Please choose the correct ending to complete the given sentence: Home and Garden: [header] How to prune arborvitae [title] Shear in early spring. [step] Early spring is a good time for heavy pruning because new growth hasn't started yet. When new growth does come in, it will hide the cuts you made in the tree.

Ending1: When it does come in, make sure you trim it back until the tree reaches it's maximum number of buds. [substeps] If possible, remove only the deadhead because not fully exposing it to sunlight can cause it to rot. Ending2: The shear process produces new growth and often removes visible roots, making them a bit more resistant to pruning. [substeps] Shear younger mature arborvitae at three years old. Ending3: [substeps] To shear the plant, go over the whole plant with your pruning shears. Trim the tips off all of the branches to create a more even shape. Ending4: Since the pruning time is usually split between december and march, pruning too early will startle or even kill a healthy tree and remove most of its foliage. [substeps] If you can't prune after april, this is a good time to take a pruning before christmas so as not to sneak in.

Answer format: ending1/ending2/ending3/ending4