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Black Walnut Tree

Juglans nigra

  • Harvest Gourmet Black Walnut Nuts While Building Valuable Timber for Future Generations
  • Cold Hardy: Thrives in Zones 4-9
  • Grows 70-100 ft Tall, 60-80 ft Wide
  • Drought Tolerant, Rabbit Resistant
  • Native, Pollinator-Friendly - Attracts Small Mammals
Regular price $4233
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Plant Size

Planting & Care

Where to Plant

  • Sunlight: Give your Black Walnut at least 6 hours of direct sun daily. While it can handle a little shade when young, full sun is key for the best growth and nut production.
  • Soil: These trees thrive in deep, fertile, well-drained soil that mimics a forest floor. If you have heavy clay or sandy soil, amend it generously with compost to improve drainage and nutrient retention, as soggy roots are a major enemy.

Watering Requirements

Keep the soil consistently moist for the first year or two while the taproot establishes itself. Once mature, Black Walnuts are surprisingly drought-tolerant, but deep, regular watering during dry spells will ensure better nut quality and prevent the leaves from dropping early.

Pruning Tips

Prune your tree during the dormant season, typically late winter or early spring before sap starts flowing. Focus on removing damaged branches or lower limbs to raise the canopy, which improves air circulation and makes mowing easier. Avoiding cuts during the active growing season prevents excessive sap bleeding that can attract pests.

Fertilizer Needs

Feed your tree in early spring with a balanced, slow-release fertilizer or a layer of compost. Avoid high-nitrogen fertilizers late in the summer, as this encourages tender new growth that won't have time to harden off before winter frost hits.

Delivery and Shipping

Shipping Rates

Ships in 7-10 business days • Tracking provided • Weather protected

Under $50 $9.99
$50 - $99.99 $14.99
$100 - $149.99 $16.99
$150 - $198.99 $24.99
$199+ FREE

✓ Zone-specific timing • ✓ Professional packaging • ✓ Health guarantee

Specifications

Plant specifications
Plant Characteristics Cold hardy, Native, Fall Color/Interest, Heat Tolerant, Drought resistant, Edible, Self-pollinating, Ornamental Berries/Fruit, Non-invasive
Hardiness Zone 4a, 4b, 5a, 5b, 6a, 6b, 7a, 7b, 8a, 8b, 9a, 9b
Sunlight Full sun
Height 70-100 ft
Width 60-80 ft
Watering Needs Moderate
Preferred Soil Clay, Loamy, Sandy
Growth Rate Moderate
Blooms In Spring
Flower Color Yellow, Green
Native Yes
Suitable Space Outdoors
Botanical Name Juglans nigra
Species nigra
Class Fagales
Does Not Ship To AK, AZ, CA, HI, ID, MT, PR

Frequently Asked Questions

Are black walnut trees valuable?

  • Black walnut trees are extremely valuable for both their premium lumber and nutritious nuts. The decay-resistant heartwood is prized by furniture makers, while mature trees (5-6+ years) produce bushels of protein-rich nuts annually. Plant multiple trees in zones 4-9 for best cross-pollination and nut production.

How big do walnut trees get?

  • Black Walnut trees grow to a majestic 50-70 feet in both height and width at maturity. These impressive shade trees thrive in USDA zones 4-9 and develop their full canopy over many years. Plan for plenty of space when planting these giants, available at naturehills.com.

What planting zones are suitable for growing Black Walnut Trees?

  • Black Walnut Trees thrive in USDA growing zones 4 to 9. These adaptable native trees handle a wide range of climates from northern regions to the mid-South. Plant multiple trees for best cross-pollination and nut production.

Does a Black Walnut Tree need full sun or can it tolerate partial shade?

  • Black Walnut trees thrive in full sun but can tolerate partial shade, though nut production may be reduced in shadier locations. These majestic natives growing 50-70 feet tall perform best with at least 6 hours of direct sunlight daily. Plant in the sunniest spot available for maximum nut yields.

What type of soil conditions does a Black Walnut Tree prefer?

  • Q: What type of soil conditions does a Black Walnut Tree prefer? Black Walnut trees thrive in deep, well-draining soil with a pH between 6.0-7.5 across zones 4-9. They prefer fertile, moist soils but tolerate various conditions once established. Choose a spacious location since these majestic trees reach 50-70 feet. Shop at Nature Hills for healthy specimens.

What are the most common diseases that affect Black Walnut Trees?

  • Black walnut trees are generally disease-resistant but can be affected by walnut blight, anthracnose, and root rot in poorly drained soils. These hardy trees thrive in zones 4-9 with proper spacing and good air circulation. Plant in well-draining soil and avoid overhead watering to prevent most fungal issues.

What is the best fertilizer schedule for Black Walnut Trees?

  • Black walnut trees are light feeders that rarely need supplemental fertilization once established. Apply a balanced 10-10-10 fertilizer in early spring only if soil tests show deficiencies. Focus on deep watering and mulching instead for these hardy zone 4-9 natives.