If you've brought a poinsettia into your home or office for the holiday, here are some guidelines for caring for the plant: Don't let the plant get too wet, and don't let it get too dry. Press your finger to the soil and press hard. If you detect moisture, don't water. If it feels dry - give it a drink. 8 oz of water for a 6" diameter pot should do it. "Points" are a bit persnickety - they don't like drafts, they don't like to be in a room that too warm - or too cool. The