hedge in

Verb

 * 1) To enclose or surround something with a hedge, trees or other plant life.
 * I've been working on hedging in the yard with trees.
 * 1)  To limit or constrain (someone).
 * She was hedged in by her husband's rules.
 * It was a promise, but hedged in with so many ifs and buts that I wouldn't rely on it.

Usage notes
Both uses are primarily, but not always, used in the passive voice.