SelecTree: Tree Detail

DURA HEAT RIVER BIRCH
Betula nigra 'Dura Heat'

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Photo Locations: Dallas Arboretum - Dallas, TX

General Notes

Higher tolerance of drought and heat than species with superior resistance to insect and disease. Flaking curling bark in older trees.

Native to Eastern North America.

Family: Betulaceae

Tree Characteristics

Erect or Spreading and requires ample growing space.

Conical Shape.

Has Deciduous foliage.

Height: 30 - 40 feet.

Width: 25 - 35 feet.

Growth Rate: 36 Inches per Year.

Longevity 50 to 150 years.

Leaves Ovate to Rhomboidal, Glossy Medium Green, Gold, Deciduous.

Flowers Inconspicuous. Flowers in Spring, Summer or Fall. Has separate male and female flowers on the same tree (monoecious).

Brown, Beige or Mostly Green Winged Nut in a Cone, Small (0.25 - 0.50 inches), fruiting in Summer.

Bark Striking, Dark Brown, Red Brown or Pink, Exfoliating or Smooth.

Shading Capacity Rated as Moderate in Leaf.

Shading Capacity Rated as Moderate out of Leaf.

Litter Issue is Dry Fruit.

Tree Site Conditions & Constraints

Sunset Zones 1 - 24.

USDA Hardiness Zones 3 - 7.

Exposure Full Sun to Full Shade.

Wet to Moist Soil.

Loam or Sand Texture.

Highly Acidic to Slightly Alkaline Soil pH.

Seaside Tolerance is Good in Mild Zone.

Pests & Disease Information

Resistant to Bronze Birch Borer and Verticillium. Susceptible to Aphids and Beetle Borers, Anthracnose.

Health, Safety & Environmental Concerns

Branch Strength Rated as Medium Weak

Root Damage Potential Rated as Moderate.

Allergy Health Hazard.

Desirable Wildlife Plant.

Attracts Birds.

Deer Palatable.

Special Uses & Values

Riparian or Street Tree.

Cite this tree:
SelecTree. "Betula nigra 'Dura Heat' Tree Record." 1995-2017. Sep 21, 2017.
< http://selectree.calpoly.edu/tree-detail/betula-nigra-dura-heat >

This tree is not part of the SelecTree Nursery Connection. If you would like to see this tree listed, or know of a nursery that sells it, please contact us at ufei@calpoly.edu.