Native & Naturalized Plants of the Carolinas & Georgia


772

Tree
Perennial
Monoecious

Native to the Carolinas & Georgia
Documented growing wild in GA NC SC

Common (uncommon in NC-SC Coastal Plain)

Look for it in moist, nutrient-rich forests of floodplains and slopes, calcareous hammocks, per Weakley's Flora

map
To see a detailed map, click here

 

full sun ...Moist ...Variable

LEAVES:
Deciduous
Pinnately compound: 15-23 leaflets
Alternate

FLOWER:
Spring
Unisexual
Staminate calyx 3-6 lobed, pistillate calyx 4-parted
Inferior ovary
Staminate flowers in elongate pendulous catkins

FRUIT:
Fall
Drupaceous nut

 

TO LEARN MORE about this plant, look it up in a good book!



Spermatophytes (seed plants): Angiosperms (flowering plants): Eudicots: Core Eudicots: Rosids: Fabids: Fagales

WEAKLEY'S FLORA (11/30/12):
Juglans nigra   FAMILY Juglandaceae

SYNONYMOUS WITH PLANTS NATIONAL DATABASE:
Juglans nigra   FAMILY Juglandaceae

SYNONYMOUS WITH VASCULAR FLORA OF THE CAROLINAS (1968) 053-01-001:
Juglans nigra   FAMILY Juglandaceae

 

COMMON NAME:
Black Walnut


Click or hover over the thumbnails to see larger pictures.

image of Juglans nigra

USDA-NRCS PLANTS Database / Britton, N.L., and A. Brown. 1913    pnd_juni_001_lvd

        

image of Juglans nigra

USDA-NRCS PLANTS Database / USDA Wetland flora: Field office illustrated guide    pnd_juni_010_lvd

        

image of Juglans nigra

Richard and Teresa Ware    rtw_juglans_nigra_2

March        

image of Juglans nigra

JK Marlow    s050316_c

March    Rutherford County    NC

Chimney Rock Park

Leaf scars alternate; terminal bud present, scaled; superposed buds present.

image of Juglans nigra

Sam Pratt    sbp_20140324_111419

March    Spartanburg County    SC

With age, bark becomes thick, dark, fissured and ridged, per Woody Plants of the Southeastern US: A Winter Guide.

image of Juglans nigra

JK Marlow    jkm070506_115

May    Gaston County    NC

Redlair Farms

Husks can be removed by driving over the nuts on a dirt driveway, per Weakley's Flora.

image of Juglans nigra

Richard and Teresa Ware    rtw_juglans_nigra_4

May        MA

Arnold Arboretum

image of Juglans nigra

Gill Newberry    gn06_j_nigra_large_tree

June        

image of Juglans nigra

Gill Newberry    gn06_j_nigra_leaf_pattern

June        

image of Juglans nigra

JK Marlow    jkm070622_002

June    Greenville County    SC

Bunched Arrowhead Heritage Preserve

Fruit a nut encased in a juicy, aromatic, green or black seamless husk, per Woody Plants of the Blue Ridge.

image of Juglans nigra

JK Marlow    jkm070622_004

June    Greenville County    SC

Bunched Arrowhead Heritage Preserve

image of Juglans nigra

JK Marlow    jkm080616_027

June    Oconee County    SC

Leaves aromatic when rubbed; with 15-23 leaflets, terminal one often absent, per Woody Plants of the Blue Ridge.

image of Juglans nigra

JK Marlow    jkm060805_077

August    Haywood County    NC

Great Smoky Mountains National Park

Roots produce juglone, which inhibits the growth of neighboring plants, per Native Trees of the Southeast, An Identification Guide.

image of Juglans nigra

Steve Marlow    snm_0118

August    Greenville County    SC

Furman University

The pith of Juglans is chambered [whereas that of Carya is homogenous], per Woody Plants of the Southeastern US: A Winter Guide.

image of Juglans nigra

Richard and Teresa Ware    rtw_juglans_nigra

September        

Fruit a nut encased in a juicy, aromatic, green or black seamless husk, per Woody Plants of the Blue Ridge.

image of Juglans nigra

JK Marlow    jkm101024_681

October    Pickens County    SC

image of Juglans nigra

JK Marlow    jkm121007_410

October    Wythe County    VA

New River Trail

image of Juglans nigra

Richard and Teresa Ware    rtw_juglans_nigra_1

October