Live Christmas trees: Stay in the pot or go in the ground after the holidays? (Oregonian)

Live Christmas trees: Stay in the pot or go in the ground after the holidays? (Oregonian)
Moved outside without the care they need, the beautiful, and not inexpensive, trees meant to go in the ground in winter, languish, fade to brown and eventually die. One alternative is to buy plants meant to stay in pots, said Al Shay, a horticulture instructor at Oregon State University.