Description
Black Maple Feminized strain data sheet
| Genetics | Dulce de Uva x Sherbanger |
|---|---|
| Type | Indica leaning hybrid (about 60/40) |
| THC | 20%–30% |
| CBD | Under 1% |
| Flowering time | 8–10 weeks (56 to 70 days) |
| Outdoor harvest | Early to mid October |
| Height indoor / outdoor | 90–140 cm / 150–220 cm |
| Yield indoor / outdoor | 450–600 g/m² / 600–900 g per plant |
| Difficulty | Moderate |
| Climate | Warm days, cool nights, dry finish; mould-prone buds |
| Best for | Colour, dessert flavour, hash and rosin |
Black Maple Feminized at a glance: Black Maple is an indica leaning Dulce de Uva and Sherbanger hybrid that flowers in 8 to 10 weeks, tests 20% to 30% THC, and gives 450 to 600 g/m² of dense, near-black buds with a grape, maple syrup and cream flavour and a heavy, relaxing evening effect.
Maple in the name, Canada on the return address
A strain called Black Maple ought to come from the country with the maple leaf on its flag, and ours does. The seeds are already here, stocked at our seed bank in Vancouver, BC, and they leave in plain, unbranded packaging for any address in Canada, arriving in 3 to 7 business days with no border inspection and no import delay. Every batch is tested for viability before sale and covered by our 80% germination guarantee, and the 10 and 25 seed packs are buy one get one free.
Where Black Maple comes from
The Black Maple strain is a cross of Dulce de Uva and Sherbanger, two dessert-and-gas hybrids with deep roots. Dulce de Uva combines Ice Cream Cake with a Grape Pie and Wedding Crasher cross, which brings the grape, the vanilla cream and much of the colour. Sherbanger is Sunset Sherbet crossed with Headbanger, a Diesel descendant, and adds the sour, gassy edge and a boost in resin. The best-known selection, Black Maple #22, was entered in a 2023 cannabis competition and helped put the name on growers’ radar.
The name is descriptive: black for the almost inky bracts that finish under cool night temperatures, maple for the syrupy, pancake-batter sweetness of the cured flower. It has no genetic link to Maple Leaf Indica, an old Afghani-type plant that often shows up in the same searches.
Black Maple strain effects and experience
Black Maple starts behind the eyes with a warm, euphoric pressure and a pleasant drift in thought. It is a pleasant first half hour for music, a film or a slow meal. Then the body effect takes over, heavy and calm through the chest and limbs, and most people find themselves settled in one place for the rest of the evening.
This is a night-time strain for nearly everyone. At 20% to 30% THC it is strong, and the heavier phenotypes can be deeply sedating at larger doses. Keep sessions small until you know how your plants turned out.
Black Maple flavour, aroma and appearance
Grind a bud and the first wave is dark grape and berry, followed quickly by maple syrup, vanilla cream and a doughy, pancake-batter sweetness. Behind that sits toasted oak, molasses and a peppery spice, and the exhale carries a sour citrus and gas finish from the Headbanger side. Caryophyllene, myrcene and limonene lead the terpene profile, with humulene and linalool adding wood and floral notes.
Grown warm, Black Maple finishes green with orange pistils. Grown with nights around 15 degrees or lower in the last two to three weeks, the calyxes go deep purple and then close to black, set off by bright white trichomes and rust-orange hairs. The buds are dense and spade-shaped, and the resin is greasy, which is why growers who wash hash rate it so highly. Seed-grown plants vary: not every one turns black, and some lean more toward maple and caramel while others show more grape skin or fuel.
Growing Black Maple in Canada
Indoors
Expect a stretch of 1.5 to 2 times after the flip. A four week veg and a flip at 40 to 50 cm usually lands the finished plant at 90 to 140 cm. The bushy interior is the main challenge, so defoliate at the flip and again around day 21, and keep a fan moving air through the middle of the plant. Keep humidity near 50% early in flower, around 40% to 45% from week six, and lower lights-off temperatures in the final two weeks to 14 to 16 degrees if you want the black colour.
Outdoors, by region
Black Maple flowers for 8 to 10 weeks and finishes outdoors in early to mid October, which makes it a coastal BC and southern Ontario strain in the open. On Vancouver Island, the Sunshine Coast and in the Fraser Valley, the cool September nights bring out the colour beautifully, but the same damp weather invites bud rot, so a rain cover and wide spacing are essential. In southern Ontario, from Windsor to Prince Edward County, it usually finishes in the first half of October. The Prairies, northern Ontario, Quebec and the Atlantic provinces are better served by a greenhouse or an indoor grow. Our outdoor cultivation guide covers spacing and rain protection in more detail.
Height and training
Top once or twice and spread the branches under a trellis net. A screen of green raises the yield considerably with this strain and opens the bush so air can pass through it. Remove the lowest shoots and any interior growth that will never see direct light.
Flowering and harvest cues
The colour change and final trichome swell both arrive late, so do not rush. Start checking at day 58. Mostly cloudy heads with 10% to 15% amber gives the balance most growers want; wait longer for a heavier effect. Dry slowly for 12 to 14 days at around 60% humidity; the maple note comes through clearly after three weeks of curing.
Black Maple yield indoors and outdoors
With a screen and a strong light, Black Maple returns 450 to 600 g/m² indoors, and some well tuned rooms report more. Outdoors on the coast or in southern Ontario, a large plant in the ground or a 100 litre container produces 600 to 900 g in a good year. The resin load is high enough that the trim alone is worth washing or pressing.
Who Black Maple is for, and who should pick something else
Grow Black Maple feminized seeds if you want a showpiece: dark, frosty buds with a dessert flavour and a heavy evening effect. It rewards growers who can drop night temperatures in late flower and who take humidity seriously, and it suits hash makers who want a high return per plant.
Pick something else if you need a daytime strain, a quick outdoor finish on the Prairies, or a plant that tolerates a damp, stagnant room. For a similar dessert and cream profile in a lighter plant, Sunset Sherbet, one of its grandparents, is a good choice.
How Black Maple compares
Ice Cream Cake and Wedding Crasher sit on the Dulce de Uva side and explain the vanilla and grape. Sunset Sherbet is the grandparent on the Sherbanger side. For another near-black plant, Black Runtz shows a candy-sweet take on the same deep colour. Our Maple Leaf shares only part of the name; it is a classic Afghani-type indica with no genetic link. Browse more evening strains among our indica feminized seeds.
Frequently asked questions about Black Maple
Is Black Maple indica or sativa?
Black Maple is an indica leaning hybrid, roughly 60% indica and 40% sativa, though some sources list it closer to a balanced 50/50. It begins with a euphoric, heady lift and moves into a heavy, relaxing body effect, which makes it an evening strain for most people.
What is Black Maple strain a cross of?
Black Maple is a cross of Dulce de Uva and Sherbanger. Dulce de Uva comes from Ice Cream Cake and a Grape Pie and Wedding Crasher cross, and Sherbanger is Sunset Sherbet crossed with Headbanger. The best-known selection is a cut called Black Maple #22.
Does Black Maple really turn black?
It can, but only with cool nights. When temperatures drop to around 15 degrees or lower in the last two to three weeks of flower, many plants go deep purple to nearly black. Grown warm, the same plants usually finish green with orange pistils, and not every seed-grown phenotype colours up.
How long does Black Maple take to flower?
Black Maple flowers in 8 to 10 weeks indoors. Outdoors in Canada it finishes in early to mid October, which works on the BC coast and in southern Ontario with good rain protection; in shorter-season regions a greenhouse or tent is the better plan.
Why Black Maple is worth a spring order and a cold-night finish
Black Maple shows its colour when autumn nights turn cool, so the smart time to buy is early enough to plan the whole run, whether that is an outdoor plant on the coast or a tent where you can drop night temperatures in late flower. Our seeds ship from Vancouver, BC and arrive in 3 to 7 business days, so a March or April order leaves plenty of time for germination and veg.
Every batch is viability tested before it is listed. Germinate with the cup of water and paper towel method from our germination guide and the pack is covered by our 80% germination guarantee. Because not every seed turns black, a larger pack is sensible, and the 10 and 25 seed packs are buy one get one free. Orders over $200 ship free and orders over $420 come with 10 free seeds.
We have run our seed bank from Vancouver since 2009. All parcels travel in plain, unbranded packaging, and a $30 tracked and insured option includes one free reshipment if anything goes wrong in transit. Pay by Interac e-Transfer, credit card, Bitcoin or cash, and talk to us by phone, email, WhatsApp or live chat seven days a week.





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