Blue+Spruce

Trees on Campus

**Blue Spruce**
//**Genus species:**//
 * Campus Tree #:**

 **Flower: **  There are both male and female flowers on the blue spruce. The males emerge reddish purple and ripen to yellow-brown, scattered throughout trees. The females are purple, upright, in tops of the trees.  **Fruit: **  Cones are 2 to 4 inches long, cylindrical, light brown in color, scales are flexible, pointed with jagged margins, and mature in the fall.  **Bark: **  Gray to red-brown. Young trees have small, thin scales; older trees are still scaly but with deeper furrows.  **Form: **  A medium to large tree with a pyramid form reaching up to 80 feet tall. Branches appear layered, especially with age.  **Range**: The areas of this map that are blue show where the blue spruce is native. The areas in grey are where it has been introduced by people.
 * Species Information**
 * The Blue Spruce (//Picea Pungens//)** is an evergreen with silvery blue to dark green needles about 1 inch long which are stiff and very sharp. Each needle is attached to a woody peg (sterigma).