Black Truffle Strain Feminized Marijuana Seeds

Where Black Truffle comes from

Black Truffle is one of several strains that grew out of the "Truffle" family, a group of Gelato-based hybrids from the late 2010s and early 2020s named for their earthy, savoury depth. The version sold as seed most often is Gelato 33, the Larry Bird cut, crossed with a parent the original breeder never disclosed; strain databases suspect another Truffle line plant, and the flavour supports that.

The name has also been used for other genetics, which is worth knowing before you compare notes online. A separate Black Truffle made from White Truffle and Pure Michigan is sold as flower in some Canadian legal stores, and it smells gassier and more rubbery than the Gelato version. Black Truffle Butter is a different strain again. The seeds on this page are the Gelato 33 line, which is the one most seed growers mean.

Either way, the name fits: the finished buds are dark, the aroma is earthy and rich, and the strain sits closer to a savoury dessert than a candy one.

Black Truffle strain effects and experience

Black Truffle is a creeper. The first twenty to forty minutes feel focused and gently creative, the kind of state where a film or a long conversation is easy to follow. Then the indica side rolls in: shoulders drop, limbs feel heavy and the evening slows down. Most people report two to three hours in total, ending in a drowsy, contented state.

Because it builds slowly, the common mistake is taking more before the first dose has arrived. At 20% to 27% THC, a single small session is enough for most people. It is not a strain for the middle of a working day.

Black Truffle flavour, aroma and appearance

The aroma is where Black Truffle earns its name. Break a bud and you get spiced coffee and damp earth first, then a sweet grape and blueberry note, with a cocoa and diesel undertone once it is ground. The smoke is thick and smooth: roasted, sweet and a little peppery on the inhale, dark berry and chocolate on the exhale. Caryophyllene leads the terpene profile, which explains the spice and the warmth, with limonene and linalool keeping the finish from turning heavy.

Buds are dense and rounded, deep olive to near-black green with purple streaks, thin orange pistils and a thick frost that stands out against the dark calyxes. In a cool finish some phenotypes go almost entirely purple.

Growing Black Truffle in Canada

Indoors

Black Truffle grows like a Gelato: medium height, lots of lateral branching and a stretch of about 1.5 times. Veg for four weeks and flip at 45 to 55 cm to finish between 90 and 150 cm. It prefers stable conditions, 22 to 27 degrees by day and 17 to 20 at night, with humidity at 50% to 55% in early flower dropping to 45% for the last three weeks. Feed at moderate strength and watch for the tip burn that Gelato lines show when pushed. Most plants finish between day 56 and day 65.

Outdoors, by region

An 8 to 9 week bloom lets Black Truffle finish across most of southern Canada. On the BC coast and in the Okanagan, harvest lands in late September. In southern and eastern Ontario, a late May transplant finishes in the first days of October, and the cool nights of the last fortnight bring out the dark colour. In Nova Scotia and New Brunswick, pick the sunniest, most sheltered spot you have and keep a cover ready for early October rain. On the Prairies, germinate indoors in April and move the plant out in late May; it will be ready by the end of September in most years, and a fabric pot lets you roll it into a garage on a frost night.

Height and training

Top at the fourth node and spread the branches with ties or a net; Black Truffle fills a screen evenly and produces eight to twelve solid colas. Thin the interior leaves at the start of week three of flower. The buds are dense, so airflow matters more than light penetration, and our guide to managing humidity for cannabis is worth reading before week six.

Flowering and harvest cues

Watch the calyxes darken from week six; that colour change is the sign that the plant is entering its final stretch, not that it is finished. Check trichomes from day 56 and cut when most are cloudy with 10% amber for the fullest effect. Dry for 12 to 14 days at 60% humidity. The coffee and cocoa notes deepen noticeably after three weeks of cure.

Black Truffle yield indoors and outdoors

Indoors, a screened canopy produces 450 to 600 g/m², and the dense buds keep most of their weight through drying. Outdoors, a full-season plant in a 60 litre pot or in the ground gives 600 to 900 g dried in a good year on the coast, and 400 to 600 g in a shorter Prairie season. It is heavier than most dessert strains, which is a big part of its appeal.

Who Black Truffle is for, and who should pick something else

Grow Black Truffle if you like dark, earthy flavours more than candy, if you want an evening strain with real weight in the jar, or if you enjoy watching a plant change colour in a Canadian autumn.

Pick something else if you want a daytime strain, if you are growing for the first time and would rather not manage humidity in dense buds, or if you prefer the lighter, creamier side of the family, where Gelato 33 is the better choice.

How Black Truffle compares

Gelato 33, its known parent, is sweeter, lighter and more balanced in effect, with a similar size and finish. Gelato is the family classic, creamy and berry-sweet without the coffee depth. Pure Michigan is one parent of the other Black Truffle circulating in Canada, and it brings the gas and earth that version is known for. Among our indica feminized seeds, Black Truffle is the pick for growers who want colour and a savoury dessert profile in one plant. Truffle Cake is often mistaken for a relative, but it crosses Gorilla Butter with Pancakes and tastes of vanilla cake, cocoa and nuts on a more balanced plant.