If you want a new stained glass window in place for Christmas, the calendar is already tight. Advent 2026 begins on November 29, and well-made church glass takes months from the first conversation to installation, not weeks. Most congregations that ask us about a Christmas stained glass church window in Virginia start the conversation in October, when the decision has already been made for them by the calendar. This article lays out how to plan an Advent glass commission now,