Photo showing some real pine (pinus), spruce (picea) and Noble fir (abies) Christmas trees for sale, stacked up against each other and ready to be netted and sold. Fir trees are particularly popular in Europe as Christmas trees, with their glossy green needles lasting well. Popular varieties include Douglas Fir (Pseudotsuga menziesii), Grand Fir (Abies grandis), Noble Fir (Abies procera) and Nordmann Fir (Abies nordmanniana).