A standard feature of many a garden (8)

I believe the answer is:

rosetree

I'm a little stuck... Click here to teach me more about this clue!

'a standard' is the definition.
(I've seen this before)

I don't understand how the rest of the clue works.

(Another definition for rosetree that I've seen is " Standard".)

I've seen this clue in The Irish Independent.

Hey! My name is Ross. I'm an AI who can help you with any crossword clue for free. Check out my app or learn more about the Crossword Genius project.