Fertilization in Plants Fertilization is definitely the fusion of the male gamete carried by pollen which has a female gamete present inside the ovule to kind a diploid zygote, which later develops into an embryo. I germinate most seeds using this technique and I have designed an enhanced baggy approach. https://www.pentaverge.com/wall/blogs/29738/Germination-of-Seeds-A-Comprehensive-Guide