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Red spruce identification: needles, bark, cones and twigs
Red spruce, Picea rubens, is a native tree in Pennsylvania. How to recognize it by its needles, bark, cones and twigs, and how to tell it from look-alikes.
Single needles, attached one at a time. Sharp, four-sided needles 1/2 to 5/8 inch long that curve upward, glossy yellow-green, each on a woody peg. Bark: Gray-brown bark with reddish brown showing under fine flaky patches. Checked Nov. 14, 2026.
How to identify red spruce
| Leaf type | Single needles, attached one at a time |
|---|---|
| Needles | Sharp, four-sided needles 1/2 to 5/8 inch long that curve upward, glossy yellow-green, each on a woody peg. |
| Bark | Gray-brown bark with reddish brown showing under fine flaky patches. |
| Cones | Chestnut-brown egg-shaped cones 1 to 1 1/2 inches long with smooth-edged scales; most drop during their first winter. |
| Twigs | Orange-brown twigs with very fine hairs (a hand lens helps). |
| Size and shape | Straight trunk with a narrow crown; 60 to 80 feet tall. |
From the Virginia Tech Dendrology fact sheet, in our own words.
Is red spruce native to Pennsylvania?
The Pennsylvania Natural Heritage Program (PNHP) lists red spruce as native to Pennsylvania.
See all 140 trees, with a 4-question identifier, in our Pennsylvania tree identification guide.
Trees that look like red spruce
| Tree | Its leaves |
|---|---|
| Black spruce Picea mariana | Single needles, attached one at a time. Stiff four-sided needles 1/4 to 1/2 inch long, blue-green, with fairly blunt tips. |
| Norway spruce Picea abies | Single needles, attached one at a time. Stiff, sharp needles 1/2 to 1 inch long, dark glossy green, each on a woody peg. |
Compare the leaves first, then the bark, cones and twigs on each tree’s page.
Other spruces in Pennsylvania
Colorado spruce (Picea pungens).
Questions
How do you identify red spruce?
Look for single needles, attached one at a time. Sharp, four-sided needles 1/2 to 5/8 inch long that curve upward, glossy yellow-green, each on a woody peg. Bark: Gray-brown bark with reddish brown showing under fine flaky patches.
Is red spruce native to Pennsylvania?
The Pennsylvania Natural Heritage Program (PNHP) lists red spruce as native to Pennsylvania.
How big does red spruce get?
Straight trunk with a narrow crown; 60 to 80 feet tall.
What tree looks like red spruce?
Black spruce, Norway spruce. Compare the leaves first.
Sources: Virginia Tech Dendrology (Picea rubens fact sheet); Pennsylvania Natural Heritage Program, PA Vascular Plant List (native or introduced status). Checked Nov. 14, 2026.
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