Send a comment on this item to LII: Send a comment on this item to LII staff, who on weekdays will usually reply within 24 hours. Christmas Trees & More Information about Christmas tree types, selection and care, and traditions. Includes recipes for cookie ornaments, fun facts, and related links. From the University of Illinois Extension. http://urbanext.illinois.edu/trees/ Asterisk * indicates required field. Your Name Your Email Address * We will not sell or provide your email address to anyone else. Comment * Enter the verification code as it is shown in the box below. This helps prevent automated submissions. *