- Scientific name
- Juglans nigra
- Common name
- American walnut
- Kingdom / family
- Juglandaceae
- Genus
- Juglans
- Category
- plantae
- Primary role
- crop
- Growth habit
- deciduous tree; deep taproot penetrating more than 2m, large lateral roots near surface, feeder roots 10-20cm below surface
- Temperature
- 13 to 28 °C
- pH
- 6.5 to 7.5
- Precipitation
- 800 to 1000 mm
- Soil texture
- 6
- Light
- 3/10
- Native regions
- ["Alabama","Arkansas","Connecticut","Delaware","District of Columbia","Florida","Georgia","Illinois","Indiana","Iowa","Kansas","Kentucky","Louisiana","Maryland","Massachusetts","Michigan","Minnesota","Mississippi","Missouri","Nebraska","New Jersey","New York","North Carolina","Ohio","Oklahoma","Ontario","Pennsylvania","Rhode I.","South Carolina","South Dakota","Tennessee","Texas","Virginia","West Virginia","Wisconsin","England [I] (England [I], Wales [I], Scotland [I]); Ireland [I] (Northern Ireland [I]); Denmark [c]; Germany [I]; Austria [I]; Slovakia [c]; Hungary [I]; Italy [c]; Slovenia [I]; Croatia [c]; Serbia; Kosovo [I]; Romania [c]; Greece [I]; Crete [I]; Belarus [c]; Moldova [c]; Ukraine [I]; Crimea [c]; Mauritius [I]; La Réunion [I]; Tajikistan [c]; Northern Caucasus [I]; Georgia [Caucasus] [I]; Armenia [I]; East Aegaean Isl. [I]; Canada (Manitoba, Ontario, Québec); USA (Alabama, Arkansas, Connecticut, District of Columbia, Delaware, Florida, Georgia, Iowa, Illinois, Indiana, Kansas, Kentucky, Louisiana, Massachusetts, Maryland, Maine, Michigan, Minnesota, Missouri, Mississippi, North Carolina, North Dakota, Nebraska, New Hampshire, New Jersey, New York, Ohio, Oklahoma, Pennsylvania, Rhode Island, South Carolina, South Dakota, Tennessee, Texas, Utah, Virginia, Wisconsin, West Virginia)","Área urbana de Bogotá, D.C. Jardín Botánico José Celestino Mutis – Sede central","Jardín Botánico de Bogotá","North America","Global","Jardin Botánico de Bogotá","NO"]
- Invasive regions
- ["Austria","Belgium","Bulgaria","Czechia-Slovakia","Denmark","Germany","Great Britain","Hungary","Italy","New Mexico","North Caucasus","Poland","Romania","Tadzhikistan","Transcaucasus","Vermont","West Himalaya","AM","AT","Flemish Region","Brussels-Capital Region","Walloon Region","Manitoba","Quebec","CZ","Czech Republic","Spain","France","FR","GB","HR","IE","IT","MX","The Netherlands","NO","PL","Madeira","Portugal","PT","RO"]