This is the 1859th most frequent Japanese word.
植え
"植え" means "planting" or "plant."
In this sentence, '植え' is used as part of the verb '植えます', meaning 'to plant'. It refers to the action of planting flowers.
庭に花を植えました。
I planted flowers in the garden.
Here, '植え' is within the passive form '植えられました', indicating that the action of planting was performed by someone in the past.
その木は10年前に植えられました。
That tree was planted ten years ago.
In this example, '植える' is the dictionary form of the verb 'to plant', used to discuss future plans for planting.