How to identify feminized cannabis seeds
- Check the packaging — Look for terms such as “Feminized,” “Fem,” or “Feminised.”
- Check the breeder’s product description — Reputable breeders specify whether a release contains feminized or regular seeds.
- Check the seed-bank listing — A legitimate product page should clearly state the seed type.
- Don’t rely on appearance — Color, size, stripes, spots, or shape cannot reliably distinguish feminized seeds from regular seeds.
- Check the genetic information — Some products may be labeled “Feminized Photoperiod” or “Feminized Autoflower,” which indicates both the sex-selection characteristic and flowering type.
Feminized vs. regular
| Seed type | Expected sex |
|---|---|
| Feminized | Predominantly female |
| Regular | Male or female |
| Feminized Autoflower | Predominantly female + autoflowering genetics |
| Regular Autoflower | Male or female + autoflowering genetics |
So, if you have an unlabeled seed, there is no reliable visual test that can tell you whether it is feminized. The most reliable approach is to verify its original breeder or seed-bank documentation.