Cannabis seeds are created as soon as a male plant has fertilized a female plant with its pollen. The seeds are then visible on the female plant's stem, on the branches and where non-fertilized cannabis plants have their flowers. No flower will emerge, but a kind of forest with seeds. If there is no male plant near the female plant, the female plant will not be fertilized. Unfertilized female cannabis plants grow a flower and do not have balls on the stem and on the branches. A female plant cannot therefore produce offspring, but is limited to producing a flower. The flower is better known as cannabis buds.

When a female cannabis plant has been fertilized by a male plant, this can be recognized by the beginning of the branches on the trunk. Here will be hanging

See the illustration below to clearly see the differences.

balls (seeds) develop instead of upward-pointing hairs.