Tropicanna Poison F1 Fast Version is the fast-finishing, red-flowered take on Tropicanna Cookies, one of the heavy-hitting Cookies-family cuts from the American scene. Sweet Seeds turned it into a feminized photoperiod hybrid that wraps up indoor bloom in roughly 6–7 weeks, stacks dense, sticky flowers and, in about 80% of plants, paints its buds red to purple as harvest approaches.
The appeal is easy to read: modern Cookies power with THC listed at 16–24%, a sweet, mango-led terpene profile and a flowering window that is shorter than many conventional photoperiod hybrids.
Production is generous for such a short bloom: Sweet Seeds lists 450–600 g/m² (1.47–1.97 oz/ft²) indoors and 400–650 g/plant (14.1–22.9 oz/plant) outdoors in good soil with plenty of sun. The breeder also reports a 1st Prize in the Outdoor category at the 2nd Seshat Cup in Medellín, Colombia, in 2022.
Tropicanna Poison Lineage: Cookies Meets The Red Family
The mother side is a selected elite clone of Tropicanna Cookies, itself a cross of Girl Scout Cookies and Tangie. Sweet Seeds deliberately picked a red-flowered phenotype of that clone, then crossed it with Red Poison Auto (SWS39), the breeder’s red-flowered autoflower from The Red Family.
That pairing is what defines the F1 Fast Version line. Each Fast Version combines a photoperiod parent with autoflowering genetics so the offspring start and finish flowering earlier than a classic photoperiod strain. The seeds remain photoperiod-dependent, though: the plants stay in vegetative growth under long days and only bloom when the light period drops to 12 hours. Think of it as an early-flowering F1 hybrid, not an autoflower.
The variety code is SWS85 and the genetic split is 60% Indica and 40% Sativa. That balance shows in the plant: compact overall, yet with strong lateral branches able to carry heavy, resin-coated buds that look striking once the reddish and purple hues kick in.
Aroma, Flavor and Effect
Crack a jar and ripe mango comes out first, very sweet and dense, almost like fruit nectar. Underneath sits a layer of damp earth and wood, and at the back a faint Skunk edge that gives the sweetness some grip.
Sweet Seeds sums up the effect as psychoactive, stimulating and relaxing. The Sativa side opens with a cheerful, active, creative lift that suits social settings, music or a hands-on project. As it settles, the Indica side spreads a gentle physical ease through the body without cancelling the mental spark.
Growing Tropicanna Poison F1 Fast Version Indoors and Outdoors
Indoors, run a standard photoperiod schedule: 18/6 for vegetative growth, then 12/12 to trigger bloom. Because flowering only takes about 6–7 weeks, a short veg of 3–4 weeks is usually enough to fill a tent, which keeps the whole cycle tight. Topping once and spreading the side branches with LST or a SCROG net evens out the canopy so every lateral gets light.
Keep humidity low and airflow strong in late bloom to protect the dense, resinous buds.
Outdoors, Tropicanna Poison F1 Fast Version follows the seasons like any photoperiod strain and starts flowering as the days shorten after midsummer. Its fast bloom lets it finish earlier than conventional photoperiod hybrids, a real advantage where fall rain or early cold arrives.
Tropicanna Poison F1 Fast Version Characteristics
| Strain type | Feminized photoperiod, F1 Fast Version (early flowering) |
| Variety code | SWS85 |
| Genetics | Tropicanna Cookies (Girl Scout Cookies x Tangie) red-flowered elite clone x Red Poison Auto (SWS39) |
| Indica/Sativa | 60% Indica / 40% Sativa |
| THC | 16–24% |
| CBD | 0.1% |
| Effect | Psychoactive, stimulating, relaxing |
| Aroma/Flavor | Sweet ripe mango, fruity, citrus, fresh, woody, earthy, subtle Skunk |
| Indoor yield | 450–600 g/m² (1.47–1.97 oz/ft²) |
| Outdoor yield | 400–650 g/plant (14.1–22.9 oz/plant) |
| Flowering time | 6–7 weeks indoors (12/12) |
| Best cultivation technique | Short veg, topping, LST and SCROG |
FAQ
Is Tropicanna Poison F1 Fast Version an autoflower?
No. It is a feminized photoperiod strain from the F1 Fast Version line. Autoflowering genetics were used in the cross to speed up flowering, but the plants still need a 12/12 light schedule indoors to bloom.
How long does Tropicanna Poison F1 Fast Version take to flower?
Sweet Seeds lists 6–7 weeks of indoor flowering after the switch to 12/12.
What yield can I expect from Tropicanna Poison F1 Fast Version?
Indoors, 450–600 g/m² (1.47–1.97 oz/ft²). Outdoors, 400–650 g/plant (14.1–22.9 oz/plant) in good soil and full sun.
Will every plant show red or purple flowers?
Not every one. The breeder reports colored flowers in approximately 80% of plants, ranging from reddish to purple tones.
Do Sweet Seeds packs include free seeds?
Yes. The 3-seed pack of Tropicanna Poison F1 Fast Version comes with 1 free bonus seed and the 5-seed pack comes with 2 free bonus seeds, so you take home 4 or 7 seeds in total. The 25-seed pack does not include a bonus.



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