Flowering Type

Photoperiod

Parental lines

Neville's Haze x Cambodian x Laos

THC content

High THC (16-24%)

CBD content

Low CBD (0-1%)

Photoperiod flowering time

10 to 12 weeks

Yield indoor

Very High Yield (above 600gr/m2)

Plant size

Large

Suitable climates

Dry, Humid, Warm

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From the breeder

Very intense sativa high, a real blast.

Greenhouse Seed Co. breeder notes

Aroma

FruityMinty

Parental lines

Neville's HazeCambodianLaos

Description

Very intense sativa high, a real blast.

Very intense sativa high, a real blast. A very psychedelic feeling.

Characteristics

Brand/breeder

Greenhouse Seed Co.

Parental lines

Neville's Haze x Cambodian x Laos

Variety

Sativa dominant

Color

Dark Green, Silver

Flowering type

Photoperiod

Sex

Feminised

THC content

High THC (16-24%)

CBD content

Low CBD (0-1%)

Yield outdoor

Very High Yield (above 750gr/plant)

Yield indoor

Very High Yield (above 600gr/m2)

Plant size

Large

Photoperiod flowering time

10 to 12 weeks

Northern hemisphere harvest

October

Suitable climates

Dry, Humid, Warm

Aroma

Fruity, Minty

SKU

gh-arj-ult-haze-1

Grow guide

Photoperiod outdoor timeline

Photoperiod strains rely on seasonal daylight changes, so harvest timing is closely tied to your local climate.

Stage 1

Germination / Early Start

March – April

Wait for: frost risk easing, stronger spring light

Watch for: cold snaps, slow starts, excess moisture

Stage 2

Seedling / Transplant

April – May

Wait for: milder nights and settled weather

Watch for: transplant shock, wind exposure, pests

Stage 3

Vegetative Growth

June – July

Wait for: long days, regular feeding, healthy expansion

Watch for: overcrowding, nutrient issues, insect damage

Stage 4

Flowering

August – September

Wait for: shortening days, dry airflow, branch support

Watch for: mould, botrytis, high humidity, bad weather

Stage 5

Harvest

Late September – October

Wait for: ripe trichomes, dense finished flowers

Watch for: autumn rain, rot, early frosts

Indoor photoperiod timeline

Photoperiod strains give indoor growers more control over size, shape, and when flowering begins.

Week 0

Germination

Strong early establishment

Wait for: strong early establishment

Watch for: inconsistent starts, excess moisture

Week 1–2

Seedling

Stable structure and healthy growth

Wait for: stable structure and healthy growth

Watch for: stretch, early stress

Week 3–6+

Vegetative Growth

Desired plant size and canopy shape

Wait for: desired plant size and canopy shape

Watch for: overcrowding, uneven growth, training stress

7–12+ weeks

Flowering Phase

Strong flower formation and steady development

Wait for: strong flower formation and steady development

Watch for: humidity, airflow, support issues

Harvest

Harvest Window

Finished flowers and mature trichomes

Wait for: finished flowers and mature trichomes

Watch for: cutting too early or pushing too long

Reviews

Filter

We found matching review(s) Clear filters

Troy H. 18.07.2020

buyer

Only one out of five germinated but growing really fast.

Ana 26.05.2020

buyer

Bad. Not a single seed I got ever grew. I planted in 2 ways.

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.

Arjan's Ultra Haze #1 Feminized Seeds

Flowering Type

Photoperiod

Parental lines

Neville's Haze x Cambodian x Laos

THC content

High THC (16-24%)

CBD content

Low CBD (0-1%)

Photoperiod flowering time

10 to 12 weeks

Yield indoor

Very High Yield (above 600gr/m2)

Plant size

Large

Suitable climates

Dry, Humid, Warm

Photoperiod outdoor timeline

Indoor photoperiod timeline

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Arjan's Ultra Haze #1 Feminized Seeds