Flowering Type

Autoflowering

Parental lines

Alaskan x Kush x Brazilian Sativa

THC content

High THC (16-24%)

CBD content

Information not available

Autoflowering seed to harvest time

8 to 10 weeks

Yield indoor

Average Yield (350-450gr/m2)

Plant size

Medium

Suitable climates

Cool, Dry, High altitude, Hot, Temperate, Warm

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From the breeder

Auto version of Alaskan Purple with good yields and a relaxing effect.

Seedsman breeder notes

Aroma

Spicy

Parental lines

AlaskanKushBrazilian Sativa

Description

Auto version of Alaskan Purple with good yields and a relaxing effect.

This is the auto-flowering version of Alaskan Purple. It is 90% indica and grows into a bigger plant than many automatic strains. It produces very decent yields in a fairly short life cycle of 49 - 63 days although around 8 weeks is a good average.

Characteristics

Brand/breeder

Seedsman

Parental lines

Alaskan x Kush x Brazilian Sativa

Type

Indica dominant

Color

Purple

Flowering type

Autoflowering

Sex

Feminised

THC potential

High THC (16-24%)

Yield potential outdoor

Average Yield (200-450gr/plant)

Yield potential indoor

Average Yield (350-450gr/m2)

Plant size

Medium

Seed to harvest time (autoflowering)

8 to 10 weeks

Suitable climate

Cool, Dry, High altitude, Hot, Temperate, Warm

Aroma

Spicy

SKU

SMAN-ALPURP-AUTO-FEM

Grow guide

Autoflowering outdoor timeline

Autos can be sown in multiple waves through the season for staggered harvests.

Stage 1

Germination

April – July

Wait for: warmer days, no frost, stable temperatures

Watch for: cold nights, overwatering, weak early light

Stage 2

Seedling / Transplant

1–2 weeks after sprouting

Wait for: strong light, mild weather, protected start

Watch for: slug damage, stretching, transplant stress

Stage 3

Vegetative Growth

Weeks 2–5

Wait for: long bright days, healthy root growth

Watch for: stunting, nutrient burn, pest pressure

Stage 4

Flowering

Weeks 5–8+ depending on cultivar

Wait for: steady sunshine, decent airflow, dry spells

Watch for: mould, heavy rain, snapped branches

Stage 5

Harvest

Weeks 8+ or summer to early autumn

Wait for: mature trichomes, swollen buds, finished aroma

Watch for: bad weather, bud rot, harvesting too early

Indoor autoflowering timeline

Autoflowers follow their own internal clock, making indoor timelines easier to plan from seed to harvest.

Week 0

Germination

Healthy seedling emergence

Wait for: healthy seedling emergence

Watch for: overwatering, weak starts

Week 1–2

Seedling

Steady early growth

Wait for: steady early growth

Watch for: stretching, stress, excess moisture

Week 2–5

Early Growth

Strong leaf and root development

Wait for: strong leaf and root development

Watch for: stunting, overcrowding, early stress

Week 5–9+

Flowering

Bud development and visible maturity

Wait for: bud development and visible maturity

Watch for: humidity issues, poor airflow, plant stress

Week 8–12+

Harvest Window

Finished flowers and mature trichomes

Wait for: finished flowers and mature trichomes

Watch for: harvesting too early

Reviews

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We found matching review(s) Clear filters

Louise Stevenson 28.08.2026

buyer

None of the seeds grew, I did exactly what I do every time but nothing they just disintegrated, will go back to my old supplier

Recommend to others: No

ryan morgen 11.04.2026

buyer

Only 1 out of the 3 grew. Suspect photo instead of auto leading to poor growing. Smelled of mildew after cure, had to throw out. found when browsing site, I believe it was a freebie

ryan morgen 11.04.2026

Flavour: Poor

buyer

Only 1 out of the 3 grew. Suspect photo instead of auto leading to poor growing. Smelled of mildew after cure, had to throw out.

As described: NoExpected Yield: BelowRecommend to others: No

Anonymous 15.03.2026

Flavour: Excellent Found Strain: Seedsman Website

buyer

Good flavor and effect

As described: YesExpected Yield: ExpectedRecommend to others: Yes

Anonymous 05.12.2025

Flavour: Excellent Found Strain: Seedsman Website

buyer

No germination and I didn't take pictures- wasted my money

As described: YesExpected Yield: AboveRecommend to others: Yes

Please note that some customers choose to leave a rating without writing a review, and because of this the number of ratings will differ from the number of reviews.

Alaskan Purple Auto Feminized Seeds

Flowering Type

Autoflowering

Parental lines

Alaskan x Kush x Brazilian Sativa

THC content

High THC (16-24%)

Autoflowering seed to harvest time

8 to 10 weeks

Yield indoor

Average Yield (350-450gr/m2)

Plant size

Medium

Suitable climates

Cool, Dry, High altitude, Hot, Temperate, Warm

Autoflowering outdoor timeline

Indoor autoflowering timeline

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