Hollow Trees enters the battlefield tapped. You may choose not to untap Hollow Trees during your untap step. At the beginning of your upkeep, if Hollow Trees is tapped, put a storage counter on it. {T}, Remove any number of storage counters from Hollow Trees: Add {G} for each storage counter removed this way.
NM-Mint - $1.60
Lightly Played - $1.40
Moderately Played - $1.30
Heavily Played - $1.10
Damaged - $0.80
NM-Mint Non English - $1.60
Lightly Played Non English - $1.40
Moderately Played Non English - $1.30
Heavily Played Non English - $1.10
Damaged Non English - $0.80