State Tree NJ is the iconic Red Oak (Quercus rubra) tree that has been the official state tree of New Jersey since 1950.
Meaning and Symbolism
The Red Oak is considered a symbol of strength and endurance, representing the values of New Jersey's resilient people and its natural beauty. The hardwood of the tree is highly valued for its timber, furniture-making, and flooring.
The Red Oak tree can live for over 200 years, and its leaves remain green through the winter, providing year-round interest and aesthetic value. It is an integral part of New Jersey's forest ecosystem and has played a significant role in the state's history.
Identifying and Cultivating
Recognizing the Red Oak tree is relatively easy, given its distinctive features:

- The tree can grow up to 80 feet tall with a spread of 60-70 feet.
- Deeply lobed leaves with bristle-tipped teeth along the edges.
- Acorns are an important food source for various wildlife species.
- Red Oak trees prefer well-drained, acidic soils and partial shade.
Keep in mind that choosing the right soil pH and adequate sunlight will significantly help a Red Oak grow strong. Fertilization, pruning, and appropriate pest control techniques can also enhance their longevity and overall health.
Interesting Facts and Comparisons
| Species | Lifespan (Years) | Tree Height (Max) | Wood Density (Average) |
|---|---|---|---|
| Red Oak (Quercus rubra) | 200-300+ | 80-90 feet | 0.75-1.00 g/cm3 |
| Live Oak (Quercus virginiana) | 500-600+ | 60-75 feet | 0.75-1.00 g/cm3 |
| Swamp White Oak (Quercus bicolor) | 300-400+ | 70-80 feet | 0.58-0.77 g/cm3 |
Conservation and Threats
The Red Oak tree faces numerous threats in New Jersey, including:
- Over-harvesting of its valuable timber.
- Climate change impacts that alter local ecosystems.
Efforts to protect and restore Red Oak populations are crucial in maintaining New Jersey's ecological balance.

Impact on Local Communities and Economy
The Red Oak tree plays a significant role in the New Jersey economy through:
- Timber harvesting and woodworking industries.
- Wildlife habitat support, contributing to local food sources.
- Tourism, as its fall foliage is a major attraction during the fall season.



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