection from September rain.

Mistakes to Avoid: Under-feeding during the calyx swell phase (weeks 5-7 of flower) limits final bud density. Do not reduce nutrients too early — maintain bloom feeding until the final 10-14 day flush. Explore our feminized cannabis seeds collection for similar genetics that share these growing characteristics.

Post-Harvest Processing of Sour Amnesia Auto

The work does not end at chop. How you process Sour Amnesia Auto after harvest has as much impact on final quality as the entire grow cycle that preceded it. Growers often find this is where they either lock in everything they worked for or let it slip through their fingers.

Wet trim vs dry trim: The more open bud structure of this strain handles dry trimming well. Leaving the sugar leaves on during the drying phase protects the trichomes and slows the dry slightly, which preserves more terpenes. Either approach works — consistency is more important than the specific method.

Drying environment: 60°F, 55-60% relative humidity, complete darkness, gentle air circulation (fan on the wall, not pointed at the plants). In Canadian homes, fall and winter provide naturally cool conditions that support a slow dry. Summer growers may need to run a small air conditioner or dehumidifier to maintain proper conditions. The ideal dry takes 10-14 days. Under 7 days indicates the environment is too warm or dry. Over 18 days suggests it is too cold or humid.

Curing science: Curing is not simply about drying further — it is a controlled decomposition process where chlorophyll breaks down, starches convert to sugars, and terpene profiles develop their full complexity. Sour Amnesia Auto benefits from extended curing because the Terpinolene terpene develops slowly. Jars opened at two weeks will taste noticeably different (and better) than the same flower at four weeks. We recommend a minimum four-week cure for this strain.

Quality indicators to watch during cure: The spicy aroma should intensify gradually over the first 3-4 weeks. If you detect ammonia or hay-like smells, the flower was jarred too wet — open the jars immediately and allow additional drying before re-sealing. Properly cured Sour Amnesia Auto should smell cleanly of spicy and tangy with no off-notes. The buds should feel slightly sticky without being damp, and should break apart with a clean snap rather than crumbling to dust.

For more post-harvest techniques, refer to our germination guide. Comparable strains like Island Sweet Skunk Feminized and Lemon Haze Feminized respond to similar curing protocols.

Who Sour Amnesia Auto Is For

Know your goals before buying seeds, and Sour Amnesia Auto will either fit or it won't. This strain is designed for Euphoric and Anytime / Depression. If those are priorities, proceed with confidence.

Grower fit: Best for growers with at least one successful harvest behind them. Not demanding, but it responds to skilled growing with noticeably better results. The autoflower lifecycle removes one of the most common beginner errors — light schedule management.

Consumer fit: The 20/80 split targets daytime and social use. Creativity, focus, and energy are the headline effects here. THC at 18-22% means most consumers can find a comfortable dose with reasonable trial.

Not the right fit for: Sleep-seekers. Growers without height to spare.

How Sour Amnesia Auto Compares

Honest positioning of Sour Amnesia Auto in the sativa landscape: there are strains with higher THC, strains with bigger yields, and strains with louder flavors. What Sour Amnesia Auto does better than most is bring all three together in a package that actually performs in the garden without drama.

Side-by-side with comparable genetics (Island Sweet Skunk Feminized, Lemon Haze Feminized, Moby Dick Feminized), the differences come down to emphasis. Sour Amnesia Auto prioritizes spicy terpene expression and Euphoric effect consistency. Competitors in this space tend to chase either potency or yield at the expense of flavor, and the smoke shows it.

Key comparison points: - THC: 18-22% puts Sour Amnesia Auto in the competitive middle - Yield: 400-550g/m² indoors is in line with category expectations - Difficulty: intermediate — comparable to peers - Flavor: Distinctive spicy character that separates it from the generic terpene profiles many competitors offer

As an autoflower, the main comparison point is lifecycle speed versus photoperiod alternatives. The answer depends on your priorities: choose auto for speed and simplicity, choose photo for maximum yield and potency ceiling.

Effects

🤗Euphoric
74% of people reported feeling Euphoric
😌Relaxed
65% of people reported feeling Relaxed
😎Uplifted
58% of people reported feeling Uplifted
😊Happy
51% of people reported feeling Happy
🤑Energetic
44% of people reported feeling Energetic
🤩Creative
43% of people reported feeling Creative
🧠Focused
35% of people reported feeling Focused
🗣️Talkative
23% of people reported feeling Talkative
💪Motivated
24% of people reported feeling Motivated

Best For

Anytime
Depression
Pain
Stress

Strain Type

Indica 20%Sativa 80%

Strain Data Sheet

🧬THC20% - 25% (High)
🌿LineageAmnesia Haze × Thai Landrace
🔬TypeAutoflower Sativa
🌡ClimateAll Climates (Adaptable)
📅Harvest10 - 12 weeks from seed
📏Height2.1 - 3.5 ft | 62 - 104 cm
⚖️YieldMedium - High
🏠Yield Indoor12.1 oz/ft² | 342 - 534 g/m²
🌳Yield Outdoor4 - 11 oz/plant | 112 - 304 g/plant
Flowering Time10 - 12 weeks (seed to harvest)

Packaging

Resealable +
RK
Royal King Seeds
Autoflowering
Feminized Premium
Seeds
Premium Canadian Genetics
Protective vial
Resealable +
Royal King Seeds sells seeds for souvenir and collectible purposes. Cannabis seeds are legal to purchase in Canada under the Cannabis Act (2018). Customers are responsible for understanding local laws.
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Sour Amnesia Auto
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🛡️Aluminium interior lining
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Sour Amnesia Auto— Breeder & Stabilization Detail

Royal King Genetics

Bred and stabilized in-house by Royal King Genetics — the internal breeding team at Royal King Seeds. Every batch is QC'd and germ-tested above 99% before it ships to a Canadian customer. Read the full breeding process or learn more on the about page.

Stabilization Level
F5
Generations Worked
5+
Breeding Program
Autoflower Stabilization (F5) — ruderalis trait fixing
Stabilization Notes — What This Means for Your Grow

Five generations of Royal King Genetics autoflower stabilization on Sour Amnesia. Auto trigger time, finish window, and high-energy terpene expression all read uniform — no photo-hybrid surprises in the pack.

Breeding Goal

Pull auto trigger and finish-window uniformity across the Sour Amnesia pack.

Selection Focus

Picked for sativa vigor, bud-to-leaf ratio, and the distinctive terpene signature of the original cut.

Pollen / Mother Source

Royal King Genetics in-house breeder room — pollen pulled from a generation-tracked sibling-male line.

Last Batch QC Verified
November 8, 2025· 99%+ germination
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