Family: Juglandaceae
(joo-glan-DAY-see-ee) Genus: Juglans (JOO-glanz) Species: nigra (NY-gruh) Synonym:Juglans pitteursii
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Category Edible Fruits and NutsTrees Water Requirements Average Water Needs; Water regularly; do not overwaterSun Exposure Full SunFoliage DeciduousShiny/Glossy Foliage Color Blue-GreenChartreuse/Yellow Height over 40 ft. (12 m)Spacing over 40 ft. (12 m)Hardiness USDA Zone 4a: to -34.4 °C (-30 °F)USDA Zone 4b: to -31.6 °C (-25 °F) USDA Zone 5a: to -28.8 °C (-20 °F) USDA Zone 5b: to -26.1 °C (-15 °F) USDA Zone 6a: to -23.3 °C (-10 °F) USDA Zone 6b: to -20.5 °C (-5 °F) USDA Zone 7a: to -17.7 °C (0 °F) USDA Zone 7b: to -14.9 °C (5 °F) USDA Zone 8a: to -12.2 °C (10 °F) USDA Zone 8b: to -9.4 °C (15 °F) USDA Zone 9a: to -6.6 °C (20 °F) USDA Zone 9b: to -3.8 °C (25 °F) |
Where to Grow Grow outdoors year-round in hardiness zoneDanger Parts of plant are poisonous if ingestedHandling plant may cause skin irritation or allergic reaction Bloom Color GreenBloom Characteristics UnknownBloom Size UnknownBloom Time Late Spring/Early SummerOther details UnknownSoil pH requirements 6.1 to 6.5 (mildly acidic)Patent Information Non-patentedPropagation Methods From seed; direct sow outdoors in fallSeed Collecting Remove fleshy coating on seeds before storingWear gloves to protect hands when handling seeds |