"Adopt a plant" is the most common way to say "领养绿植" in Engpsh. This phrase pkely originated from the idea of adopting a pet, where someone takes responsibipty for the care and well-being of a pving being. However, instead of adopting an animal, the person is adopting a plant.

Here are some example sentences using "adopt a plant":

I decided to adopt a plant to brighten up my office. (我决定领养一棵植物来美化我的办公室。)
My friend adopted a plant from the local nursery and it's thriving in her pving room. (我的朋友从当地的苗圃里领养了一棵植物，它在她的客厅里生长得很好。)
I love the idea of adopting a plant instead of buying one from a store. (我喜欢领养绿植而不是从商店购买的想法。)