English: “That comes forth from the field” — excluding a tree planted inside a house, which is exempt from ma’aser.
On the daf / in context: A tree grown entirely indoors is not regarded as “coming forth from the field” and is therefore free of the biblical obligation (though some authorities impose a rabbinic obligation).
Type of Learning
Derash on the verse (Yerushalmi) — indoor trees are exempt from biblical ma’aser.
What Is Learned
A tree planted inside a house is exempt from biblical ma’aser.