18 or over?

This cannabis seed website is intended for adults. Confirm your age to continue browsing.

No worries.

This site is for adults 18 and over. Come back when you're of age.

Critical White Seeds

Critical White feminised seeds offer an indica-leaning profile with sweet, floral and fruity flavours, flowering in 7–8 weeks.

Outdoor macro photograph of the Critical White flower on a living plant
feminised thc Intermediate
Seed packs and prices by shop
Shop Seed packs View
Weedseedsexpress

Price per pack; the shop confirms price and availability.

Grows well in: For Australia, outdoor planting is generally planned for September–November, with harvest commonly occurring from March–May. Timing varies by climate, frost risk and seasonal rainfall; check the rules applicable to your location.

Specifications

How to read these details

These details are catalogue information. A listed value is not an independent measurement or a guarantee.

A range gives a lower and an upper value. “Not provided” means the catalogue does not contain that information; it does not mean zero.

Indica / Sativa 60% / 40%
THC15–21%
CBD0–0.6%
Flowering7–8wk
Difficulty Intermediate
Genetics
Critical Mass × White Widow
Climate
Temperate · Cool short season
Height indoor
up to 110
Height outdoor
up to 160
Yield indoor
up to 550
Yield outdoor
up to 600

Effects

euphorichappyrelaxedtalkativeuplifting

Flavours

sweetfloralfruity

Description

Genetics & effects

Critical White is a feminised hybrid combining Critical Mass × White Widow genetics. Its profile is listed as approximately 60% indica and 40% sativa, pairing broad-leaf structure with a balanced growth pattern. THC is listed at 15–21%, while CBD is listed at up to 0.6%. These figures are catalogue estimates, and expression can vary with phenotype and growing conditions.

The aroma and flavour profile leans sweet, floral and fruity. Some people describe the experience as beginning with an uplifting, euphoric or talkative mood before settling into a more relaxed feeling. Effects are subjective and can differ significantly from person to person.

Explore feminised seeds, high thc seeds, the Australian grow guide, and the planting calendar.

Explore feminised seeds, high thc seeds, the Australian grow guide, and the planting calendar.

Growing in Australia

Critical White is considered an intermediate-level choice suited to temperate regions and cooler areas with shorter growing windows. Its relatively quick flowering period can be useful where autumn weather becomes damp or unsettled. Outback Seed Bank presents this variety as part of its Australian catalogue; growers remain responsible for checking the rules that apply in their location.

Air movement and humidity management are important because dense floral growth may hold moisture. Regular observation, sensible spacing and protection from prolonged rain can help reduce mould risk. Stable conditions generally support more consistent height, colour and aroma development.

Indoor

Indoors, plants are listed at up to 110 cm, making them manageable in many compact setups. The flowering stage is estimated at 7–8 weeks, although individual plants may finish outside that range. A broad canopy with several evenly spaced flowering sites may help light reach the plant more consistently.

  • Indoor height: up to 110 cm
  • Flowering estimate: 7–8 weeks
  • Indoor yield: up to 550 g/m²
  • Difficulty: intermediate

Yield figures describe potential under favourable conditions rather than assured outcomes. Lighting, root space, nutrition, airflow and phenotype all influence the final result.

Outdoor

For outdoor cultivation in Australia, spring planting generally falls between September and November. Local frost dates, daylight hours and rainfall should guide exact timing. In a sunny, sheltered position, plants may reach up to 160 cm and are listed with potential yields of up to 600 g per plant.

Support can be useful as flowering branches gain weight. In exposed gardens, stakes or ties may help branches cope with wind, while good spacing encourages airflow through the canopy. Growers in cool, short-season regions may appreciate the fast flowering estimate, but local conditions remain the deciding factor.

Harvest

Australian outdoor harvest commonly falls between March and May. Rather than relying only on a calendar date, assess flower maturity, aroma, resin development and overall plant condition. Wet autumn weather may require closer inspection for moisture around dense flowers.

After harvest, careful drying in a dark, ventilated space helps preserve the sweet, floral and fruity character. Keep branches separated, avoid excessive humidity and move dried flowers into suitable storage only when their moisture level is stable. Actual timing, yield and finished quality will vary between gardens.

Frequently asked questions

What THC and CBD ranges are listed for Critical White?

The reviewed specification lists 15–21% THC and 0–0.6% CBD. These figures describe the catalogue profile; phenotype, environment and testing can change measured levels.

How long does Critical White take to flower?

The listed flowering window is 7–8 weeks. Actual timing can vary with phenotype and growing conditions, so use the range as a planning reference rather than a guarantee.

Which Australia conditions suit Critical White?

The reviewed profile lists temperate and cool, short-season conditions and a intermediate difficulty rating. Local daylight, weather, site exposure and care still influence how a plant develops.

What seed format and genetics does Critical White have?

Critical White is supplied as feminised seed and combines Critical Mass × White Widow genetics, with a reviewed 60% indica and 40% sativa profile.

What flavours are associated with Critical White?

Critical White is associated with sweet, floral and fruity flavours, while no specific terpene profile has been established.

What yield potential does Critical White have?

Reviewed figures list yields of up to 550 g/m² indoors and up to 600 g per plant outdoors, but actual results vary and are not guaranteed.

Two cannabis plants side by side in an Australian spring garden, one growing in a fabric pot and one growing in garden soil.

Growing Cannabis in Pots vs In the Ground in Australia

Compare pots and open ground for cannabis cultivation, including root space, drainage, weather exposure and regional spring conditions across Australia.

Tiny cannabis seedling with open cotyledons and its first true leaves beneath soft light.

Cannabis Seedling Care: The First Two Weeks

Learn how to manage light, moisture, airflow and temperature during the first two weeks of cannabis seedling growth in Australian spring conditions.

Pale green cannabis flower beside a glass dropper bottle and dried herbs arranged on natural linen

Best CBD Strains to Grow in Australia

Compare CBD seeds in Australia by cannabinoid profile, seed format, flowering time, plant structure and climate fit. This guide covers eight CBD-focused options and a practical southern-hemisphere grow calendar.

Three labelled piles of feminised, autoflower and regular cannabis seeds on dark slate, each with a small plant behind it

Feminised vs Autoflower vs Regular Seeds: Which Should Australians Choose?

Compare feminised, autoflower and regular cannabis seeds by plant sex, flowering behaviour, space and seasonal timing for Australian growing conditions.

Shop with our partner Weedseedsexpress

You will go to this product’s page at Weedseedsexpress. Choose your pack size and complete your purchase there.

We may receive a referral commission. Your order, final price and payment are handled by the partner.