Poinsettia

Traditional Christmas plants are plants that stand out during winter. This may surprise but it reflects the timing of the celebration of Christmas in mid winter in the northern hemisphere when many plants are dormant or bare. Evergreens such as mistletoe, holly (which has red berries in winter), ivy, fir, spruce and yew are all associated with a winter Christmas...

Plants will clean the air, humidify the atmosphere, screen ugly buildings, provide shade from the hot sun and give unending enjoyment to the gardener.