Hey, wait a minute, this is Charlie Brown's baseball field. That's his pitching mound. You can't plant here.
6 seconds sound clip from the It's Arbor Day, Charlie Brown movie soundboard.
You can hear this line at 00:08:04.796 in the DVD version of the movie.
Quote context
[...]
- Every child should plant an orchard, a flower garden.
- Let us on to the field and cultivate a few forest trees.
- Right here is a good place. Plenty of room. A lot of dirt is...
- Shouldn't we ask Charlie Brown first?
- Nonsense. He should be happy we're fixing up his old field.
- Sally, you and Snoopy start planting.
- I'll go back to the nursery and get some stuff. Come on, Linus, you help me.
[...]