Black walnut

Juglans nigra

Tree30×20 mzone 4–9full sun

Profile

Family: Juglandaceae
Habit: Tree
Height: 30 m
Spread: 20 m
Growth: very fast
Lifespan: 200 years
First yield: after 13 years
Hardiness: zone 4–9
Shade tolerance: full sun
Soil: Sand, Silt, Loam
Soil moisture: semi-dry – very moist
pH: 5.6 – 7.6

Flowering & harvest

	J	F	M	A	M	J	J	A	S	O	N	D
Flowering
Fruit harvest

Times apply to the northern hemisphere in a temperate climate and shift with altitude and cultivar.

Uses

Edible3 of 10

Medicinal7 of 10

Other uses8 of 10

Origin & habitat

Eastern North America – from Massachusetts to Florida, west to Texas and Minnesota.

Rich, fertile woods and hills with deep, well-drained soils.

⚠️ Hazards

Toxicity: slightly toxic

This is no substitute for expert identification. When in doubt, do not eat it.

Plan this plant into your own garden

Permaplans plans your garden to scale on the map — with a site check, harvest calendar and over 1,000 plants. Free for iPhone, Android, Mac, Windows & Linux.

Get the app for free

Will this plant grow where you live? → Check your site