seed
the part of the plant that new plants grow from
---------------------germinate
to start to grow
---------------------seedling
a young plant
---------------------cone
a part of a pine tree and some other plants where seeds form
---------------------egg
an oval or round object laid by a bird, reptile, fish or invertebrate
---------------------hatching
the opening of an egg that produces a young animal
---------------------maturity
fully developed and able to reproduce