My Prefix comes before all others, but why it does, I'm not sure.
My Infix hides those waiting to change their lives.
My Suffix is something made from a plant, without a different plant.
The actual infix and the clue for the infix are spelled slightly different. The infix is usually only used on one single day.
The prefix is a single letter.
The infix can be linked with religion
The first plant mentioned in the suffix clue tends to grow large, but the second plant grows small, and is used to make a drink.
The "without" part of the suffix clue means that it is the first plant's word, with the letter(s) of the second plant removed.