Cannabis Strains

White Widow Strain: Origin, Genetics and Flowering Time

Jona Decker by Jona DeckerUpdated 4 min read

Key points at a glance

  • White Widow: classic hybrid, linked to the Netherlands since the 1990s
  • Attributed genetics from Brazilian Sativa and South Indian Indica
  • Flowering time around eight to ten weeks according to strain descriptions
  • At CBDÍA as a CBD flower with lab certificate and THC below 0.3 percent
White-Widow-Beutel mit CBD-Blüte auf Holztisch vor Hanffeld im Abendlicht, White Widow Strain

White Widow: strain profile

Hybrid
  • Genetics Brazilian Sativa x South Indian Indica (attributed)
  • Breeder and origin Netherlands, 1990s (breeder not clearly documented)
  • Flowering time 8 to 10 weeks
  • Cannabinoid range of the strain Strain info: classic hybrid genetics; CBD version below 0.3 per cent THC
Aroma earthyspicywoodyslightly citrus
White Widow Blüten
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White Widow

Available as White Widow CBD flowers

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Real product photos of the CBD variant of this strain, plus origin and lab certificate for the current batch.

  • Herkunft und Anbau
    Origin: Italy Cultivation: Greenhouse Seeds: Certified industrial hemp seeds from the EU variety catalogue...
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    unter 0,3 Prozent, Nutzhanf aus dem EU-Sortenkatalog
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White Widow is one of the cannabis strains that keeps appearing in many strain profiles. If you want to understand what makes this name, it's worth taking a close look at the origin, genetics and typical characteristics of the plant. In this strain profile, we classify the White Widow strain objectively: where does the strain come from, which hybrid profile is it attributed to, how can aroma and appearance be described, and what is known about flowering time?

White Widow Strain: Origin in the Netherlands

White Widow is a well-known cannabis strain that has been linked to the Dutch strain scene since the 1990s. Its exact origin can't be clearly proven today, because early accounts vary depending on the source. It is often described that the White Widow strain was developed from a Brazilian Sativa line and a South Indian Indica line. This classification explains why the strain is often considered a balanced hybrid.

CBDÍA carries the CBD version as White Widow CBD flowers: EU hemp from the EU variety catalogue, grown in a greenhouse in Italy, with a lab certificate per batch and THC below 0.3 percent.

Why Is the Strain Considered a Classic?

The White Widow strain is considered a classic because several traits have remained present over a long time: the memorable name, the pale appearance of the flowers, and a strain profile that recurs consistently across many descriptions. However, many stories about breeders and the first versions are hard to verify in hindsight. So read the origin as a widespread origin narrative, not as a confirmed chronicle.

Genetics: Hybrid Instead of Haze

White Widow is not a Haze strain but is usually classified as a hybrid. Haze lines generally stand for a clearly Sativa-leaning origin and longer flowering times, while White Widow is described through the interplay of Indica and Sativa traits. Fixed percentage figures for the proportions make little sense, because figures vary depending on the source.

On one hand there is a Sativa-related origin, associated with more upright growth. On the other hand, the Indica portion brings more compact buds and a sturdier plant form into the classification. Why such labels only offer a rough orientation is explained in our article on the difference between Sativa and Indica.

Almost white hemp flower full of trichomes, genetics of the strain

Appearance, Aroma and Terpenes

Bud Appearance: Why So Much White?

The name White Widow is closely linked to the appearance of the flowers. Mature specimens can look almost white due to a dense resin layer. This is caused by the many trichomes, fine glandular hairs on the surface of the flower. They make the green flowers look lighter and give them the typical frosty look.

Flavour: Earthy, Spicy and Slightly Fruity

The sensory profile of White Widow is often described as earthy, spicy and slightly bitter, more dry than sweet. Woody notes are often added, and depending on the batch and drying, also lighter accents reminiscent of herbs or citrus peel. Here we understand terpenes as fragrance and flavour compounds: they explain why the same strain can smell differently from batch to batch.

Flowering Time and Growth

White Widow's flowering time describes the period during which the flowers form and ripen. Typical figures, depending on the source, are usually around eight to ten weeks and remain approximate guide values. Genetics, environment and cultivation form influence how the plant develops. Outdoors, ripening depends more heavily on weather, location and the course of the season than in controlled environments.

White Widow is generally considered a medium-sized strain that, depending on genetics and environment, stays rather compact to moderately tall. With its dense bud formation, it is often compared to other classics of the 1980s and 1990s, such as Northern Lights. The strain G13 is described as even more compact and clearly Indica-leaning.

Medium hemp plant with white frosty flowers in a greenhouse, flowering time and growth

The CBD Version at CBDÍA

Strain knowledge about genetics, aroma or flowering time describes the cannabis strain in general terms. The White Widow CBD flower at CBDÍA should be distinguished from this: it comes from EU hemp from the EU variety catalogue, contains below 0.3 percent THC, and is sold only to adults aged 18 and over.

Every product comes with batch-specific lab certificates and details on origin, including country and growing method. This way you can verify the information and compare the strain by aroma, appearance and analytical values.

Conclusion: The Strain at a Glance

The White Widow strain combines strain history from the Netherlands, a balanced hybrid profile and an aroma image often described as spicy, earthy and slightly resinous. The pale resin layer of the flowers explains the name, and the flowering time of around eight to ten weeks places the strain among the hybrids.

Note: This profile describes the strain botanically and aromatically. It contains no statements about effects, consumption or dosage and does not replace legal advice. Sale only to adults aged 18 and over. As of: September 2026.


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FAQ about the White Widow strain

The flowering time of White Widow is usually given in strain descriptions as about eight to ten weeks. This figure is a guideline, as genetics, location and cultivation method influence maturity.

The name White Widow refers to the light, almost white-looking resin layer of the flowers. It is created by the many trichomes, that is, fine glandular hairs on the surface of the flower.

No, White Widow does not belong to the Haze family, but is classified as a hybrid of sativa and indica lines. It is attributed to a cross between a Brazilian sativa and a South Indian indica.

Yes, at CBDÍA White Widow is available as CBD flowers from EU industrial hemp, grown in a greenhouse in Italy. Every batch comes with a lab certificate, and the THC content is below 0.3 percent.

Sources

These sources support the factual statements in this article.

  1. Bracts, Buds, and Biases: Uncovering Gaps in Trichome Density Quantification and Cannabinoid Concentration in Cannabis sativa L., Plants (2025)Supports the statement that glandular trichomes on the female flowers produce cannabinoids and terpenes and create the typical frosted, white-looking impression in late flowering stages.
  2. Expansion and functional diversification of terpene synthases shape volatile terpenoid landscape in Cannabis sativa, Acta Pharmaceutica Sinica B (2026)Supports the statement that terpenes, as volatile plant compounds, shape the strain-typical aroma of cannabis and differ between strains.
  3. Widely assumed phenotypic associations in Cannabis sativa lack a shared genetic basis, PeerJ (2021)Supports the statement that classifications such as Indica, Sativa or hybrid say little about the genetics and chemical profile of crossed lines.
About the author

Jona Decker

Jona Decker is an author and editor specialising in CBD, cannabinoids and cannabis law. He studied business administration with a specialisation in empirical economic research and has been writing about cannabidiol since 2020. He has written for the magazine CBD360 since October 2020, where he now also co-heads the editorial team. For CBDÍA, he classifies products objectively, based on the lab certificate for each batch and documented origin.