Unwanted Welcome Guests

My friend called; she's on the road and my place isn't too far off her route. She doesn't want to come this way though; rather I should go to her destination to meet up. She's running late, has too much to do.

Before long she phones back, having changed her mind. She'll stop here after all and spend the night, start fresh in the morning. What's for supper? Do I have wine?

She is a welcome guest.
These guys are too, but I know I must chase them off if the cedars are to be saved.

Here we go: