Black Walnut

Black Walnut (Juglans nigra)

Hardiness Zones: 4-9

Mature Height: 70-100 ft

Mature Spread: 50-75 ft

Growth Rate: Moderate

Wisconsin Native: Yes

Typical Lifespan: 150-250 Years

Sunlight Requirements: Full Sun

Moisture Preference: Moderate

Soil Preference: Deep, Fertile, Well-drained

Tolerates: Alkaline Soil, Acidic Soil

Common Uses: Attracts Wildlife, Shade, Timber

Planting Tips: Avoid planting near gardens or sensitive plants due to juglone toxicity. Requires ample space for root development.

Description: Black Walnut is a large, deciduous tree valued for its high-quality wood and edible nuts. Leaves and roots contain juglone, a chemical that can inhibit the growth of certain plants nearby.