Find out what happens during plant fertilisation. Life processes - Green plants - Fertilisation and dispersal Learning Points Pollination occurs when pollen travels down a tube to the ovary of a plant. Fertilisation occurs when the male pollen joins with the female ovule to form a seed. Seeds grow after fertilisation. A Twig Curriculum Film. Delivering key learning points. Get straight to the facts in just three minutes – directly linked to core learning, Twig's curriculum films will fit neatly into your lesson plans.