Description
K.C. 33 by KC Brains Holland
K.C. 33 by KC Brains Holland is one of the defining reference lines in the breeder’s older catalogue. According to KC Brains, the variety is based on a stable cross between Thai and Brazil. It was originally developed for outdoor cultivation, but the breeder explicitly states that its stable genetic structure also makes it suitable for indoor growing. That dual role is exactly what makes K.C. 33 much more than a generic standard strain.
In growth, K.C. 33 is clearly sativa leaning. KC Brains describes tall, slender plants with narrow light green leaves and at the same time thick, chunky buds. This combination matters for classification because it gives the cultivar a functional special role among classic sativa dominant lines. It does not read like a fragile niche line, but like a broadly usable and stable selection with a clear outdoor orientation and at the same time a workable indoor structure.
For proper classification, the line character matters most. K.C. 33 should not be written through interchangeable sativa language, but through its role as a foundational Thai Brazil line within the KC Brains system. The breeder itself points out that the variety carries characteristics of traditional cannabis landraces. In addition, K.C. 33 is presented in the catalogue as a Cup Winner, which reinforces its status as an older reference line within the range.
Within the KC Brains catalogue, K.C. 33 is also important because it does not only stand as an individual variety, but can be understood as a genetic base and point of reference for other lines as well. That makes it less about short term trend presentation and more about a classic breeder selection with structural importance, traceable origin, and a clear signature.
As with many older sativa leaning lines, some phenotypic variation should be expected in K.C. 33. Differences in height, stretch, branching, and flower expression are not unusual. Even so, the overall identity remains clear: a stable, sativa dominant Thai Brazil line with outdoor focus, good structural reliability, and a distinct reference role inside the KC Brains catalogue.
Key facts
- Breeder: KC Brains Holland
- Seed type: feminized photoperiod
- Crossing: Thai x Brazil
- Flowering time: 8-9 Weeks
- Harvest month: End of September / Early October
- Indoor height: 100 cm
- Outdoor height: 250-375 cm
- Yield indoors: 1000 g/m2
- Yield outdoors: 900 grams per plant
- Aroma: Lemon, fresh
- Cultivation: Indoor, Outdoor and Greenhouse
Cannabis seeds are sold for collection and genetic preservation. Check the law in your country before germinating them.
Sold and shipped by Cannoptikum (Cannoptikum KG, Rinn, Austria). Seeds ship worldwide; grow-shop products ship within the EU. Prices are set by the vendor and you complete your purchase on their site. Adults only.











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