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| Weight | N/A |
|---|---|
| Genetic Type | Hybrid |
| Harvest Time | 8-10 Weeks |
| Harvest Yield | 400-500g/ m2, 500-600g / m2 |
| Seed Gender | Feminized Seed |
| Seedbank | Amsterdam Genetics |
| THC | High THC (20%), Mid THC (15%) |
| Where to Grow | |
| Country | Dutch |
| Effect | Creative, Relaxing, Social |
| Genetic Family | Haze, White |
| Quality | Mold Resistant |
| Taste and Smell | Earth / Musk / Coffee, Pine / Wood / Balsamic, Spices / Incense / Cheese |
Quicksilver Feminized by Amsterdam Genetics is a celebration of pure resin. Designed for purists of “White” genetics, this cultivar blends the legendary White Widow with Silver Bubble, creating a hybrid that literally looks forged in precious metal due to the incredible density of trichomes covering every calyx.
It is a plant that does not rely on visual drama but on the substance of a silvery, dense bloom that is incredibly fragrant with pine and spices.
Quicksilver Feminized by Amsterdam Genetics is a balanced hybrid born from the union of White Widow and Silver Bubble. With a stabilized flowering time between 8 and 10 weeks, it offers an indoor yield of 400-600g/m² and THC levels averaging between 15% and 20%.
The plant develops a robust and predictable structure, with a well-distributed branch plane that facilitates light management. The aromatic profile is a clean combination of earth, pine, and metallic notes, offering a clear, relaxing, and deeply balanced effect.
Quicksilver Feminized was created to bring attention back to gland quality. While White Widow provides the resinous “snow” and stability, Silver Bubble adds that Haze complexity that elevates the sensory experience without excessively lengthening flowering times.
A botanical architecture acting as a crystalline resin factory, where the floral mass is merely the support for a uniform blanket of trichomes.
From observing cultivation cycles on GrowDiaries, Quicksilver Amsterdam Genetics demonstrates balanced vigor during the vegetative phase. It does not tend toward unmanageable vertical stretch but prefers to strengthen lateral stems to prepare for buds that, upon ripening, will be heavy and viscous.
Growing Quicksilver requires careful humidity management. The density of “White” flowers combined with the speed of Silver Bubble creates swollen calyxes that transpire heavily. It is fundamental to manage vegetative volume, ensuring air flows constantly between main nodes.
In the indoor setup, Quicksilver Amsterdam Genetics prefers the SOG (Sea of Green technique). Thanks to its genetic uniformity, multiple plants can be aligned to obtain a consistent and silvery canopy of apical buds.
EC must be managed precisely: 1.2 in vegetative up to 1.8 in full bloom. It is advisable to practice a more marked dryback (controlled substrate drying) in the last two weeks; this moderate water stress signals the plant to increase resin production as a defense mechanism, maximizing the final trichome blanket.
Outdoors, Quicksilver expresses its rustic nature. It prefers sunny climates but, thanks to the Silver Bubble heritage, tolerates nighttime temperature fluctuations typical of late September well.
The root zone must be well-oxygenated. Using perlite or pumice in the soil mix is a very convincing choice to ensure roots do not become asphyxiated. In areas with early autumns, the 8-9 week flowering allows for harvest before rains ruin the quality of the surface resin, which is very sensitive to meteorological washing.
The bouquet of Quicksilver is a return to Dutch origins. Pinene dominates the scene, releasing a scent of coniferous forest and fresh resin. This is followed by Myrcene, which anchors the aroma to wet earth and musk.
On the palate, the smoke is sharp but clean, with a metallic aftertaste that justifies its name. During curing, Silver Bubble’s incense notes begin to emerge, creating a sophisticated sensory profile that never gets old. Persistence is moderate, leaving the mouth fresh and smelling of balsamic pine.
With a THC balanced around 18%, Quicksilver Feminized offers a “functional” experience. It is not a variety that causes physical block but rather a muscle distension combined with a boost of mental positivity.
It is sought after by those looking for support for socializing or activities requiring moderate relaxation without loss of focus. Quicksilver is perceived by users as a high-class daily variety, capable of lowering stress levels while keeping the mind active and reactive.
The most frequent error with Quicksilver is the lack of ventilation in the lower branch plane. The leaf mass can become dense; if selective defoliation is not practiced, stagnant humidity can compromise the health of buds at the base.
Another risk is mineral nutrient excess. As a “White” genetic, it immediately signals overdosage with burnt leaf tips, which can affect the final aesthetics of the silvery flowers.
Finally, avoid drying flowers too quickly. Quicksilver Amsterdam Genetics resin needs slow dehydration at 18°C to preserve the most volatile terpenes (Pinene), which would otherwise evaporate, leaving the flower devoid of character.
The original Widow is purely earthy and often more narcotic. Quicksilver Feminized adds an incense note and higher cerebral drive, resulting in a more modern and complex palate.
Silver Bubble can be unstable and more difficult to manage indoor. Quicksilver stabilizes this lineage with Widow, offering harder buds and more predictable flowering times.
SSH has much longer flowering times and significant stretch. Quicksilver Amsterdam Genetics offers a similar experience in terms of resin but with the practicality and speed of a purebred indica.
This variety is not recommended for those seeking “total narcotic” effects for chronic insomnia; its clear drive might be too mental for that purpose. It is also not suitable for those growing in environments where temperatures constantly exceed 30°C in flowering, as excessive heat tends to degrade the brilliance of the silvery trichome blanket.
Drysift with 120-90 micron screens. Gland quality is exceptional for this process.
Stretch is moderate, about 100%. It is very easy to manage in tents 160-180 cm tall.
Yes, it responds well, but given its naturally balanced structure, it is often not necessary if using SOG.
When trichomes are 90% milky white and only a small fraction begins to turn amber.
Quicksilver Feminized convinces with its agronomic elegance and a resin production that is a benchmark for the “Whites.”
The plants develop a harmonious structure and crystalline flowers, adapting perfectly to both the extraction professional and the novice who wants a guaranteed harvest of superior quality. A very balanced choice for anyone who puts resin quality before raw power.
