Lotus Blossom

Oracle Text

At the beginning of your upkeep, you may put a petal counter on Lotus Blossom.

T, Sacrifice Lotus Blossom: Add X mana of any one color, where X is the number of petal counters on Lotus Blossom.

Card Rulings

10/4/2004 Adding a counter is optional. If you forget to add one during your upkeep, you cannot back up and add one later.